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Add test for copying/cutting/pasting full lines

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Antonio Scandurra 2021-04-14 11:54:58 +02:00
parent 4a395314b2
commit 6a181ac692
1 changed files with 99 additions and 10 deletions
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109
zed/src/editor/buffer_view.rs
View file

@ -1752,16 +1752,14 @@ mod tests {
view.read(app).text(app.as_ref()),
"two one four three six five "
);
let ranges = view
.read(app)
.selections(app.as_ref())
.iter()
.map(|selection| {
selection.start.to_offset(buffer.read(app)).unwrap()
..selection.end.to_offset(buffer.read(app)).unwrap()
})
.collect::<Vec<_>>();
assert_eq!(ranges, &[8..8, 19..19, 28..28]);
assert_eq!(
view.read(app).selection_ranges(app.as_ref()),
&[
DisplayPoint::new(0, 8)..DisplayPoint::new(0, 8),
DisplayPoint::new(0, 19)..DisplayPoint::new(0, 19),
DisplayPoint::new(0, 28)..DisplayPoint::new(0, 28)
]
);
// Paste again but with only two cursors. Since the number of cursors doesn't
// match the number of slices in the clipboard, the entire clipboard text
@ -1776,6 +1774,97 @@ mod tests {
view.read(app).text(app.as_ref()),
"( one three five ) two one four three six five ( one three five ) "
);
view.update(app, |view, ctx| {
view.select_ranges(&[0..0], ctx).unwrap();
view.insert(&"123\n4567\n89\n".to_string(), ctx);
});
assert_eq!(
view.read(app).text(app.as_ref()),
"123\n4567\n89\n( one three five ) two one four three six five ( one three five ) "
);
// Cut with three selections, one of which is full-line.
view.update(app, |view, ctx| {
view.select_display_ranges(
&[
DisplayPoint::new(0, 1)..DisplayPoint::new(0, 2),
DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
DisplayPoint::new(2, 0)..DisplayPoint::new(2, 1),
],
ctx,
)
.unwrap();
view.cut(&(), ctx);
});
assert_eq!(
view.read(app).text(app.as_ref()),
"13\n9\n( one three five ) two one four three six five ( one three five ) "
);
// Paste with three selections, noticing how the copied selection that was full-line
// gets inserted before the second cursor.
view.update(app, |view, ctx| {
view.select_display_ranges(
&[
DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
DisplayPoint::new(2, 2)..DisplayPoint::new(2, 3),
],
ctx,
)
.unwrap();
view.paste(&(), ctx);
});
assert_eq!(
view.read(app).text(app.as_ref()),
"123\n4567\n9\n( 8ne three five ) two one four three six five ( one three five ) "
);
assert_eq!(
view.read(app).selection_ranges(app.as_ref()),
&[
DisplayPoint::new(0, 2)..DisplayPoint::new(0, 2),
DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1),
DisplayPoint::new(3, 3)..DisplayPoint::new(3, 3),
]
);
// Copy with a single cursor only, which writes the whole line into the clipboard.
view.update(app, |view, ctx| {
view.select_display_ranges(
&[DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1)],
ctx,
)
.unwrap();
view.copy(&(), ctx);
});
// Paste with three selections, noticing how the copied full-line selection is inserted
// before the empty selections but replaces the selection that is non-empty.
view.update(app, |view, ctx| {
view.select_display_ranges(
&[
DisplayPoint::new(0, 1)..DisplayPoint::new(0, 1),
DisplayPoint::new(1, 0)..DisplayPoint::new(1, 2),
DisplayPoint::new(2, 1)..DisplayPoint::new(2, 1),
],
ctx,
)
.unwrap();
view.paste(&(), ctx);
});
assert_eq!(
view.read(app).text(app.as_ref()),
"123\n123\n123\n67\n123\n9\n( 8ne three five ) two one four three six five ( one three five ) "
);
assert_eq!(
view.read(app).selection_ranges(app.as_ref()),
&[
DisplayPoint::new(1, 1)..DisplayPoint::new(1, 1),
DisplayPoint::new(3, 0)..DisplayPoint::new(3, 0),
DisplayPoint::new(5, 1)..DisplayPoint::new(5, 1),
]
);
});
}