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Add buffer test for autoindent with hard tabs

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This commit is contained in:
Max Brunsfeld 2022-06-09 09:05:07 -07:00
parent f62fd3cddd
commit 77b9ab0885
1 changed files with 50 additions and 1 deletions
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51
crates/language/src/tests.rs
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@ -571,7 +571,7 @@ fn test_range_for_syntax_ancestor(cx: &mut MutableAppContext) {
}
#[gpui::test]
fn test_edit_with_autoindent(cx: &mut MutableAppContext) {
fn test_autoindent_with_soft_tabs(cx: &mut MutableAppContext) {
cx.add_model(|cx| {
let text = "fn a() {}";
let mut buffer = Buffer::new(0, text, cx).with_language(Arc::new(rust_lang()), cx);
@ -586,6 +586,8 @@ fn test_edit_with_autoindent(cx: &mut MutableAppContext) {
);
assert_eq!(buffer.text(), "fn a() {\n b()\n \n}");
// Create a field expression on a new line, causing that line
// to be indented.
buffer.edit_with_autoindent(
[(Point::new(2, 4)..Point::new(2, 4), ".c")],
IndentSize::spaces(4),
@ -593,6 +595,53 @@ fn test_edit_with_autoindent(cx: &mut MutableAppContext) {
);
assert_eq!(buffer.text(), "fn a() {\n b()\n .c\n}");
// Remove the dot so that the line is no longer a field expression,
// causing the line to be outdented.
buffer.edit_with_autoindent(
[(Point::new(2, 8)..Point::new(2, 9), "")],
IndentSize::spaces(4),
cx,
);
assert_eq!(buffer.text(), "fn a() {\n b()\n c\n}");
buffer
});
}
#[gpui::test]
fn test_autoindent_with_hard_tabs(cx: &mut MutableAppContext) {
cx.add_model(|cx| {
let text = "fn a() {}";
let mut buffer = Buffer::new(0, text, cx).with_language(Arc::new(rust_lang()), cx);
buffer.edit_with_autoindent([(8..8, "\n\n")], IndentSize::tab(), cx);
assert_eq!(buffer.text(), "fn a() {\n\t\n}");
buffer.edit_with_autoindent(
[(Point::new(1, 1)..Point::new(1, 1), "b()\n")],
IndentSize::tab(),
cx,
);
assert_eq!(buffer.text(), "fn a() {\n\tb()\n\t\n}");
// Create a field expression on a new line, causing that line
// to be indented.
buffer.edit_with_autoindent(
[(Point::new(2, 1)..Point::new(2, 1), ".c")],
IndentSize::tab(),
cx,
);
assert_eq!(buffer.text(), "fn a() {\n\tb()\n\t\t.c\n}");
// Remove the dot so that the line is no longer a field expression,
// causing the line to be outdented.
buffer.edit_with_autoindent(
[(Point::new(2, 2)..Point::new(2, 3), "")],
IndentSize::tab(),
cx,
);
assert_eq!(buffer.text(), "fn a() {\n\tb()\n\tc\n}");
buffer
});
}