Terminal compatibility: Pass vttest 2 and 3 (#447)

* fix(compatibility): pass vttest 2+3

* style(fmt): rustfmt

* style(comment): remove unused

* docs(changelog): update change

CHANGELOG.md

@@ -11,6 +11,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 * Refactor install module to setup module (https://github.com/zellij-org/zellij/pull/431)
 * Add theme support through xrdb (https://github.com/zellij-org/zellij/pull/239)
 * Fix default keybindings in resize mode and add arrow parity in tab and scroll mode (https://github.com/zellij-org/zellij/pull/441)
+* Terminal compatibility: pass vttest 2 and 3 (https://github.com/zellij-org/zellij/pull/447)
 
 ## [0.6.0] - 2021-04-29
 * Doesn't quit anymore on single `q` press while in tab mode  (https://github.com/zellij-org/zellij/pull/342)

src/client/panes/grid.rs

@@ -1,6 +1,6 @@
 use std::{
     cmp::Ordering,
-    collections::VecDeque,
+    collections::{BTreeSet, VecDeque},
     fmt::{self, Debug, Formatter},
 };
 
@@ -10,7 +10,8 @@ const SCROLL_BACK: usize = 10_000;
 use crate::utils::logging::debug_log_to_file;
 
 use crate::panes::terminal_character::{
-    CharacterStyles, TerminalCharacter, EMPTY_TERMINAL_CHARACTER,
+    CharacterStyles, CharsetIndex, Cursor, StandardCharset, TerminalCharacter,
+    EMPTY_TERMINAL_CHARACTER,
 };
 
 fn get_top_non_canonical_rows(rows: &mut Vec<Row>) -> Vec<Row> {
@@ -150,18 +151,34 @@ fn bounded_push(vec: &mut VecDeque<Row>, value: Row) {
     vec.push_back(value)
 }
 
+pub fn create_horizontal_tabstops(columns: usize) -> BTreeSet<usize> {
+    let mut i = TABSTOP_WIDTH;
+    let mut horizontal_tabstops = BTreeSet::new();
+    loop {
+        if i > columns {
+            break;
+        }
+        horizontal_tabstops.insert(i);
+        i += TABSTOP_WIDTH;
+    }
+    horizontal_tabstops
+}
+
 #[derive(Clone)]
 pub struct Grid {
     lines_above: VecDeque<Row>,
     viewport: Vec<Row>,
     lines_below: Vec<Row>,
+    horizontal_tabstops: BTreeSet<usize>,
     alternative_lines_above_viewport_and_cursor: Option<(VecDeque<Row>, Vec<Row>, Cursor)>,
     cursor: Cursor,
+    saved_cursor_position: Option<Cursor>,
     scroll_region: Option<(usize, usize)>,
-    pending_styles: CharacterStyles,
+    active_charset: CharsetIndex,
     pub should_render: bool,
     pub cursor_key_mode: bool, // DECCKM - when set, cursor keys should send ANSI direction codes (eg. "OD") instead of the arrow keys (eg. "")
     pub erasure_mode: bool,    // ERM
+    pub disable_linewrap: bool,
     pub clear_viewport_before_rendering: bool,
     pub width: usize,
     pub height: usize,
@@ -186,31 +203,67 @@ impl Grid {
             lines_above: VecDeque::with_capacity(SCROLL_BACK),
             viewport: vec![Row::new().canonical()],
             lines_below: vec![],
+            horizontal_tabstops: create_horizontal_tabstops(columns),
             cursor: Cursor::new(0, 0),
+            saved_cursor_position: None,
             scroll_region: None,
             width: columns,
             height: rows,
-            pending_styles: CharacterStyles::new(),
             should_render: true,
             cursor_key_mode: false,
             erasure_mode: false,
+            disable_linewrap: false,
             alternative_lines_above_viewport_and_cursor: None,
             clear_viewport_before_rendering: false,
+            active_charset: Default::default(),
         }
     }
     pub fn contains_widechar(&self) -> bool {
         self.viewport.iter().any(|c| c.contains_widechar())
     }
     pub fn advance_to_next_tabstop(&mut self, styles: CharacterStyles) {
-        let columns_until_next_tabstop = TABSTOP_WIDTH - (self.cursor.x % TABSTOP_WIDTH);
+        let mut next_tabstop = None;
-        let columns_until_screen_end = (self.width - self.cursor.x).saturating_sub(1);
+        for tabstop in self.horizontal_tabstops.iter() {
-        let columns_to_advance =
+            if *tabstop > self.cursor.x {
-            std::cmp::min(columns_until_next_tabstop, columns_until_screen_end);
+                next_tabstop = Some(tabstop);
+                break;
+            }
+        }
+        match next_tabstop {
+            Some(tabstop) => {
+                self.cursor.x = *tabstop;
+            }
+            None => {
+                self.cursor.x = self.width.saturating_sub(1);
+            }
+        }
         let mut empty_character = EMPTY_TERMINAL_CHARACTER;
         empty_character.styles = styles;
-        self.cursor.x += columns_to_advance;
         self.pad_current_line_until(self.cursor.x);
     }
+    fn set_horizontal_tabstop(&mut self) {
+        self.horizontal_tabstops.insert(self.cursor.x);
+    }
+    fn clear_tabstop(&mut self, position: usize) {
+        self.horizontal_tabstops.remove(&position);
+    }
+    fn clear_all_tabstops(&mut self) {
+        self.horizontal_tabstops.clear();
+    }
+    fn save_cursor_position(&mut self) {
+        self.saved_cursor_position = Some(self.cursor.clone());
+    }
+    fn restore_cursor_position(&mut self) {
+        if let Some(saved_cursor_position) = self.saved_cursor_position.as_ref() {
+            self.cursor = saved_cursor_position.clone();
+        }
+    }
+    fn configure_charset(&mut self, charset: StandardCharset, index: CharsetIndex) {
+        self.cursor.charsets[index] = charset;
+    }
+    fn set_active_charset(&mut self, index: CharsetIndex) {
+        self.active_charset = index;
+    }
     fn cursor_canonical_line_index(&self) -> usize {
         let mut cursor_canonical_line_index = 0;
         let mut canonical_lines_traversed = 0;
@@ -567,6 +620,9 @@ impl Grid {
     pub fn add_character(&mut self, terminal_character: TerminalCharacter) {
         // TODO: try to separate adding characters from moving the cursors in this function
         if self.cursor.x >= self.width {
+            if self.disable_linewrap {
+                return;
+            }
             // line wrap
             self.cursor.x = 0;
             if self.cursor.y == self.height - 1 {
@@ -676,6 +732,13 @@ impl Grid {
         }
     }
     pub fn move_cursor_up(&mut self, count: usize) {
+        if let Some((scroll_region_top, scroll_region_bottom)) = self.scroll_region {
+            if self.cursor.y >= scroll_region_top && self.cursor.y <= scroll_region_bottom {
+                self.cursor.y =
+                    std::cmp::max(self.cursor.y.saturating_sub(count), scroll_region_top);
+                return;
+            }
+        }
         self.cursor.y = if self.cursor.y < count {
             0
         } else {
@@ -702,6 +765,12 @@ impl Grid {
         }
     }
     pub fn move_cursor_down(&mut self, count: usize, pad_character: TerminalCharacter) {
+        if let Some((scroll_region_top, scroll_region_bottom)) = self.scroll_region {
+            if self.cursor.y >= scroll_region_top && self.cursor.y <= scroll_region_bottom {
+                self.cursor.y = std::cmp::min(self.cursor.y + count, scroll_region_bottom);
+                return;
+            }
+        }
         let lines_to_add = if self.cursor.y + count > self.height - 1 {
             (self.cursor.y + count) - (self.height - 1)
         } else {
@@ -841,16 +910,21 @@ impl Grid {
         self.scroll_region = None;
         self.clear_viewport_before_rendering = true;
         self.cursor = Cursor::new(0, 0);
+        self.saved_cursor_position = None;
+        self.active_charset = Default::default();
+        self.erasure_mode = false;
+        self.disable_linewrap = false;
     }
 }
 
 impl vte::Perform for Grid {
     fn print(&mut self, c: char) {
+        let c = self.cursor.charsets[self.active_charset].map(c);
         // apparently, building TerminalCharacter like this without a "new" method
         // is a little faster
         let terminal_character = TerminalCharacter {
             character: c,
-            styles: self.pending_styles,
+            styles: self.cursor.pending_styles,
         };
         self.add_character(terminal_character);
     }
@@ -863,17 +937,23 @@ impl vte::Perform for Grid {
             }
             9 => {
                 // tab
-                self.advance_to_next_tabstop(self.pending_styles);
+                self.advance_to_next_tabstop(self.cursor.pending_styles);
             }
             10 | 11 => {
                 // 0a, newline
-                // 0b, form-feed
+                // 0b, vertical tabulation
                 self.add_newline();
             }
             13 => {
                 // 0d, carriage return
                 self.move_cursor_to_beginning_of_line();
             }
+            14 => {
+                self.set_active_charset(CharsetIndex::G1);
+            }
+            15 => {
+                self.set_active_charset(CharsetIndex::G0);
+            }
             _ => {}
         }
     }
@@ -896,7 +976,9 @@ impl vte::Perform for Grid {
 
     fn csi_dispatch(&mut self, params: &[i64], _intermediates: &[u8], _ignore: bool, c: char) {
         if c == 'm' {
-            self.pending_styles.add_style_from_ansi_params(params);
+            self.cursor
+                .pending_styles
+                .add_style_from_ansi_params(params);
         } else if c == 'C' {
             // move cursor forward
             let move_by = if params[0] == 0 {
@@ -909,11 +991,11 @@ impl vte::Perform for Grid {
             // clear line (0 => right, 1 => left, 2 => all)
             if params[0] == 0 {
                 let mut char_to_replace = EMPTY_TERMINAL_CHARACTER;
-                char_to_replace.styles = self.pending_styles;
+                char_to_replace.styles = self.cursor.pending_styles;
                 self.replace_characters_in_line_after_cursor(char_to_replace);
             } else if params[0] == 1 {
                 let mut char_to_replace = EMPTY_TERMINAL_CHARACTER;
-                char_to_replace.styles = self.pending_styles;
+                char_to_replace.styles = self.cursor.pending_styles;
                 self.replace_characters_in_line_before_cursor(char_to_replace);
             } else if params[0] == 2 {
                 self.clear_cursor_line();
@@ -921,7 +1003,7 @@ impl vte::Perform for Grid {
         } else if c == 'J' {
             // clear all (0 => below, 1 => above, 2 => all, 3 => saved)
             let mut char_to_replace = EMPTY_TERMINAL_CHARACTER;
-            char_to_replace.styles = self.pending_styles;
+            char_to_replace.styles = self.cursor.pending_styles;
             if params[0] == 0 {
                 self.clear_all_after_cursor(char_to_replace);
             } else if params[0] == 1 {
@@ -1008,6 +1090,9 @@ impl vte::Perform for Grid {
                     Some(&6) => {
                         self.erasure_mode = false;
                     }
+                    Some(&7) => {
+                        self.disable_linewrap = true;
+                    }
                     _ => {}
                 };
             }
@@ -1048,6 +1133,9 @@ impl vte::Perform for Grid {
                     Some(&6) => {
                         self.erasure_mode = true;
                     }
+                    Some(&7) => {
+                        self.disable_linewrap = false;
+                    }
                     _ => {}
                 };
             }
@@ -1057,6 +1145,10 @@ impl vte::Perform for Grid {
                 let top_line_index = (params[0] as usize).saturating_sub(1);
                 let bottom_line_index = (params[1] as usize).saturating_sub(1);
                 self.set_scroll_region(top_line_index, bottom_line_index);
+                if self.erasure_mode {
+                    self.move_cursor_to_line(top_line_index, EMPTY_TERMINAL_CHARACTER);
+                    self.move_cursor_to_beginning_of_line();
+                }
                 self.show_cursor();
             } else {
                 self.clear_scroll_region();
@@ -1088,6 +1180,12 @@ impl vte::Perform for Grid {
                 params[0] as usize - 1
             };
             self.move_cursor_to_column(column);
+        } else if c == 'g' {
+            if params[0] == 0 {
+                self.clear_tabstop(self.cursor.x);
+            } else if params[0] == 3 {
+                self.clear_all_tabstops();
+            }
         } else if c == 'd' {
             // goto line
             let line = if params[0] == 0 {
@@ -1105,7 +1203,7 @@ impl vte::Perform for Grid {
             } else {
                 params[0] as usize
             };
-            self.erase_characters(count, self.pending_styles);
+            self.erase_characters(count, self.cursor.pending_styles);
         } else if c == 'X' {
             // erase characters and replace with empty characters of current style
             let count = if params[0] == 0 {
@@ -1113,7 +1211,7 @@ impl vte::Perform for Grid {
             } else {
                 params[0] as usize
             };
-            self.replace_with_empty_chars(count, self.pending_styles);
+            self.replace_with_empty_chars(count, self.cursor.pending_styles);
         } else if c == 'T' {
             /*
              * 124  54  T   SD
@@ -1136,6 +1234,10 @@ impl vte::Perform for Grid {
                 params[0] as usize
             };
             self.rotate_scroll_region_down(count);
+        } else if c == 's' {
+            self.save_cursor_position();
+        } else if c == 'u' {
+            self.restore_cursor_position();
         } else if c == '@' {
             let count = if params[0] == 0 {
                 1
@@ -1153,6 +1255,35 @@ impl vte::Perform for Grid {
 
     fn esc_dispatch(&mut self, intermediates: &[u8], _ignore: bool, byte: u8) {
         match (byte, intermediates.get(0)) {
+            (b'B', charset_index_symbol) => {
+                let charset_index: CharsetIndex = match charset_index_symbol {
+                    Some(b'(') => CharsetIndex::G0,
+                    Some(b')') => CharsetIndex::G1,
+                    Some(b'*') => CharsetIndex::G2,
+                    Some(b'+') => CharsetIndex::G3,
+                    _ => {
+                        // invalid, silently do nothing
+                        return;
+                    }
+                };
+                self.configure_charset(StandardCharset::Ascii, charset_index);
+            }
+            (b'0', charset_index_symbol) => {
+                let charset_index: CharsetIndex = match charset_index_symbol {
+                    Some(b'(') => CharsetIndex::G0,
+                    Some(b')') => CharsetIndex::G1,
+                    Some(b'*') => CharsetIndex::G2,
+                    Some(b'+') => CharsetIndex::G3,
+                    _ => {
+                        // invalid, silently do nothing
+                        return;
+                    }
+                };
+                self.configure_charset(
+                    StandardCharset::SpecialCharacterAndLineDrawing,
+                    charset_index,
+                );
+            }
             (b'D', None) => {
                 self.add_newline();
             }
@@ -1167,7 +1298,13 @@ impl vte::Perform for Grid {
                 self.reset_terminal_state();
             }
             (b'H', None) => {
-                self.advance_to_next_tabstop(self.pending_styles);
+                self.set_horizontal_tabstop();
+            }
+            (b'7', None) => {
+                self.save_cursor_position();
+            }
+            (b'8', None) => {
+                self.restore_cursor_position();
             }
             (b'8', Some(b'#')) => {
                 let mut fill_character = EMPTY_TERMINAL_CHARACTER;
@@ -1311,23 +1448,6 @@ impl Row {
     }
 }
 
-#[derive(Clone, Debug)]
-pub struct Cursor {
-    x: usize,
-    y: usize,
-    is_hidden: bool,
-}
-
-impl Cursor {
-    pub fn new(x: usize, y: usize) -> Self {
-        Cursor {
-            x,
-            y,
-            is_hidden: false,
-        }
-    }
-}
-
 #[cfg(test)]
 #[path = "./unit/grid_tests.rs"]
 mod grid_tests;

src/client/panes/terminal_character.rs

@@ -1,7 +1,8 @@
 use unicode_width::UnicodeWidthChar;
 
 use crate::utils::logging::debug_log_to_file;
-use ::std::fmt::{self, Debug, Display, Formatter};
+use std::fmt::{self, Debug, Display, Formatter};
+use std::ops::{Index, IndexMut};
 
 pub const EMPTY_TERMINAL_CHARACTER: TerminalCharacter = TerminalCharacter {
     character: ' ',
@@ -625,6 +626,115 @@ impl Display for CharacterStyles {
     }
 }
 
+#[derive(Clone, Copy, Debug)]
+pub enum CharsetIndex {
+    G0,
+    G1,
+    G2,
+    G3,
+}
+
+impl Default for CharsetIndex {
+    fn default() -> Self {
+        CharsetIndex::G0
+    }
+}
+
+#[derive(Clone, Copy, Debug, Eq, PartialEq)]
+pub enum StandardCharset {
+    Ascii,
+    SpecialCharacterAndLineDrawing,
+}
+
+impl Default for StandardCharset {
+    fn default() -> Self {
+        StandardCharset::Ascii
+    }
+}
+
+impl StandardCharset {
+    /// Switch/Map character to the active charset. Ascii is the common case and
+    /// for that we want to do as little as possible.
+    #[inline]
+    pub fn map(self, c: char) -> char {
+        match self {
+            StandardCharset::Ascii => c,
+            StandardCharset::SpecialCharacterAndLineDrawing => match c {
+                '`' => '◆',
+                'a' => '▒',
+                'b' => '␉',
+                'c' => '␌',
+                'd' => '␍',
+                'e' => '␊',
+                'f' => '°',
+                'g' => '±',
+                'h' => '␤',
+                'i' => '␋',
+                'j' => '┘',
+                'k' => '┐',
+                'l' => '┌',
+                'm' => '└',
+                'n' => '┼',
+                'o' => '⎺',
+                'p' => '⎻',
+                'q' => '─',
+                'r' => '⎼',
+                's' => '⎽',
+                't' => '├',
+                'u' => '┤',
+                'v' => '┴',
+                'w' => '┬',
+                'x' => '│',
+                'y' => '≤',
+                'z' => '≥',
+                '{' => 'π',
+                '|' => '≠',
+                '}' => '£',
+                '~' => '·',
+                _ => c,
+            },
+        }
+    }
+}
+
+#[derive(Debug, Default, Copy, Clone, PartialEq, Eq)]
+pub struct Charsets([StandardCharset; 4]);
+
+impl Index<CharsetIndex> for Charsets {
+    type Output = StandardCharset;
+
+    fn index(&self, index: CharsetIndex) -> &StandardCharset {
+        &self.0[index as usize]
+    }
+}
+
+impl IndexMut<CharsetIndex> for Charsets {
+    fn index_mut(&mut self, index: CharsetIndex) -> &mut StandardCharset {
+        &mut self.0[index as usize]
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct Cursor {
+    pub x: usize,
+    pub y: usize,
+    pub is_hidden: bool,
+    pub pending_styles: CharacterStyles,
+    pub charsets: Charsets,
+}
+
+impl Cursor {
+    pub fn new(x: usize, y: usize) -> Self {
+        Cursor {
+            x,
+            y,
+            is_hidden: false,
+            pending_styles: CharacterStyles::new(),
+            charsets: Default::default(),
+        }
+    }
+}
+
 #[derive(Clone, Copy)]
 pub struct TerminalCharacter {
     pub character: char,

src/client/panes/unit/grid_tests.rs

@@ -83,3 +83,195 @@ fn vttest1_5() {
     }
     assert_snapshot!(format!("{:?}", grid));
 }
+
+#[test]
+fn vttest2_0() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-0";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_1() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-1";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_2() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-2";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_3() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-3";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_4() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-4";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_5() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-5";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_6() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-6";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_7() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-7";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_8() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-8";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_9() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-9";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_10() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-10";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_11() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-11";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_12() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-12";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_13() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-13";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest2_14() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest2-14";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}
+
+#[test]
+fn vttest3_0() {
+    let mut vte_parser = vte::Parser::new();
+    let mut grid = Grid::new(41, 110);
+    let fixture_name = "vttest3-0";
+    let content = read_fixture(fixture_name);
+    for byte in content {
+        vte_parser.advance(&mut grid, byte);
+    }
+    assert_snapshot!(format!("{:?}", grid));
+}

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_0.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C): **************************************************************************************************************
+01 (C): **************************************************                                                            
+02 (C): **************************************************************************************************************
+03 (C):                                                                                                               
+04 (C): This should be three identical lines of *'s completely filling                                                
+05 (C): the top of the screen without any empty lines between.                                                        
+06 (C): (Test of WRAP AROUND mode setting.)                                                                           
+07 (C): Push <RETURN>                                                                                                 
+08 (C):                                                                                                               
+09 (C):                                                                                                               
+10 (C):                                                                                                               
+11 (C):                                                                                                               
+12 (C):                                                                                                               
+13 (C):                                                                                                               
+14 (C):                                                                                                               
+15 (C):                                                                                                               
+16 (C):                                                                                                               
+17 (C):                                                                                                               
+18 (C):                                                                                                               
+19 (C):                                                                                                               
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_1.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C):       *     *     *     *     *     *     *     *     *     *     *     *     *                               
+01 (C):       *     *     *     *     *     *     *     *     *     *     *     *     *                               
+02 (C):                                                                                                               
+03 (C): Test of TAB setting/resetting. These two lines                                                                
+04 (C): should look the same. Push <RETURN>                                                                           
+05 (C):                                                                                                               
+06 (C):                                                                                                               
+07 (C):                                                                                                               
+08 (C):                                                                                                               
+09 (C):                                                                                                               
+10 (C):                                                                                                               
+11 (C):                                                                                                               
+12 (C):                                                                                                               
+13 (C):                                                                                                               
+14 (C):                                                                                                               
+15 (C):                                                                                                               
+16 (C):                                                                                                               
+17 (C):                                                                                                               
+18 (C):                                                                                                               
+19 (C):                                                                                                               
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_10.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W):                                                                                                               
+01 (W):                                                                                                               
+02 (W):                                                                                                               
+03 (W):                                                                                                               
+04 (W):                                                                                                               
+05 (W):                                                                                                               
+06 (W):                                                                                                               
+07 (W):                                                                                                               
+08 (W):                                                                                                               
+09 (W):                                                                                                               
+10 (W):                                                                                                               
+11 (W):                                                                                                               
+12 (W):                                                                                                               
+13 (W):                                                                                                               
+14 (W):                                                                                                               
+15 (W):                                                                                                               
+16 (W):                                                                                                               
+17 (W):                                                                                                               
+18 (W):                                                                                                               
+19 (W):                                                                                                               
+20 (W):                                                                                                               
+21 (W):                                                                                                               
+22 (W): This line should be the one above the bottom of the screen. Push <RETURN>                                     
+23 (W): Origin mode test. This line should be at the bottom of the screen.                                            
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_11.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W): This line should be at the top of the screen. Push <RETURN>                                                   
+01 (W):                                                                                                               
+02 (W):                                                                                                               
+03 (W):                                                                                                               
+04 (W):                                                                                                               
+05 (W):                                                                                                               
+06 (W):                                                                                                               
+07 (W):                                                                                                               
+08 (W):                                                                                                               
+09 (W):                                                                                                               
+10 (W):                                                                                                               
+11 (W):                                                                                                               
+12 (W):                                                                                                               
+13 (W):                                                                                                               
+14 (W):                                                                                                               
+15 (W):                                                                                                               
+16 (W):                                                                                                               
+17 (W):                                                                                                               
+18 (W):                                                                                                               
+19 (W):                                                                                                               
+20 (W):                                                                                                               
+21 (W):                                                                                                               
+22 (W):                                                                                                               
+23 (W): Origin mode test. This line should be at the bottom of the screen.                                            
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_12.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W):                    Graphic rendition test pattern:                                                            
+01 (W):                                                                                                               
+02 (W):                                                                                                               
+03 (W): vanilla                                bold                                                                   
+04 (W):                                                                                                               
+05 (W):      underline                              bold underline                                                    
+06 (W):                                                                                                               
+07 (W): blink                                  bold blink                                                             
+08 (W):                                                                                                               
+09 (W):      underline blink                        bold underline blink                                              
+10 (W):                                                                                                               
+11 (W): negative                               bold negative                                                          
+12 (W):                                                                                                               
+13 (W):      underline negative                     bold underline negative                                           
+14 (W):                                                                                                               
+15 (W): blink negative                         bold blink negative                                                    
+16 (W):                                                                                                               
+17 (W):      underline blink negative               bold underline blink negative                                     
+18 (W):                                                                                                               
+19 (W):                                                                                                               
+20 (W):                                                                                                               
+21 (W):                                                                                                               
+22 (W): Dark background. Push <RETURN>                                                                                
+23 (W):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_13.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W):                    Graphic rendition test pattern:                                                            
+01 (W):                                                                                                               
+02 (W):                                                                                                               
+03 (W): vanilla                                bold                                                                   
+04 (W):                                                                                                               
+05 (W):      underline                              bold underline                                                    
+06 (W):                                                                                                               
+07 (W): blink                                  bold blink                                                             
+08 (W):                                                                                                               
+09 (W):      underline blink                        bold underline blink                                              
+10 (W):                                                                                                               
+11 (W): negative                               bold negative                                                          
+12 (W):                                                                                                               
+13 (W):      underline negative                     bold underline negative                                           
+14 (W):                                                                                                               
+15 (W): blink negative                         bold blink negative                                                    
+16 (W):                                                                                                               
+17 (W):      underline blink negative               bold underline blink negative                                     
+18 (W):                                                                                                               
+19 (W):                                                                                                               
+20 (W):                                                                                                               
+21 (W):                                                                                                               
+22 (W): Light background. Push <RETURN>                                                                               
+23 (W):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_14.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W): AAAAA                                                                                                         
+01 (W): AAAAA                                                                                                         
+02 (W): AAAAA                                                                                                         
+03 (W): AAAAA                                                                                                         
+04 (W):                                                                                                               
+05 (W):                                                                                                               
+06 (W):                                                                                                               
+07 (W):            normal      bold        underscored blinking    reversed                                           
+08 (W):                                                                                                               
+09 (W): stars:     **********  **********  **********  **********  **********                                         
+10 (W):                                                                                                               
+11 (W): line:      ──────────  ──────────  ──────────  ──────────  ──────────                                         
+12 (W):                                                                                                               
+13 (W): x'es:      xxxxxxxxxx  xxxxxxxxxx  xxxxxxxxxx  xxxxxxxxxx  xxxxxxxxxx                                         
+14 (W):                                                                                                               
+15 (W): diamonds:  ◆◆◆◆◆◆◆◆◆◆  ◆◆◆◆◆◆◆◆◆◆  ◆◆◆◆◆◆◆◆◆◆  ◆◆◆◆◆◆◆◆◆◆  ◆◆◆◆◆◆◆◆◆◆                                         
+16 (W):                                                                                                               
+17 (W):                                                                                                               
+18 (W):                                                                                                               
+19 (W):                                                                                                               
+20 (W): Test of the SAVE/RESTORE CURSOR feature. There should                                                         
+21 (W): be ten characters of each flavour, and a rectangle                                                            
+22 (W): of 5 x 4 A's filling the top left of the screen.                                                              
+23 (W): Push <RETURN>                                                                                                 
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_2.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C): 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
+01 (C): 123456789012345678901                                                                                         
+02 (C):   This is 132 column mode, light background.                                                                  
+03 (C):    This is 132 column mode, light background.                                                                 
+04 (C):     This is 132 column mode, light background.                                                                
+05 (C):      This is 132 column mode, light background.                                                               
+06 (C):       This is 132 column mode, light background.                                                              
+07 (C):        This is 132 column mode, light background.                                                             
+08 (C):         This is 132 column mode, light background.                                                            
+09 (C):          This is 132 column mode, light background.                                                           
+10 (C):           This is 132 column mode, light background.                                                          
+11 (C):            This is 132 column mode, light background.                                                         
+12 (C):             This is 132 column mode, light background.                                                        
+13 (C):              This is 132 column mode, light background.                                                       
+14 (C):               This is 132 column mode, light background.                                                      
+15 (C):                This is 132 column mode, light background.                                                     
+16 (C):                 This is 132 column mode, light background.                                                    
+17 (C):                  This is 132 column mode, light background.                                                   
+18 (C):                   This is 132 column mode, light background.                                                  
+19 (C):                    This is 132 column mode, light background.Push <RETURN>                                    
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_3.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C): 1234567890123456789012345678901234567890123456789012345678901234567890123456789                               
+01 (C):                                                                                                               
+02 (C):   This is 80 column mode, light background.                                                                   
+03 (C):    This is 80 column mode, light background.                                                                  
+04 (C):     This is 80 column mode, light background.                                                                 
+05 (C):      This is 80 column mode, light background.                                                                
+06 (C):       This is 80 column mode, light background.                                                               
+07 (C):        This is 80 column mode, light background.                                                              
+08 (C):         This is 80 column mode, light background.                                                             
+09 (C):          This is 80 column mode, light background.                                                            
+10 (C):           This is 80 column mode, light background.                                                           
+11 (C):            This is 80 column mode, light background.                                                          
+12 (C):             This is 80 column mode, light background.                                                         
+13 (C):              This is 80 column mode, light background.                                                        
+14 (C):               This is 80 column mode, light background.                                                       
+15 (C):                This is 80 column mode, light background.                                                      
+16 (C):                 This is 80 column mode, light background.                                                     
+17 (C):                  This is 80 column mode, light background.                                                    
+18 (C):                   This is 80 column mode, light background.                                                   
+19 (C):                    This is 80 column mode, light background.Push <RETURN>                                     
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_4.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C): 12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
+01 (C): 123456789012345678901                                                                                         
+02 (C):   This is 132 column mode, dark background.                                                                   
+03 (C):    This is 132 column mode, dark background.                                                                  
+04 (C):     This is 132 column mode, dark background.                                                                 
+05 (C):      This is 132 column mode, dark background.                                                                
+06 (C):       This is 132 column mode, dark background.                                                               
+07 (C):        This is 132 column mode, dark background.                                                              
+08 (C):         This is 132 column mode, dark background.                                                             
+09 (C):          This is 132 column mode, dark background.                                                            
+10 (C):           This is 132 column mode, dark background.                                                           
+11 (C):            This is 132 column mode, dark background.                                                          
+12 (C):             This is 132 column mode, dark background.                                                         
+13 (C):              This is 132 column mode, dark background.                                                        
+14 (C):               This is 132 column mode, dark background.                                                       
+15 (C):                This is 132 column mode, dark background.                                                      
+16 (C):                 This is 132 column mode, dark background.                                                     
+17 (C):                  This is 132 column mode, dark background.                                                    
+18 (C):                   This is 132 column mode, dark background.                                                   
+19 (C):                    This is 132 column mode, dark background.Push <RETURN>                                     
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_5.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C): 1234567890123456789012345678901234567890123456789012345678901234567890123456789                               
+01 (C):                                                                                                               
+02 (C):   This is 80 column mode, dark background.                                                                    
+03 (C):    This is 80 column mode, dark background.                                                                   
+04 (C):     This is 80 column mode, dark background.                                                                  
+05 (C):      This is 80 column mode, dark background.                                                                 
+06 (C):       This is 80 column mode, dark background.                                                                
+07 (C):        This is 80 column mode, dark background.                                                               
+08 (C):         This is 80 column mode, dark background.                                                              
+09 (C):          This is 80 column mode, dark background.                                                             
+10 (C):           This is 80 column mode, dark background.                                                            
+11 (C):            This is 80 column mode, dark background.                                                           
+12 (C):             This is 80 column mode, dark background.                                                          
+13 (C):              This is 80 column mode, dark background.                                                         
+14 (C):               This is 80 column mode, dark background.                                                        
+15 (C):                This is 80 column mode, dark background.                                                       
+16 (C):                 This is 80 column mode, dark background.                                                      
+17 (C):                  This is 80 column mode, dark background.                                                     
+18 (C):                   This is 80 column mode, dark background.                                                    
+19 (C):                    This is 80 column mode, dark background.Push <RETURN>                                      
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_6.snap

@@ -0,0 +1,28 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C):                                                                                                               
+01 (C):                                                                                                               
+02 (C):                                                                                                               
+03 (C):                                                                                                               
+04 (C):                                                                                                               
+05 (C):                                                                                                               
+06 (C):                                                                                                               
+07 (C):                                                                                                               
+08 (C):                                                                                                               
+09 (C):                                                                                                               
+10 (C):                                                                                                               
+11 (W): Push <RETURN>
+12 (W): Soft scroll down region [12..13] size 2 Line 29
+13 (C):                                                                                                               
+14 (C):                                                                                                               
+15 (C):                                                                                                               
+16 (C):                                                                                                               
+17 (C):                                                                                                               
+18 (C):                                                                                                               
+19 (C):                                                                                                               
+20 (C):                                                                                                               
+21 (C):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_7.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W): Push <RETURN>
+01 (W): Soft scroll down region [1..24] size 24 Line 29
+02 (W): Soft scroll down region [1..24] size 24 Line 28
+03 (W): Soft scroll down region [1..24] size 24 Line 27
+04 (W): Soft scroll down region [1..24] size 24 Line 26
+05 (W): Soft scroll down region [1..24] size 24 Line 25
+06 (W): Soft scroll down region [1..24] size 24 Line 24
+07 (W): Soft scroll down region [1..24] size 24 Line 23
+08 (W): Soft scroll down region [1..24] size 24 Line 22
+09 (W): Soft scroll down region [1..24] size 24 Line 21
+10 (W): Soft scroll down region [1..24] size 24 Line 20
+11 (W): Soft scroll down region [1..24] size 24 Line 19
+12 (W): Soft scroll down region [1..24] size 24 Line 18
+13 (W): Soft scroll down region [1..24] size 24 Line 17
+14 (W): Soft scroll down region [1..24] size 24 Line 16
+15 (W): Soft scroll down region [1..24] size 24 Line 15
+16 (W): Soft scroll down region [1..24] size 24 Line 14
+17 (W): Soft scroll down region [1..24] size 24 Line 13
+18 (W): Soft scroll down region [1..24] size 24 Line 12
+19 (W): Soft scroll down region [1..24] size 24 Line 11
+20 (W): Soft scroll down region [1..24] size 24 Line 10
+21 (W): Soft scroll down region [1..24] size 24 Line 9
+22 (W): Soft scroll down region [1..24] size 24 Line 8
+23 (W): Soft scroll down region [1..24] size 24 Line 7
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_8.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W):                                                                                                               
+01 (W):                                                                                                               
+02 (W):                                                                                                               
+03 (W):                                                                                                               
+04 (W):                                                                                                               
+05 (W):                                                                                                               
+06 (W):                                                                                                               
+07 (W):                                                                                                               
+08 (W):                                                                                                               
+09 (W):                                                                                                               
+10 (W):                                                                                                               
+11 (W): Push <RETURN>
+12 (W): Jump scroll down region [12..13] size 2 Line 29
+13 (W):                                                                                                               
+14 (W):                                                                                                               
+15 (W):                                                                                                               
+16 (W):                                                                                                               
+17 (W):                                                                                                               
+18 (W):                                                                                                               
+19 (W):                                                                                                               
+20 (W):                                                                                                               
+21 (W):                                                                                                               
+22 (W):                                                                                                               
+23 (W):                                                                                                               
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest2_9.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (W): Push <RETURN>
+01 (W): Jump scroll down region [1..24] size 24 Line 29
+02 (W): Jump scroll down region [1..24] size 24 Line 28
+03 (W): Jump scroll down region [1..24] size 24 Line 27
+04 (W): Jump scroll down region [1..24] size 24 Line 26
+05 (W): Jump scroll down region [1..24] size 24 Line 25
+06 (W): Jump scroll down region [1..24] size 24 Line 24
+07 (W): Jump scroll down region [1..24] size 24 Line 23
+08 (W): Jump scroll down region [1..24] size 24 Line 22
+09 (W): Jump scroll down region [1..24] size 24 Line 21
+10 (W): Jump scroll down region [1..24] size 24 Line 20
+11 (W): Jump scroll down region [1..24] size 24 Line 19
+12 (W): Jump scroll down region [1..24] size 24 Line 18
+13 (W): Jump scroll down region [1..24] size 24 Line 17
+14 (W): Jump scroll down region [1..24] size 24 Line 16
+15 (W): Jump scroll down region [1..24] size 24 Line 15
+16 (W): Jump scroll down region [1..24] size 24 Line 14
+17 (W): Jump scroll down region [1..24] size 24 Line 13
+18 (W): Jump scroll down region [1..24] size 24 Line 12
+19 (W): Jump scroll down region [1..24] size 24 Line 11
+20 (W): Jump scroll down region [1..24] size 24 Line 10
+21 (W): Jump scroll down region [1..24] size 24 Line 9
+22 (W): Jump scroll down region [1..24] size 24 Line 8
+23 (W): Jump scroll down region [1..24] size 24 Line 7
+

src/client/panes/unit/snapshots/zellij__client__panes__grid__grid_tests__vttest3_0.snap

@@ -0,0 +1,30 @@
+---
+source: src/client/panes/./unit/grid_tests.rs
+expression: "format!(\"{:?}\", grid)"
+
+---
+00 (C):          Selected as G0 (with SI)              Selected as G1 (with SO)                                       
+01 (C):                                                                                                               
+02 (C): Character set B (US ASCII)                                                                                    
+03 (C):           !"#$%&'()*+,-./0123456789:;<=>?       !"#$%&'()*+,-./0123456789:;<=>?                               
+04 (C):          @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_      @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_                               
+05 (C):          `abcdefghijklmnopqrstuvwxyz{|}~      `abcdefghijklmnopqrstuvwxyz{|}~                               
+06 (C): Character set A (British)                                                                                     
+07 (C):           !"#$%&'()*+,-./0123456789:;<=>?       !"#$%&'()*+,-./0123456789:;<=>?                               
+08 (C):          @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_      @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_                               
+09 (C):          `abcdefghijklmnopqrstuvwxyz{|}~      `abcdefghijklmnopqrstuvwxyz{|}~                               
+10 (C): Character set 0 (DEC Special graphics and line drawing)                                                       
+11 (C):           !"#$%&'()*+,-./0123456789:;<=>?       !"#$%&'()*+,-./0123456789:;<=>?                               
+12 (C):          @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_      @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_                               
+13 (C):          ◆▒␉␌␍␊°±␤␋┘┐┌└┼⎺⎻─⎼⎽├┤┴┬│≤≥π≠£·      ◆▒␉␌␍␊°±␤␋┘┐┌└┼⎺⎻─⎼⎽├┤┴┬│≤≥π≠£·                               
+14 (C): Character set 1 (DEC Alternate character ROM standard characters)                                             
+15 (C):           !"#$%&'()*+,-./0123456789:;<=>?       !"#$%&'()*+,-./0123456789:;<=>?                               
+16 (C):          @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_      @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_                               
+17 (C):          `abcdefghijklmnopqrstuvwxyz{|}~      `abcdefghijklmnopqrstuvwxyz{|}~                               
+18 (C): Character set 2 (DEC Alternate character ROM special graphics)                                                
+19 (C):           !"#$%&'()*+,-./0123456789:;<=>?       !"#$%&'()*+,-./0123456789:;<=>?                               
+20 (C):          @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_      @ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_                               
+21 (C):          `abcdefghijklmnopqrstuvwxyz{|}~      `abcdefghijklmnopqrstuvwxyz{|}~                               
+22 (C):                                                                                                               
+23 (C): These are the installed character sets. Push <RETURN>                                                         
+

src/tests/fixtures/vttest2-0

@@ -0,0 +1,23 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:24:04(B



v17:24:04(B

v(B17:24:04(B

ttest(B17:24:04(B

ttest(B17:24:04(B

test(B17:24:04(B

est(B17:24:04(B

st(B17:24:04(B

t(B17:24:04(B

vttest(B17:24:04(B

17:24:04(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>

src/tests/fixtures/vttest2-1

@@ -0,0 +1,24 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:26:27(B



v17:26:27(B

v(B17:26:27(B

ttest(B17:26:27(B

ttest(B17:26:27(B

test(B17:26:27(B

est(B17:26:27(B

st(B17:26:27(B

t(B17:26:27(B

vttest(B17:26:27(B

17:26:27(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>

src/tests/fixtures/vttest2-10

@@ -0,0 +1,257 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:36:06(B



v17:36:06(B

v(B17:36:06(B

ttest(B17:36:06(B

ttest(B17:36:06(B

test(B17:36:06(B

est(B17:36:06(B

st(B17:36:06(B

t(B17:36:06(B

vttest(B17:36:06(B

17:36:06(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Jump scroll up region [1..24] size 24 Line 1
+Jump scroll up region [1..24] size 24 Line 2
+Jump scroll up region [1..24] size 24 Line 3
+Jump scroll up region [1..24] size 24 Line 4
+Jump scroll up region [1..24] size 24 Line 5
+Jump scroll up region [1..24] size 24 Line 6
+Jump scroll up region [1..24] size 24 Line 7
+Jump scroll up region [1..24] size 24 Line 8
+Jump scroll up region [1..24] size 24 Line 9
+Jump scroll up region [1..24] size 24 Line 10
+Jump scroll up region [1..24] size 24 Line 11
+Jump scroll up region [1..24] size 24 Line 12
+Jump scroll up region [1..24] size 24 Line 13
+Jump scroll up region [1..24] size 24 Line 14
+Jump scroll up region [1..24] size 24 Line 15
+Jump scroll up region [1..24] size 24 Line 16
+Jump scroll up region [1..24] size 24 Line 17
+Jump scroll up region [1..24] size 24 Line 18
+Jump scroll up region [1..24] size 24 Line 19
+Jump scroll up region [1..24] size 24 Line 20
+Jump scroll up region [1..24] size 24 Line 21
+Jump scroll up region [1..24] size 24 Line 22
+Jump scroll up region [1..24] size 24 Line 23
+Jump scroll up region [1..24] size 24 Line 24
+Jump scroll up region [1..24] size 24 Line 25
+Jump scroll up region [1..24] size 24 Line 26
+Jump scroll up region [1..24] size 24 Line 27
+Jump scroll up region [1..24] size 24 Line 28
+Jump scroll up region [1..24] size 24 Line 29
+Jump scroll down region [1..24] size 24 Line 1
+MMJump scroll down region [1..24] size 24 Line 2
+MMJump scroll down region [1..24] size 24 Line 3
+MMJump scroll down region [1..24] size 24 Line 4
+MMJump scroll down region [1..24] size 24 Line 5
+MMJump scroll down region [1..24] size 24 Line 6
+MMJump scroll down region [1..24] size 24 Line 7
+MMJump scroll down region [1..24] size 24 Line 8
+MMJump scroll down region [1..24] size 24 Line 9
+MMJump scroll down region [1..24] size 24 Line 10
+MMJump scroll down region [1..24] size 24 Line 11
+MMJump scroll down region [1..24] size 24 Line 12
+MMJump scroll down region [1..24] size 24 Line 13
+MMJump scroll down region [1..24] size 24 Line 14
+MMJump scroll down region [1..24] size 24 Line 15
+MMJump scroll down region [1..24] size 24 Line 16
+MMJump scroll down region [1..24] size 24 Line 17
+MMJump scroll down region [1..24] size 24 Line 18
+MMJump scroll down region [1..24] size 24 Line 19
+MMJump scroll down region [1..24] size 24 Line 20
+MMJump scroll down region [1..24] size 24 Line 21
+MMJump scroll down region [1..24] size 24 Line 22
+MMJump scroll down region [1..24] size 24 Line 23
+MMJump scroll down region [1..24] size 24 Line 24
+MMJump scroll down region [1..24] size 24 Line 25
+MMJump scroll down region [1..24] size 24 Line 26
+MMJump scroll down region [1..24] size 24 Line 27
+MMJump scroll down region [1..24] size 24 Line 28
+MMJump scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>
+Origin mode test. This line should be at the bottom of the screen.This line should be the one above the bottom of the screen. Push <RETURN>

src/tests/fixtures/vttest2-11

@@ -0,0 +1,257 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:37:22(B



v17:37:22(B

v(B17:37:22(B

ttest(B17:37:22(B

ttest(B17:37:22(B

test(B17:37:22(B

est(B17:37:22(B

st(B17:37:22(B

t(B17:37:22(B

vttest(B17:37:22(B

17:37:22(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Jump scroll up region [1..24] size 24 Line 1
+Jump scroll up region [1..24] size 24 Line 2
+Jump scroll up region [1..24] size 24 Line 3
+Jump scroll up region [1..24] size 24 Line 4
+Jump scroll up region [1..24] size 24 Line 5
+Jump scroll up region [1..24] size 24 Line 6
+Jump scroll up region [1..24] size 24 Line 7
+Jump scroll up region [1..24] size 24 Line 8
+Jump scroll up region [1..24] size 24 Line 9
+Jump scroll up region [1..24] size 24 Line 10
+Jump scroll up region [1..24] size 24 Line 11
+Jump scroll up region [1..24] size 24 Line 12
+Jump scroll up region [1..24] size 24 Line 13
+Jump scroll up region [1..24] size 24 Line 14
+Jump scroll up region [1..24] size 24 Line 15
+Jump scroll up region [1..24] size 24 Line 16
+Jump scroll up region [1..24] size 24 Line 17
+Jump scroll up region [1..24] size 24 Line 18
+Jump scroll up region [1..24] size 24 Line 19
+Jump scroll up region [1..24] size 24 Line 20
+Jump scroll up region [1..24] size 24 Line 21
+Jump scroll up region [1..24] size 24 Line 22
+Jump scroll up region [1..24] size 24 Line 23
+Jump scroll up region [1..24] size 24 Line 24
+Jump scroll up region [1..24] size 24 Line 25
+Jump scroll up region [1..24] size 24 Line 26
+Jump scroll up region [1..24] size 24 Line 27
+Jump scroll up region [1..24] size 24 Line 28
+Jump scroll up region [1..24] size 24 Line 29
+Jump scroll down region [1..24] size 24 Line 1
+MMJump scroll down region [1..24] size 24 Line 2
+MMJump scroll down region [1..24] size 24 Line 3
+MMJump scroll down region [1..24] size 24 Line 4
+MMJump scroll down region [1..24] size 24 Line 5
+MMJump scroll down region [1..24] size 24 Line 6
+MMJump scroll down region [1..24] size 24 Line 7
+MMJump scroll down region [1..24] size 24 Line 8
+MMJump scroll down region [1..24] size 24 Line 9
+MMJump scroll down region [1..24] size 24 Line 10
+MMJump scroll down region [1..24] size 24 Line 11
+MMJump scroll down region [1..24] size 24 Line 12
+MMJump scroll down region [1..24] size 24 Line 13
+MMJump scroll down region [1..24] size 24 Line 14
+MMJump scroll down region [1..24] size 24 Line 15
+MMJump scroll down region [1..24] size 24 Line 16
+MMJump scroll down region [1..24] size 24 Line 17
+MMJump scroll down region [1..24] size 24 Line 18
+MMJump scroll down region [1..24] size 24 Line 19
+MMJump scroll down region [1..24] size 24 Line 20
+MMJump scroll down region [1..24] size 24 Line 21
+MMJump scroll down region [1..24] size 24 Line 22
+MMJump scroll down region [1..24] size 24 Line 23
+MMJump scroll down region [1..24] size 24 Line 24
+MMJump scroll down region [1..24] size 24 Line 25
+MMJump scroll down region [1..24] size 24 Line 26
+MMJump scroll down region [1..24] size 24 Line 27
+MMJump scroll down region [1..24] size 24 Line 28
+MMJump scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>
+Origin mode test. This line should be at the bottom of the screen.This line should be the one above the bottom of the screen. Push <RETURN>[?6lOrigin mode test. This line should be at the bottom of the screen.This line should be at the top of the screen. Push <RETURN>

src/tests/fixtures/vttest2-12

@@ -0,0 +1,257 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:39:32(B



v17:39:32(B

v(B17:39:32(B

ttest(B17:39:32(B

ttest(B17:39:32(B

test(B17:39:32(B

est(B17:39:32(B

st(B17:39:32(B

t(B17:39:32(B

vttest(B17:39:32(B

17:39:32(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Jump scroll up region [1..24] size 24 Line 1
+Jump scroll up region [1..24] size 24 Line 2
+Jump scroll up region [1..24] size 24 Line 3
+Jump scroll up region [1..24] size 24 Line 4
+Jump scroll up region [1..24] size 24 Line 5
+Jump scroll up region [1..24] size 24 Line 6
+Jump scroll up region [1..24] size 24 Line 7
+Jump scroll up region [1..24] size 24 Line 8
+Jump scroll up region [1..24] size 24 Line 9
+Jump scroll up region [1..24] size 24 Line 10
+Jump scroll up region [1..24] size 24 Line 11
+Jump scroll up region [1..24] size 24 Line 12
+Jump scroll up region [1..24] size 24 Line 13
+Jump scroll up region [1..24] size 24 Line 14
+Jump scroll up region [1..24] size 24 Line 15
+Jump scroll up region [1..24] size 24 Line 16
+Jump scroll up region [1..24] size 24 Line 17
+Jump scroll up region [1..24] size 24 Line 18
+Jump scroll up region [1..24] size 24 Line 19
+Jump scroll up region [1..24] size 24 Line 20
+Jump scroll up region [1..24] size 24 Line 21
+Jump scroll up region [1..24] size 24 Line 22
+Jump scroll up region [1..24] size 24 Line 23
+Jump scroll up region [1..24] size 24 Line 24
+Jump scroll up region [1..24] size 24 Line 25
+Jump scroll up region [1..24] size 24 Line 26
+Jump scroll up region [1..24] size 24 Line 27
+Jump scroll up region [1..24] size 24 Line 28
+Jump scroll up region [1..24] size 24 Line 29
+Jump scroll down region [1..24] size 24 Line 1
+MMJump scroll down region [1..24] size 24 Line 2
+MMJump scroll down region [1..24] size 24 Line 3
+MMJump scroll down region [1..24] size 24 Line 4
+MMJump scroll down region [1..24] size 24 Line 5
+MMJump scroll down region [1..24] size 24 Line 6
+MMJump scroll down region [1..24] size 24 Line 7
+MMJump scroll down region [1..24] size 24 Line 8
+MMJump scroll down region [1..24] size 24 Line 9
+MMJump scroll down region [1..24] size 24 Line 10
+MMJump scroll down region [1..24] size 24 Line 11
+MMJump scroll down region [1..24] size 24 Line 12
+MMJump scroll down region [1..24] size 24 Line 13
+MMJump scroll down region [1..24] size 24 Line 14
+MMJump scroll down region [1..24] size 24 Line 15
+MMJump scroll down region [1..24] size 24 Line 16
+MMJump scroll down region [1..24] size 24 Line 17
+MMJump scroll down region [1..24] size 24 Line 18
+MMJump scroll down region [1..24] size 24 Line 19
+MMJump scroll down region [1..24] size 24 Line 20
+MMJump scroll down region [1..24] size 24 Line 21
+MMJump scroll down region [1..24] size 24 Line 22
+MMJump scroll down region [1..24] size 24 Line 23
+MMJump scroll down region [1..24] size 24 Line 24
+MMJump scroll down region [1..24] size 24 Line 25
+MMJump scroll down region [1..24] size 24 Line 26
+MMJump scroll down region [1..24] size 24 Line 27
+MMJump scroll down region [1..24] size 24 Line 28
+MMJump scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>
+Origin mode test. This line should be at the bottom of the screen.This line should be the one above the bottom of the screen. Push <RETURN>[?6lOrigin mode test. This line should be at the bottom of the screen.This line should be at the top of the screen. Push <RETURN>Graphic rendition test pattern:vanillaboldunderlinebold underlineblinkbold blinkunderline blinkbold underline blinknegativebold negativeunderline negativebold underline negativeblink negativebold blink negativeunderline blink negativebold underline blink negative[?5lDark background. Push <RETURN>

src/tests/fixtures/vttest2-13

@@ -0,0 +1,257 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:40:27(B



v17:40:27(B

v(B17:40:27(B

ttest(B17:40:27(B

ttest(B17:40:27(B

test(B17:40:27(B

est(B17:40:27(B

st(B17:40:27(B

t(B17:40:27(B

vttest(B17:40:27(B

17:40:27(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Jump scroll up region [1..24] size 24 Line 1
+Jump scroll up region [1..24] size 24 Line 2
+Jump scroll up region [1..24] size 24 Line 3
+Jump scroll up region [1..24] size 24 Line 4
+Jump scroll up region [1..24] size 24 Line 5
+Jump scroll up region [1..24] size 24 Line 6
+Jump scroll up region [1..24] size 24 Line 7
+Jump scroll up region [1..24] size 24 Line 8
+Jump scroll up region [1..24] size 24 Line 9
+Jump scroll up region [1..24] size 24 Line 10
+Jump scroll up region [1..24] size 24 Line 11
+Jump scroll up region [1..24] size 24 Line 12
+Jump scroll up region [1..24] size 24 Line 13
+Jump scroll up region [1..24] size 24 Line 14
+Jump scroll up region [1..24] size 24 Line 15
+Jump scroll up region [1..24] size 24 Line 16
+Jump scroll up region [1..24] size 24 Line 17
+Jump scroll up region [1..24] size 24 Line 18
+Jump scroll up region [1..24] size 24 Line 19
+Jump scroll up region [1..24] size 24 Line 20
+Jump scroll up region [1..24] size 24 Line 21
+Jump scroll up region [1..24] size 24 Line 22
+Jump scroll up region [1..24] size 24 Line 23
+Jump scroll up region [1..24] size 24 Line 24
+Jump scroll up region [1..24] size 24 Line 25
+Jump scroll up region [1..24] size 24 Line 26
+Jump scroll up region [1..24] size 24 Line 27
+Jump scroll up region [1..24] size 24 Line 28
+Jump scroll up region [1..24] size 24 Line 29
+Jump scroll down region [1..24] size 24 Line 1
+MMJump scroll down region [1..24] size 24 Line 2
+MMJump scroll down region [1..24] size 24 Line 3
+MMJump scroll down region [1..24] size 24 Line 4
+MMJump scroll down region [1..24] size 24 Line 5
+MMJump scroll down region [1..24] size 24 Line 6
+MMJump scroll down region [1..24] size 24 Line 7
+MMJump scroll down region [1..24] size 24 Line 8
+MMJump scroll down region [1..24] size 24 Line 9
+MMJump scroll down region [1..24] size 24 Line 10
+MMJump scroll down region [1..24] size 24 Line 11
+MMJump scroll down region [1..24] size 24 Line 12
+MMJump scroll down region [1..24] size 24 Line 13
+MMJump scroll down region [1..24] size 24 Line 14
+MMJump scroll down region [1..24] size 24 Line 15
+MMJump scroll down region [1..24] size 24 Line 16
+MMJump scroll down region [1..24] size 24 Line 17
+MMJump scroll down region [1..24] size 24 Line 18
+MMJump scroll down region [1..24] size 24 Line 19
+MMJump scroll down region [1..24] size 24 Line 20
+MMJump scroll down region [1..24] size 24 Line 21
+MMJump scroll down region [1..24] size 24 Line 22
+MMJump scroll down region [1..24] size 24 Line 23
+MMJump scroll down region [1..24] size 24 Line 24
+MMJump scroll down region [1..24] size 24 Line 25
+MMJump scroll down region [1..24] size 24 Line 26
+MMJump scroll down region [1..24] size 24 Line 27
+MMJump scroll down region [1..24] size 24 Line 28
+MMJump scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>
+Origin mode test. This line should be at the bottom of the screen.This line should be the one above the bottom of the screen. Push <RETURN>[?6lOrigin mode test. This line should be at the bottom of the screen.This line should be at the top of the screen. Push <RETURN>Graphic rendition test pattern:vanillaboldunderlinebold underlineblinkbold blinkunderline blinkbold underline blinknegativebold negativeunderline negativebold underline negativeblink negativebold blink negativeunderline blink negativebold underline blink negative[?5lDark background. Push <RETURN>[?5hLight background. Push <RETURN>

src/tests/fixtures/vttest2-14

@@ -0,0 +1,260 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:41:03(B



v17:41:03(B

v(B17:41:03(B

ttest(B17:41:03(B

ttest(B17:41:03(B

test(B17:41:03(B

est(B17:41:03(B

st(B17:41:03(B

t(B17:41:03(B

vttest(B17:41:03(B

17:41:03(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Jump scroll up region [1..24] size 24 Line 1
+Jump scroll up region [1..24] size 24 Line 2
+Jump scroll up region [1..24] size 24 Line 3
+Jump scroll up region [1..24] size 24 Line 4
+Jump scroll up region [1..24] size 24 Line 5
+Jump scroll up region [1..24] size 24 Line 6
+Jump scroll up region [1..24] size 24 Line 7
+Jump scroll up region [1..24] size 24 Line 8
+Jump scroll up region [1..24] size 24 Line 9
+Jump scroll up region [1..24] size 24 Line 10
+Jump scroll up region [1..24] size 24 Line 11
+Jump scroll up region [1..24] size 24 Line 12
+Jump scroll up region [1..24] size 24 Line 13
+Jump scroll up region [1..24] size 24 Line 14
+Jump scroll up region [1..24] size 24 Line 15
+Jump scroll up region [1..24] size 24 Line 16
+Jump scroll up region [1..24] size 24 Line 17
+Jump scroll up region [1..24] size 24 Line 18
+Jump scroll up region [1..24] size 24 Line 19
+Jump scroll up region [1..24] size 24 Line 20
+Jump scroll up region [1..24] size 24 Line 21
+Jump scroll up region [1..24] size 24 Line 22
+Jump scroll up region [1..24] size 24 Line 23
+Jump scroll up region [1..24] size 24 Line 24
+Jump scroll up region [1..24] size 24 Line 25
+Jump scroll up region [1..24] size 24 Line 26
+Jump scroll up region [1..24] size 24 Line 27
+Jump scroll up region [1..24] size 24 Line 28
+Jump scroll up region [1..24] size 24 Line 29
+Jump scroll down region [1..24] size 24 Line 1
+MMJump scroll down region [1..24] size 24 Line 2
+MMJump scroll down region [1..24] size 24 Line 3
+MMJump scroll down region [1..24] size 24 Line 4
+MMJump scroll down region [1..24] size 24 Line 5
+MMJump scroll down region [1..24] size 24 Line 6
+MMJump scroll down region [1..24] size 24 Line 7
+MMJump scroll down region [1..24] size 24 Line 8
+MMJump scroll down region [1..24] size 24 Line 9
+MMJump scroll down region [1..24] size 24 Line 10
+MMJump scroll down region [1..24] size 24 Line 11
+MMJump scroll down region [1..24] size 24 Line 12
+MMJump scroll down region [1..24] size 24 Line 13
+MMJump scroll down region [1..24] size 24 Line 14
+MMJump scroll down region [1..24] size 24 Line 15
+MMJump scroll down region [1..24] size 24 Line 16
+MMJump scroll down region [1..24] size 24 Line 17
+MMJump scroll down region [1..24] size 24 Line 18
+MMJump scroll down region [1..24] size 24 Line 19
+MMJump scroll down region [1..24] size 24 Line 20
+MMJump scroll down region [1..24] size 24 Line 21
+MMJump scroll down region [1..24] size 24 Line 22
+MMJump scroll down region [1..24] size 24 Line 23
+MMJump scroll down region [1..24] size 24 Line 24
+MMJump scroll down region [1..24] size 24 Line 25
+MMJump scroll down region [1..24] size 24 Line 26
+MMJump scroll down region [1..24] size 24 Line 27
+MMJump scroll down region [1..24] size 24 Line 28
+MMJump scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>
+Origin mode test. This line should be at the bottom of the screen.This line should be the one above the bottom of the screen. Push <RETURN>[?6lOrigin mode test. This line should be at the bottom of the screen.This line should be at the top of the screen. Push <RETURN>Graphic rendition test pattern:vanillaboldunderlinebold underlineblinkbold blinkunderline blinkbold underline blinknegativebold negativeunderline negativebold underline negativeblink negativebold blink negativeunderline blink negativebold underline blink negative[?5lDark background. Push <RETURN>[?5hLight background. Push <RETURN>[?5lnormalboldunderscoredblinkingreversedstars:line:x'es:diamonds:(B)B*****7(B)BA8*****(B)B*****7(B)BA8*****(B)B*****7(B)BA8*****(B)B*****7(B)BA8*****(B)B*****7(B)BA8*****(0)Bqqqqq7(B)BA8qqqqq(0)Bqqqqq7(B)BA8qqqqq(0)Bqqqqq7(B)BA8qqqqq(0)Bqqqqq7(B)BA8qqqqq(0)Bqqqqq7(B)BA8qqqqq(B)Bxxxxx7(B)BA8xxxxx(B)Bxxxxx7(B)BA8xxxxx(B)Bxxxxx7(B)BA8xxxxx(B)Bxxxxx7(B)BA8xxxxx(B)Bxxxxx7(B)BA8xxxxx(0)B`````7(B)BA8`````(0)B`````7(B)BA8`````(0)B`````7(B)BA8`````(0)B`````7(B)BA8`````(0)B`````7(B)BA8`````(B)BTest of the SAVE/RESTORE CURSOR feature. There should
+be ten characters of each flavour, and a rectangle
+of 5 x 4 A's filling the top left of the screen.
+Push <RETURN>

src/tests/fixtures/vttest2-2

@@ -0,0 +1,24 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:27:00(B



v17:27:00(B

v(B17:27:00(B

ttest(B17:27:00(B

ttest(B17:27:00(B

test(B17:27:00(B

est(B17:27:00(B

st(B17:27:00(B

t(B17:27:00(B

vttest(B17:27:00(B

17:27:00(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>

src/tests/fixtures/vttest2-3

@@ -0,0 +1,24 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:27:39(B



v17:27:39(B

v(B17:27:39(B

ttest(B17:27:39(B

ttest(B17:27:39(B

test(B17:27:39(B

est(B17:27:39(B

st(B17:27:39(B

t(B17:27:39(B

vttest(B17:27:39(B

17:27:39(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>

src/tests/fixtures/vttest2-4

@@ -0,0 +1,24 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:28:52(B



v17:28:52(B

v(B17:28:52(B

ttest(B17:28:52(B

ttest(B17:28:52(B

test(B17:28:52(B

est(B17:28:52(B

st(B17:28:52(B

t(B17:28:52(B

vttest(B17:28:52(B

17:28:52(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>

src/tests/fixtures/vttest2-5

@@ -0,0 +1,24 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:29:31(B



v17:29:31(B

v(B17:29:31(B

ttest(B17:29:31(B

ttest(B17:29:31(B

test(B17:29:31(B

est(B17:29:31(B

st(B17:29:31(B

t(B17:29:31(B

vttest(B17:29:31(B

17:29:31(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>

src/tests/fixtures/vttest2-6

@@ -0,0 +1,82 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:31:01(B



v17:31:01(B

v(B17:31:01(B

ttest(B17:31:01(B

ttest(B17:31:01(B

test(B17:31:01(B

est(B17:31:01(B

st(B17:31:01(B

t(B17:31:01(B

vttest(B17:31:01(B

17:31:01(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>

src/tests/fixtures/vttest2-7

@@ -0,0 +1,140 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:32:27(B



v17:32:27(B

v(B17:32:27(B

ttest(B17:32:27(B

ttest(B17:32:27(B

test(B17:32:27(B

est(B17:32:27(B

st(B17:32:27(B

t(B17:32:27(B

vttest(B17:32:27(B

17:32:27(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>

src/tests/fixtures/vttest2-8

@@ -0,0 +1,198 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:34:10(B



v17:34:10(B

v(B17:34:10(B

ttest(B17:34:10(B

ttest(B17:34:10(B

test(B17:34:10(B

est(B17:34:10(B

st(B17:34:10(B

t(B17:34:10(B

vttest(B17:34:10(B

17:34:10(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>

src/tests/fixtures/vttest2-9

@@ -0,0 +1,256 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:34:51(B



v17:34:51(B

v(B17:34:51(B

ttest(B17:34:51(B

ttest(B17:34:51(B

test(B17:34:51(B

est(B17:34:51(B

st(B17:34:51(B

t(B17:34:51(B

vttest(B17:34:51(B

17:34:51(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 2
+[?7h****************************************************************************************************************************************************************[?7l****************************************************************************************************************************************************************[?7hThis should be three identical lines of *'s completely filling
+the top of the screen without any empty lines between.
+(Test of WRAP AROUND mode setting.)
+Push <RETURN>HHHHHHHHHHHHHHHHHHHHHHHHHH	*	*	*	*	*	*	*	*	*	*	*	*	*     *     *     *     *     *     *     *     *     *     *     *     *     *Test of TAB setting/resetting. These two lines
+should look the same. Push <RETURN>[?5h[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.This is 132 column mode, light background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.This is 80 column mode, light background.Push <RETURN>[?5l[?3hHHHHHHHHHHHHHHHHH12345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.This is 132 column mode, dark background.Push <RETURN>[?3l1234567890123456789012345678901234567890123456789012345678901234567890123456789This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.This is 80 column mode, dark background.Push <RETURN>[?6h[?4hSoft scroll up region [12..13] size 2 Line 1
+Soft scroll up region [12..13] size 2 Line 2
+Soft scroll up region [12..13] size 2 Line 3
+Soft scroll up region [12..13] size 2 Line 4
+Soft scroll up region [12..13] size 2 Line 5
+Soft scroll up region [12..13] size 2 Line 6
+Soft scroll up region [12..13] size 2 Line 7
+Soft scroll up region [12..13] size 2 Line 8
+Soft scroll up region [12..13] size 2 Line 9
+Soft scroll up region [12..13] size 2 Line 10
+Soft scroll up region [12..13] size 2 Line 11
+Soft scroll up region [12..13] size 2 Line 12
+Soft scroll up region [12..13] size 2 Line 13
+Soft scroll up region [12..13] size 2 Line 14
+Soft scroll up region [12..13] size 2 Line 15
+Soft scroll up region [12..13] size 2 Line 16
+Soft scroll up region [12..13] size 2 Line 17
+Soft scroll up region [12..13] size 2 Line 18
+Soft scroll up region [12..13] size 2 Line 19
+Soft scroll up region [12..13] size 2 Line 20
+Soft scroll up region [12..13] size 2 Line 21
+Soft scroll up region [12..13] size 2 Line 22
+Soft scroll up region [12..13] size 2 Line 23
+Soft scroll up region [12..13] size 2 Line 24
+Soft scroll up region [12..13] size 2 Line 25
+Soft scroll up region [12..13] size 2 Line 26
+Soft scroll up region [12..13] size 2 Line 27
+Soft scroll up region [12..13] size 2 Line 28
+Soft scroll up region [12..13] size 2 Line 29
+Soft scroll down region [12..13] size 2 Line 1
+MMSoft scroll down region [12..13] size 2 Line 2
+MMSoft scroll down region [12..13] size 2 Line 3
+MMSoft scroll down region [12..13] size 2 Line 4
+MMSoft scroll down region [12..13] size 2 Line 5
+MMSoft scroll down region [12..13] size 2 Line 6
+MMSoft scroll down region [12..13] size 2 Line 7
+MMSoft scroll down region [12..13] size 2 Line 8
+MMSoft scroll down region [12..13] size 2 Line 9
+MMSoft scroll down region [12..13] size 2 Line 10
+MMSoft scroll down region [12..13] size 2 Line 11
+MMSoft scroll down region [12..13] size 2 Line 12
+MMSoft scroll down region [12..13] size 2 Line 13
+MMSoft scroll down region [12..13] size 2 Line 14
+MMSoft scroll down region [12..13] size 2 Line 15
+MMSoft scroll down region [12..13] size 2 Line 16
+MMSoft scroll down region [12..13] size 2 Line 17
+MMSoft scroll down region [12..13] size 2 Line 18
+MMSoft scroll down region [12..13] size 2 Line 19
+MMSoft scroll down region [12..13] size 2 Line 20
+MMSoft scroll down region [12..13] size 2 Line 21
+MMSoft scroll down region [12..13] size 2 Line 22
+MMSoft scroll down region [12..13] size 2 Line 23
+MMSoft scroll down region [12..13] size 2 Line 24
+MMSoft scroll down region [12..13] size 2 Line 25
+MMSoft scroll down region [12..13] size 2 Line 26
+MMSoft scroll down region [12..13] size 2 Line 27
+MMSoft scroll down region [12..13] size 2 Line 28
+MMSoft scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Soft scroll up region [1..24] size 24 Line 1
+Soft scroll up region [1..24] size 24 Line 2
+Soft scroll up region [1..24] size 24 Line 3
+Soft scroll up region [1..24] size 24 Line 4
+Soft scroll up region [1..24] size 24 Line 5
+Soft scroll up region [1..24] size 24 Line 6
+Soft scroll up region [1..24] size 24 Line 7
+Soft scroll up region [1..24] size 24 Line 8
+Soft scroll up region [1..24] size 24 Line 9
+Soft scroll up region [1..24] size 24 Line 10
+Soft scroll up region [1..24] size 24 Line 11
+Soft scroll up region [1..24] size 24 Line 12
+Soft scroll up region [1..24] size 24 Line 13
+Soft scroll up region [1..24] size 24 Line 14
+Soft scroll up region [1..24] size 24 Line 15
+Soft scroll up region [1..24] size 24 Line 16
+Soft scroll up region [1..24] size 24 Line 17
+Soft scroll up region [1..24] size 24 Line 18
+Soft scroll up region [1..24] size 24 Line 19
+Soft scroll up region [1..24] size 24 Line 20
+Soft scroll up region [1..24] size 24 Line 21
+Soft scroll up region [1..24] size 24 Line 22
+Soft scroll up region [1..24] size 24 Line 23
+Soft scroll up region [1..24] size 24 Line 24
+Soft scroll up region [1..24] size 24 Line 25
+Soft scroll up region [1..24] size 24 Line 26
+Soft scroll up region [1..24] size 24 Line 27
+Soft scroll up region [1..24] size 24 Line 28
+Soft scroll up region [1..24] size 24 Line 29
+Soft scroll down region [1..24] size 24 Line 1
+MMSoft scroll down region [1..24] size 24 Line 2
+MMSoft scroll down region [1..24] size 24 Line 3
+MMSoft scroll down region [1..24] size 24 Line 4
+MMSoft scroll down region [1..24] size 24 Line 5
+MMSoft scroll down region [1..24] size 24 Line 6
+MMSoft scroll down region [1..24] size 24 Line 7
+MMSoft scroll down region [1..24] size 24 Line 8
+MMSoft scroll down region [1..24] size 24 Line 9
+MMSoft scroll down region [1..24] size 24 Line 10
+MMSoft scroll down region [1..24] size 24 Line 11
+MMSoft scroll down region [1..24] size 24 Line 12
+MMSoft scroll down region [1..24] size 24 Line 13
+MMSoft scroll down region [1..24] size 24 Line 14
+MMSoft scroll down region [1..24] size 24 Line 15
+MMSoft scroll down region [1..24] size 24 Line 16
+MMSoft scroll down region [1..24] size 24 Line 17
+MMSoft scroll down region [1..24] size 24 Line 18
+MMSoft scroll down region [1..24] size 24 Line 19
+MMSoft scroll down region [1..24] size 24 Line 20
+MMSoft scroll down region [1..24] size 24 Line 21
+MMSoft scroll down region [1..24] size 24 Line 22
+MMSoft scroll down region [1..24] size 24 Line 23
+MMSoft scroll down region [1..24] size 24 Line 24
+MMSoft scroll down region [1..24] size 24 Line 25
+MMSoft scroll down region [1..24] size 24 Line 26
+MMSoft scroll down region [1..24] size 24 Line 27
+MMSoft scroll down region [1..24] size 24 Line 28
+MMSoft scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>[?4lJump scroll up region [12..13] size 2 Line 1
+Jump scroll up region [12..13] size 2 Line 2
+Jump scroll up region [12..13] size 2 Line 3
+Jump scroll up region [12..13] size 2 Line 4
+Jump scroll up region [12..13] size 2 Line 5
+Jump scroll up region [12..13] size 2 Line 6
+Jump scroll up region [12..13] size 2 Line 7
+Jump scroll up region [12..13] size 2 Line 8
+Jump scroll up region [12..13] size 2 Line 9
+Jump scroll up region [12..13] size 2 Line 10
+Jump scroll up region [12..13] size 2 Line 11
+Jump scroll up region [12..13] size 2 Line 12
+Jump scroll up region [12..13] size 2 Line 13
+Jump scroll up region [12..13] size 2 Line 14
+Jump scroll up region [12..13] size 2 Line 15
+Jump scroll up region [12..13] size 2 Line 16
+Jump scroll up region [12..13] size 2 Line 17
+Jump scroll up region [12..13] size 2 Line 18
+Jump scroll up region [12..13] size 2 Line 19
+Jump scroll up region [12..13] size 2 Line 20
+Jump scroll up region [12..13] size 2 Line 21
+Jump scroll up region [12..13] size 2 Line 22
+Jump scroll up region [12..13] size 2 Line 23
+Jump scroll up region [12..13] size 2 Line 24
+Jump scroll up region [12..13] size 2 Line 25
+Jump scroll up region [12..13] size 2 Line 26
+Jump scroll up region [12..13] size 2 Line 27
+Jump scroll up region [12..13] size 2 Line 28
+Jump scroll up region [12..13] size 2 Line 29
+Jump scroll down region [12..13] size 2 Line 1
+MMJump scroll down region [12..13] size 2 Line 2
+MMJump scroll down region [12..13] size 2 Line 3
+MMJump scroll down region [12..13] size 2 Line 4
+MMJump scroll down region [12..13] size 2 Line 5
+MMJump scroll down region [12..13] size 2 Line 6
+MMJump scroll down region [12..13] size 2 Line 7
+MMJump scroll down region [12..13] size 2 Line 8
+MMJump scroll down region [12..13] size 2 Line 9
+MMJump scroll down region [12..13] size 2 Line 10
+MMJump scroll down region [12..13] size 2 Line 11
+MMJump scroll down region [12..13] size 2 Line 12
+MMJump scroll down region [12..13] size 2 Line 13
+MMJump scroll down region [12..13] size 2 Line 14
+MMJump scroll down region [12..13] size 2 Line 15
+MMJump scroll down region [12..13] size 2 Line 16
+MMJump scroll down region [12..13] size 2 Line 17
+MMJump scroll down region [12..13] size 2 Line 18
+MMJump scroll down region [12..13] size 2 Line 19
+MMJump scroll down region [12..13] size 2 Line 20
+MMJump scroll down region [12..13] size 2 Line 21
+MMJump scroll down region [12..13] size 2 Line 22
+MMJump scroll down region [12..13] size 2 Line 23
+MMJump scroll down region [12..13] size 2 Line 24
+MMJump scroll down region [12..13] size 2 Line 25
+MMJump scroll down region [12..13] size 2 Line 26
+MMJump scroll down region [12..13] size 2 Line 27
+MMJump scroll down region [12..13] size 2 Line 28
+MMJump scroll down region [12..13] size 2 Line 29
+MMPush <RETURN>Jump scroll up region [1..24] size 24 Line 1
+Jump scroll up region [1..24] size 24 Line 2
+Jump scroll up region [1..24] size 24 Line 3
+Jump scroll up region [1..24] size 24 Line 4
+Jump scroll up region [1..24] size 24 Line 5
+Jump scroll up region [1..24] size 24 Line 6
+Jump scroll up region [1..24] size 24 Line 7
+Jump scroll up region [1..24] size 24 Line 8
+Jump scroll up region [1..24] size 24 Line 9
+Jump scroll up region [1..24] size 24 Line 10
+Jump scroll up region [1..24] size 24 Line 11
+Jump scroll up region [1..24] size 24 Line 12
+Jump scroll up region [1..24] size 24 Line 13
+Jump scroll up region [1..24] size 24 Line 14
+Jump scroll up region [1..24] size 24 Line 15
+Jump scroll up region [1..24] size 24 Line 16
+Jump scroll up region [1..24] size 24 Line 17
+Jump scroll up region [1..24] size 24 Line 18
+Jump scroll up region [1..24] size 24 Line 19
+Jump scroll up region [1..24] size 24 Line 20
+Jump scroll up region [1..24] size 24 Line 21
+Jump scroll up region [1..24] size 24 Line 22
+Jump scroll up region [1..24] size 24 Line 23
+Jump scroll up region [1..24] size 24 Line 24
+Jump scroll up region [1..24] size 24 Line 25
+Jump scroll up region [1..24] size 24 Line 26
+Jump scroll up region [1..24] size 24 Line 27
+Jump scroll up region [1..24] size 24 Line 28
+Jump scroll up region [1..24] size 24 Line 29
+Jump scroll down region [1..24] size 24 Line 1
+MMJump scroll down region [1..24] size 24 Line 2
+MMJump scroll down region [1..24] size 24 Line 3
+MMJump scroll down region [1..24] size 24 Line 4
+MMJump scroll down region [1..24] size 24 Line 5
+MMJump scroll down region [1..24] size 24 Line 6
+MMJump scroll down region [1..24] size 24 Line 7
+MMJump scroll down region [1..24] size 24 Line 8
+MMJump scroll down region [1..24] size 24 Line 9
+MMJump scroll down region [1..24] size 24 Line 10
+MMJump scroll down region [1..24] size 24 Line 11
+MMJump scroll down region [1..24] size 24 Line 12
+MMJump scroll down region [1..24] size 24 Line 13
+MMJump scroll down region [1..24] size 24 Line 14
+MMJump scroll down region [1..24] size 24 Line 15
+MMJump scroll down region [1..24] size 24 Line 16
+MMJump scroll down region [1..24] size 24 Line 17
+MMJump scroll down region [1..24] size 24 Line 18
+MMJump scroll down region [1..24] size 24 Line 19
+MMJump scroll down region [1..24] size 24 Line 20
+MMJump scroll down region [1..24] size 24 Line 21
+MMJump scroll down region [1..24] size 24 Line 22
+MMJump scroll down region [1..24] size 24 Line 23
+MMJump scroll down region [1..24] size 24 Line 24
+MMJump scroll down region [1..24] size 24 Line 25
+MMJump scroll down region [1..24] size 24 Line 26
+MMJump scroll down region [1..24] size 24 Line 27
+MMJump scroll down region [1..24] size 24 Line 28
+MMJump scroll down region [1..24] size 24 Line 29
+MMPush <RETURN>

src/tests/fixtures/vttest3-0

@@ -0,0 +1,20 @@
+⏎(B                                                                               
⏎ 
Welcome to fish, the friendly interactive shell
+[?2004h]0;fish /home/aram/code/zellij(B⋊>(B ~/c/zellij(B on vttest-2(B ⨯ 17:45:13(B



v17:45:13(B

v(B17:45:13(B

ttest(B17:45:13(B

ttest(B17:45:13(B

test(B17:45:13(B

est(B17:45:13(B

st(B17:45:13(B

t(B17:45:13(B

vttest(B17:45:13(B

17:45:13(B


+(B[?2004l]0;vttest /home/aram/code/zellij(B
[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45lVT100 test program, version 2.7 (20210210)Line speed 38400bd Choose test type:
+
+          0. Exit
+          1. Test of cursor movements
+          2. Test of screen features
+          3. Test of character sets
+          4. Test of double-sized characters
+          5. Test of keyboard
+          6. Test of terminal reports
+          7. Test of VT52 mode
+          8. Test of VT102 features (Insert/Delete Char/Line)
+          9. Test of known bugs
+          10. Test of reset and self-test
+          11. Test non-VT100 (e.g., VT220, XTERM) terminals
+          12. Modify test-parameters
+
+          Enter choice number (0 - 12): 3
+[?42l(B)B*B+BSelected as G0 (with SI)Selected as G1 (with SO))B(BCharacter set B (US ASCII)(B)B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)B(B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)B(BCharacter set A (British)(A)B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)A(B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)B(BCharacter set 0 (DEC Special graphics and line drawing)(0)B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)0(B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)B(BCharacter set 1 (DEC Alternate character ROM standard characters)(1)B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)1(B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)B(BCharacter set 2 (DEC Alternate character ROM special graphics)(2)B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~)2(B !"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~(B)BThese are the installed character sets. Push <RETURN>