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Adjust multibuffer history test to reflect new behavior

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This commit is contained in:
Max Brunsfeld 2022-02-11 16:55:00 -08:00
parent 8d6504826c
commit 174c9d7ab0
1 changed files with 28 additions and 11 deletions
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39
crates/editor/src/multi_buffer.rs
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@ -3673,12 +3673,29 @@ mod tests {
multibuffer.end_transaction_at(now, cx);
assert_eq!(multibuffer.read(cx).text(), "AB1234\nAB5678");
// Edit buffer 1 through the multibuffer
now += 2 * group_interval;
multibuffer.start_transaction_at(now, cx);
multibuffer.edit([2..2], "C", cx);
multibuffer.end_transaction_at(now, cx);
assert_eq!(multibuffer.read(cx).text(), "ABC1234\nAB5678");
// Edit buffer 1 independently
buffer_1.update(cx, |buffer_1, cx| {
buffer_1.start_transaction_at(now);
buffer_1.edit([3..3], "D", cx);
buffer_1.end_transaction_at(now, cx);
now += 2 * group_interval;
buffer_1.start_transaction_at(now);
buffer_1.edit([4..4], "E", cx);
buffer_1.end_transaction_at(now, cx);
});
assert_eq!(multibuffer.read(cx).text(), "ABCDE1234\nAB5678");
// An undo in the multibuffer undoes the multibuffer transaction
// and also any individual buffer edits that have occured since
// that transaction.
multibuffer.undo(cx);
assert_eq!(multibuffer.read(cx).text(), "AB1234\nAB5678");
@ -3689,10 +3706,16 @@ mod tests {
assert_eq!(multibuffer.read(cx).text(), "AB1234\nAB5678");
multibuffer.redo(cx);
assert_eq!(multibuffer.read(cx).text(), "ABC1234\nAB5678");
assert_eq!(multibuffer.read(cx).text(), "ABCDE1234\nAB5678");
buffer_1.update(cx, |buffer_1, cx| buffer_1.undo(cx));
assert_eq!(multibuffer.read(cx).text(), "AB1234\nAB5678");
// Undo buffer 2 independently.
buffer_2.update(cx, |buffer_2, cx| buffer_2.undo(cx));
assert_eq!(multibuffer.read(cx).text(), "ABCDE1234\n5678");
// An undo in the multibuffer undoes the components of the
// the last multibuffer transaction that are not already undone.
multibuffer.undo(cx);
assert_eq!(multibuffer.read(cx).text(), "AB1234\n5678");
multibuffer.undo(cx);
assert_eq!(multibuffer.read(cx).text(), "1234\n5678");
@ -3700,17 +3723,11 @@ mod tests {
multibuffer.redo(cx);
assert_eq!(multibuffer.read(cx).text(), "AB1234\nAB5678");
multibuffer.redo(cx);
assert_eq!(multibuffer.read(cx).text(), "ABC1234\nAB5678");
multibuffer.undo(cx);
assert_eq!(multibuffer.read(cx).text(), "AB1234\nAB5678");
buffer_1.update(cx, |buffer_1, cx| buffer_1.redo(cx));
assert_eq!(multibuffer.read(cx).text(), "ABC1234\nAB5678");
assert_eq!(multibuffer.read(cx).text(), "ABCD1234\nAB5678");
multibuffer.undo(cx);
assert_eq!(multibuffer.read(cx).text(), "C1234\n5678");
assert_eq!(multibuffer.read(cx).text(), "1234\n5678");
});
}
}