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fix: correct existing tests for WideChar in lib 'line-index' and add more tests

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This commit is contained in:
roife 2023-12-07 15:31:15 +08:00
parent 9a3167e65e
commit a011b6c84c
1 changed files with 26 additions and 2 deletions
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28
lib/line-index/src/tests.rs
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@ -1,4 +1,4 @@
use crate::{LineIndex, TextSize, WideChar}; use crate::{LineCol, LineIndex, TextSize, WideChar, WideEncoding, WideLineCol};
macro_rules! test { macro_rules! test {
( (
@ -102,7 +102,7 @@ test!(
case: multi_byte_with_new_lines, case: multi_byte_with_new_lines,
text: "01\t345\n789abcΔf01234567\u{07}9\nbcΔf", text: "01\t345\n789abcΔf01234567\u{07}9\nbcΔf",
lines: vec![7, 27], lines: vec![7, 27],
multi_byte_chars: vec![(1, (13, 15)), (2, (29, 31))], multi_byte_chars: vec![(1, (6, 8)), (2, (2, 4))],
); );
test!( test!(
@ -118,3 +118,27 @@ test!(
lines: vec![16], lines: vec![16],
multi_byte_chars: vec![], multi_byte_chars: vec![],
); );
#[test]
fn test_try_line_col() {
let text = "\n\n\n\n\n宽3456";
assert_eq!(&text[5..8], "宽");
assert_eq!(&text[11..12], "6");
let line_index = LineIndex::new(text);
let before_6 = TextSize::from(11);
let line_col = line_index.try_line_col(before_6);
assert_eq!(line_col, Some(LineCol { line: 5, col: 6 }));
}
#[test]
fn test_to_wide() {
let text = "\n\n\n\n\n宽3456";
assert_eq!(&text[5..8], "宽");
assert_eq!(&text[11..12], "6");
let line_index = LineIndex::new(text);
let before_6 = TextSize::from(11);
let line_col = line_index.try_line_col(before_6);
assert_eq!(line_col, Some(LineCol { line: 5, col: 6 }));
let wide_line_col = line_index.to_wide(WideEncoding::Utf16, line_col.unwrap());
assert_eq!(wide_line_col, Some(WideLineCol { line: 5, col: 4 }));
}