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Add assertions about Dirtied events in test

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This commit is contained in:
Max Brunsfeld 2021-04-07 14:52:22 -07:00
parent 05125f76bd
commit a95d33f662
1 changed files with 68 additions and 14 deletions
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82
zed/src/editor/buffer/mod.rs
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@ -1982,6 +1982,7 @@ mod tests {
use super::*;
use gpui::App;
use std::collections::BTreeMap;
use std::{cell::RefCell, rc::Rc};
#[test]
fn test_edit() -> Result<()> {
@ -2003,8 +2004,6 @@ mod tests {
#[test]
fn test_edit_events() {
use std::{cell::RefCell, rc::Rc};
App::test((), |mut app| async move {
let buffer_1_events = Rc::new(RefCell::new(Vec::new()));
let buffer_2_events = Rc::new(RefCell::new(Vec::new()));
@ -2524,31 +2523,86 @@ mod tests {
fn test_is_modified() -> Result<()> {
App::test((), |mut app| async move {
let model = app.add_model(|_| Buffer::new(0, "abc"));
model.update(&mut app, |buffer, ctx| {
// initially, buffer isn't modified.
assert!(!buffer.is_dirty());
let events = Rc::new(RefCell::new(Vec::new()));
// after editing, buffer is modified.
buffer.edit(vec![1..2], "", None).unwrap();
// initially, the buffer isn't dirty.
model.update(&mut app, |buffer, ctx| {
ctx.subscribe(&model, {
let events = events.clone();
move |_, event, _| events.borrow_mut().push(event.clone())
});
assert!(!buffer.is_dirty());
assert!(events.borrow().is_empty());
buffer.edit(vec![1..2], "", Some(ctx)).unwrap();
});
// after the first edit, the buffer is dirty, and emits a dirtied event.
model.update(&mut app, |buffer, ctx| {
assert!(buffer.text() == "ac");
assert!(buffer.is_dirty());
assert_eq!(
*events.borrow(),
&[
Event::Edited(vec![Edit {
old_range: 1..2,
new_range: 1..1
}]),
Event::Dirtied
]
);
events.borrow_mut().clear();
// after saving, buffer is not modified.
buffer.did_save(buffer.version(), ctx);
assert!(!buffer.is_dirty());
});
// after editing again, buffer is modified.
buffer.edit(vec![1..1], "B", None).unwrap();
buffer.edit(vec![2..2], "D", None).unwrap();
// after saving, the buffer is not dirty, and emits a saved event.
model.update(&mut app, |buffer, ctx| {
assert!(!buffer.is_dirty());
assert_eq!(*events.borrow(), &[Event::Saved]);
events.borrow_mut().clear();
buffer.edit(vec![1..1], "B", Some(ctx)).unwrap();
buffer.edit(vec![2..2], "D", Some(ctx)).unwrap();
});
// after editing again, the buffer is dirty, and emits another dirty event.
model.update(&mut app, |buffer, ctx| {
assert!(buffer.text() == "aBDc");
assert!(buffer.is_dirty());
assert_eq!(
*events.borrow(),
&[
Event::Edited(vec![Edit {
old_range: 1..1,
new_range: 1..2
}]),
Event::Dirtied,
Event::Edited(vec![Edit {
old_range: 2..2,
new_range: 2..3
}]),
],
);
events.borrow_mut().clear();
// TODO - currently, after restoring the buffer to its
// saved state, it is still considered modified.
buffer.edit(vec![1..3], "", None).unwrap();
// previously-saved state, the is still considered dirty.
buffer.edit(vec![1..3], "", Some(ctx)).unwrap();
assert!(buffer.text() == "ac");
assert!(buffer.is_dirty());
});
model.update(&mut app, |_, _| {
assert_eq!(
*events.borrow(),
&[Event::Edited(vec![Edit {
old_range: 1..3,
new_range: 1..1
},])]
);
});
});
Ok(())
}