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Add tests for scrollback_fill_enlarged_window

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This commit is contained in:
Eddie Lebow 2021-03-08 23:51:27 -05:00
parent e10919496f
commit b76491ba82
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GPG Key ID: 21A09CFD989FD546
2 changed files with 49 additions and 2 deletions
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9
kitty_tests/__init__.py
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@ -91,10 +91,15 @@ def set_options(self, options=None):
options = Options(merge_configs(defaults._asdict(), final_options))
set_options(options)
def create_screen(self, cols=5, lines=5, scrollback=5, cell_width=10, cell_height=20, options=None):
def create_screen(self, cols=5, lines=5, scrollback=5, cell_width=10, cell_height=20, options=None, content=tuple()):
self.set_options(options)
c = Callbacks()
return Screen(c, lines, cols, scrollback, cell_width, cell_height, 0, c)
s = Screen(c, lines, cols, scrollback, cell_width, cell_height, 0, c)
for content_line in content:
s.draw(content_line)
s.linefeed()
s.carriage_return()
return s
def assertEqualAttributes(self, c1, c2):
x1, y1, c1.x, c1.y = c1.x, c1.y, 0, 0

42
kitty_tests/screen.py
View File

@ -303,6 +303,48 @@ def draw(text, end_line=True):
s.resize(s.lines - 1, s.columns)
self.ae(x_before, s.cursor.x)
def test_scrollback_fill_after_resize(self):
def prepare_screen(content=tuple()):
return self.create_screen(
lines=5,
cols=5,
options={'scrollback_fill_enlarged_window': True},
content=content,
)
def assert_lines(lines, s):
return self.ae(lines, str(s.linebuf).split("\n"))
# Height increased, width unchanged → pull down lines to fill new space at the top
s = prepare_screen([str(i) for i in range(0, 6)])
assert_lines(['2', '3', '4', '5', ''], s)
s.resize(7, s.columns)
assert_lines(['0', '1', '2', '3', '4', '5', ''], s)
# Height increased, width increased → rewrap, pull down
s = prepare_screen(['0', '1', '2', '3' * 15])
assert_lines(['2', '33333', '33333', '33333', ''], s)
s.resize(7, 12)
assert_lines(['0', '1', '2', '333333333333', '333', '', ''], s)
# Height increased, width decreased → rewrap, pull down if possible
s = prepare_screen(['0', '1', '2', '3' * 5])
assert_lines(['0', '1', '2', '33333', ''], s)
s.resize(6, 4)
assert_lines(['0', '1', '2', '3333', '3', ''], s)
# Height unchanged, width increased → rewrap, pull down if possible
s = prepare_screen(['0', '1', '2', '3' * 15])
assert_lines(['2', '33333', '33333', '33333', ''], s)
s.resize(s.lines, 12)
assert_lines(['1', '2', '333333333333', '333', ''], s)
# Height decreased, width increased → rewrap, pull down if possible
s = prepare_screen(['0', '1', '2', '3' * 15])
assert_lines(['2', '33333', '33333', '33333', ''], s)
s.resize(4, 12)
assert_lines(['2', '333333333333', '333', ''], s)
def test_tab_stops(self):
# Taken from vttest/main.c
s = self.create_screen(cols=80, lines=2)