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fix for vim glitch

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Vaclav Tvrdik
2026-09-10 17:15:37 +02:00
parent 01a88f7b19
commit ca0d76cf5b
3 changed files with 26 additions and 2 deletions
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18
tests/test_render.py
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@@ -202,6 +202,24 @@ command.trim_history(None, terminal)
assert "row 0" in terminal.view.text and "row 7" in terminal.view.text, \
terminal.view.text
# nor may its blank rows be trimmed: an app that blanks and refills its last
# row (vim's showcmd corner) would resize the view under a pinned viewport
terminal, stream = make_terminal(rows=4)
stream.feed("\x1b[?1049h")
terminal.view = FakeView("top\nrow\n\n")
command = make_command(terminal.view)
before = terminal.view.text
command.trim_trailing_spaces(None, terminal)
assert terminal.view.text == before, \
"alt screen blank tail was trimmed: {!r}".format(terminal.view.text)
# on the primary screen the blank tail below the cursor still goes
terminal, stream = make_terminal(rows=4)
terminal.view = FakeView("top\nrow\n\n")
command = make_command(terminal.view)
command.trim_trailing_spaces(None, terminal)
assert terminal.view.text == "top\nrow", terminal.view.text
print("render tests passed (alt screen keeps its view, cap honoured)")