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Add a unit test for editor edit events

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This commit is contained in:
Antonio Scandurra 2022-03-24 09:17:56 +01:00
parent 87981bb2ab
commit 9421ad04f7
1 changed files with 109 additions and 1 deletions
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110
crates/editor/src/editor.rs
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@ -5657,7 +5657,7 @@ fn compute_scroll_position(
scroll_position
}
#[derive(Copy, Clone)]
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
pub enum Event {
Activate,
BufferEdited,
@ -6140,6 +6140,114 @@ mod tests {
use util::test::sample_text;
use workspace::FollowableItem;
#[gpui::test]
fn test_edit_events(cx: &mut MutableAppContext) {
populate_settings(cx);
let buffer = cx.add_model(|cx| language::Buffer::new(0, "123456", cx));
let events = Rc::new(RefCell::new(Vec::new()));
let (_, editor1) = cx.add_window(Default::default(), {
let events = events.clone();
|cx| {
cx.subscribe(&cx.handle(), move |_, _, event, _| {
if matches!(event, Event::Edited | Event::BufferEdited | Event::Dirtied) {
events.borrow_mut().push(("editor1", *event));
}
})
.detach();
Editor::for_buffer(buffer.clone(), None, cx)
}
});
let (_, editor2) = cx.add_window(Default::default(), {
let events = events.clone();
|cx| {
cx.subscribe(&cx.handle(), move |_, _, event, _| {
if matches!(event, Event::Edited | Event::BufferEdited | Event::Dirtied) {
events.borrow_mut().push(("editor2", *event));
}
})
.detach();
Editor::for_buffer(buffer.clone(), None, cx)
}
});
assert_eq!(mem::take(&mut *events.borrow_mut()), []);
// Mutating editor 1 will emit an `Edited` event only for that editor.
editor1.update(cx, |editor, cx| editor.insert("X", cx));
assert_eq!(
mem::take(&mut *events.borrow_mut()),
[
("editor1", Event::Edited),
("editor1", Event::BufferEdited),
("editor2", Event::BufferEdited),
("editor1", Event::Dirtied),
("editor2", Event::Dirtied)
]
);
// Mutating editor 2 will emit an `Edited` event only for that editor.
editor2.update(cx, |editor, cx| editor.delete(&Delete, cx));
assert_eq!(
mem::take(&mut *events.borrow_mut()),
[
("editor2", Event::Edited),
("editor1", Event::BufferEdited),
("editor2", Event::BufferEdited),
]
);
// Undoing on editor 1 will emit an `Edited` event only for that editor.
editor1.update(cx, |editor, cx| editor.undo(&Undo, cx));
assert_eq!(
mem::take(&mut *events.borrow_mut()),
[
("editor1", Event::Edited),
("editor1", Event::BufferEdited),
("editor2", Event::BufferEdited),
]
);
// Redoing on editor 1 will emit an `Edited` event only for that editor.
editor1.update(cx, |editor, cx| editor.redo(&Redo, cx));
assert_eq!(
mem::take(&mut *events.borrow_mut()),
[
("editor1", Event::Edited),
("editor1", Event::BufferEdited),
("editor2", Event::BufferEdited),
]
);
// Undoing on editor 2 will emit an `Edited` event only for that editor.
editor2.update(cx, |editor, cx| editor.undo(&Undo, cx));
assert_eq!(
mem::take(&mut *events.borrow_mut()),
[
("editor2", Event::Edited),
("editor1", Event::BufferEdited),
("editor2", Event::BufferEdited),
]
);
// Redoing on editor 2 will emit an `Edited` event only for that editor.
editor2.update(cx, |editor, cx| editor.redo(&Redo, cx));
assert_eq!(
mem::take(&mut *events.borrow_mut()),
[
("editor2", Event::Edited),
("editor1", Event::BufferEdited),
("editor2", Event::BufferEdited),
]
);
// No event is emitted when the mutation is a no-op.
editor2.update(cx, |editor, cx| {
editor.select_ranges([0..0], None, cx);
editor.backspace(&Backspace, cx);
});
assert_eq!(mem::take(&mut *events.borrow_mut()), []);
}
#[gpui::test]
fn test_undo_redo_with_selection_restoration(cx: &mut MutableAppContext) {
populate_settings(cx);