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Add test for avoiding indent adjustment inside newly-created errors

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This commit is contained in:
Max Brunsfeld 2023-01-20 17:02:38 -08:00
parent 9f74d6e4ac
commit 56080771e6
4 changed files with 212 additions and 104 deletions
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207
crates/language/src/buffer_tests.rs
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@ -800,23 +800,29 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
cx.set_global(settings);
cx.add_model(|cx| {
let text = "
let mut buffer = Buffer::new(
0,
"
fn a() {
c;
d;
}
"
.unindent();
let mut buffer = Buffer::new(0, text, cx).with_language(Arc::new(rust_lang()), cx);
"
.unindent(),
cx,
)
.with_language(Arc::new(rust_lang()), cx);
// Lines 2 and 3 don't match the indentation suggestion. When editing these lines,
// their indentation is not adjusted.
buffer.edit(
[
(empty(Point::new(1, 1)), "()"),
(empty(Point::new(2, 1)), "()"),
],
buffer.edit_via_marked_text(
&"
fn a() {
c«()»;
d«()»;
}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
@ -833,14 +839,22 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
// When appending new content after these lines, the indentation is based on the
// preceding lines' actual indentation.
buffer.edit(
[
(empty(Point::new(1, 1)), "\n.f\n.g"),
(empty(Point::new(2, 1)), "\n.f\n.g"),
],
buffer.edit_via_marked_text(
&"
fn a() {
c«
.f
.g()»;
d«
.f
.g()»;
}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
assert_eq!(
buffer.text(),
"
@ -859,20 +873,27 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
});
cx.add_model(|cx| {
let text = "
let mut buffer = Buffer::new(
0,
"
fn a() {
{
b()?
}
Ok(())
}
"
.unindent();
let mut buffer = Buffer::new(0, text, cx).with_language(Arc::new(rust_lang()), cx);
b();
|
"
.replace("|", "") // marker to preserve trailing whitespace
.unindent(),
cx,
)
.with_language(Arc::new(rust_lang()), cx);
// Delete a closing curly brace changes the suggested indent for the line.
buffer.edit(
[(Point::new(3, 4)..Point::new(3, 5), "")],
// Insert a closing brace. It is outdented.
buffer.edit_via_marked_text(
&"
fn a() {
b();
«}»
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
@ -880,19 +901,20 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
buffer.text(),
"
fn a() {
{
b()?
|
Ok(())
b();
}
"
.replace('|', "") // included in the string to preserve trailing whites
.unindent()
);
// Manually editing the leading whitespace
buffer.edit(
[(Point::new(3, 0)..Point::new(3, 12), "")],
// Manually edit the leading whitespace. The edit is preserved.
buffer.edit_via_marked_text(
&"
fn a() {
b();
« »}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
@ -900,11 +922,8 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
buffer.text(),
"
fn a() {
{
b()?
Ok(())
}
b();
}
"
.unindent()
);
@ -913,30 +932,108 @@ fn test_autoindent_does_not_adjust_lines_with_unchanged_suggestion(cx: &mut Muta
}
#[gpui::test]
fn test_autoindent_adjusts_lines_when_only_text_changes(cx: &mut MutableAppContext) {
cx.set_global(Settings::test(cx));
fn test_autoindent_does_not_adjust_lines_within_newly_created_errors(cx: &mut MutableAppContext) {
let settings = Settings::test(cx);
cx.set_global(settings);
cx.add_model(|cx| {
let text = "
fn a() {}
"
.unindent();
let mut buffer = Buffer::new(
0,
"
fn a() {
i
}
"
.unindent(),
cx,
)
.with_language(Arc::new(rust_lang()), cx);
let mut buffer = Buffer::new(0, text, cx).with_language(Arc::new(rust_lang()), cx);
buffer.edit([(5..5, "\nb")], Some(AutoindentMode::EachLine), cx);
// Regression test: line does not get outdented due to syntax error
buffer.edit_via_marked_text(
&"
fn a() {
i«f let Some(x) = y»
}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
assert_eq!(
buffer.text(),
"
fn a(
b) {}
fn a() {
if let Some(x) = y
}
"
.unindent()
);
buffer.edit_via_marked_text(
&"
fn a() {
if let Some(x) = y« {»
}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
assert_eq!(
buffer.text(),
"
fn a() {
if let Some(x) = y {
}
"
.unindent()
);
buffer
});
}
#[gpui::test]
fn test_autoindent_adjusts_lines_when_only_text_changes(cx: &mut MutableAppContext) {
cx.set_global(Settings::test(cx));
cx.add_model(|cx| {
let mut buffer = Buffer::new(
0,
"
fn a() {}
"
.unindent(),
cx,
)
.with_language(Arc::new(rust_lang()), cx);
buffer.edit_via_marked_text(
&"
fn a(«
b») {}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
assert_eq!(
buffer.text(),
"
fn a(
b) {}
"
.unindent()
);
// The indentation suggestion changed because `@end` node (a close paren)
// is now at the beginning of the line.
buffer.edit(
[(Point::new(1, 4)..Point::new(1, 5), "")],
buffer.edit_via_marked_text(
&"
fn a(
ˇ) {}
"
.unindent(),
Some(AutoindentMode::EachLine),
cx,
);
@ -1894,7 +1991,3 @@ fn get_tree_sexp(buffer: &ModelHandle<Buffer>, cx: &gpui::TestAppContext) -> Str
layers[0].node.to_sexp()
})
}
fn empty(point: Point) -> Range<Point> {
point..point
}