From f48664068210b92f4884ee8e6fe8504dabcd4d9a Mon Sep 17 00:00:00 2001 From: Daiki Ihara Date: Fri, 4 Dec 2020 00:05:39 +0900 Subject: Extract tests module to file in ide_db crate --- crates/ide_db/src/line_index.rs | 131 +--------------------------------------- 1 file changed, 1 insertion(+), 130 deletions(-) (limited to 'crates/ide_db/src/line_index.rs') diff --git a/crates/ide_db/src/line_index.rs b/crates/ide_db/src/line_index.rs index a381f7fb8..41226305e 100644 --- a/crates/ide_db/src/line_index.rs +++ b/crates/ide_db/src/line_index.rs @@ -149,133 +149,4 @@ impl LineIndex { } #[cfg(test)] -mod tests { - use super::*; - - #[test] - fn test_line_index() { - let text = "hello\nworld"; - let index = LineIndex::new(text); - assert_eq!(index.line_col(0.into()), LineCol { line: 0, col_utf16: 0 }); - assert_eq!(index.line_col(1.into()), LineCol { line: 0, col_utf16: 1 }); - assert_eq!(index.line_col(5.into()), LineCol { line: 0, col_utf16: 5 }); - assert_eq!(index.line_col(6.into()), LineCol { line: 1, col_utf16: 0 }); - assert_eq!(index.line_col(7.into()), LineCol { line: 1, col_utf16: 1 }); - assert_eq!(index.line_col(8.into()), LineCol { line: 1, col_utf16: 2 }); - assert_eq!(index.line_col(10.into()), LineCol { line: 1, col_utf16: 4 }); - assert_eq!(index.line_col(11.into()), LineCol { line: 1, col_utf16: 5 }); - assert_eq!(index.line_col(12.into()), LineCol { line: 1, col_utf16: 6 }); - - let text = "\nhello\nworld"; - let index = LineIndex::new(text); - assert_eq!(index.line_col(0.into()), LineCol { line: 0, col_utf16: 0 }); - assert_eq!(index.line_col(1.into()), LineCol { line: 1, col_utf16: 0 }); - assert_eq!(index.line_col(2.into()), LineCol { line: 1, col_utf16: 1 }); - assert_eq!(index.line_col(6.into()), LineCol { line: 1, col_utf16: 5 }); - assert_eq!(index.line_col(7.into()), LineCol { line: 2, col_utf16: 0 }); - } - - #[test] - fn test_char_len() { - assert_eq!('メ'.len_utf8(), 3); - assert_eq!('メ'.len_utf16(), 1); - } - - #[test] - fn test_empty_index() { - let col_index = LineIndex::new( - " -const C: char = 'x'; -", - ); - assert_eq!(col_index.utf16_lines.len(), 0); - } - - #[test] - fn test_single_char() { - let col_index = LineIndex::new( - " -const C: char = 'メ'; -", - ); - - assert_eq!(col_index.utf16_lines.len(), 1); - assert_eq!(col_index.utf16_lines[&1].len(), 1); - assert_eq!(col_index.utf16_lines[&1][0], Utf16Char { start: 17.into(), end: 20.into() }); - - // UTF-8 to UTF-16, no changes - assert_eq!(col_index.utf8_to_utf16_col(1, 15.into()), 15); - - // UTF-8 to UTF-16 - assert_eq!(col_index.utf8_to_utf16_col(1, 22.into()), 20); - - // UTF-16 to UTF-8, no changes - assert_eq!(col_index.utf16_to_utf8_col(1, 15), TextSize::from(15)); - - // UTF-16 to UTF-8 - assert_eq!(col_index.utf16_to_utf8_col(1, 19), TextSize::from(21)); - - let col_index = LineIndex::new("a𐐏b"); - assert_eq!(col_index.utf16_to_utf8_col(0, 3), TextSize::from(5)); - } - - #[test] - fn test_string() { - let col_index = LineIndex::new( - " -const C: char = \"メ メ\"; -", - ); - - assert_eq!(col_index.utf16_lines.len(), 1); - assert_eq!(col_index.utf16_lines[&1].len(), 2); - assert_eq!(col_index.utf16_lines[&1][0], Utf16Char { start: 17.into(), end: 20.into() }); - assert_eq!(col_index.utf16_lines[&1][1], Utf16Char { start: 21.into(), end: 24.into() }); - - // UTF-8 to UTF-16 - assert_eq!(col_index.utf8_to_utf16_col(1, 15.into()), 15); - - assert_eq!(col_index.utf8_to_utf16_col(1, 21.into()), 19); - assert_eq!(col_index.utf8_to_utf16_col(1, 25.into()), 21); - - assert!(col_index.utf8_to_utf16_col(2, 15.into()) == 15); - - // UTF-16 to UTF-8 - assert_eq!(col_index.utf16_to_utf8_col(1, 15), TextSize::from(15)); - - // メ UTF-8: 0xE3 0x83 0xA1, UTF-16: 0x30E1 - assert_eq!(col_index.utf16_to_utf8_col(1, 17), TextSize::from(17)); // first メ at 17..20 - assert_eq!(col_index.utf16_to_utf8_col(1, 18), TextSize::from(20)); // space - assert_eq!(col_index.utf16_to_utf8_col(1, 19), TextSize::from(21)); // second メ at 21..24 - - assert_eq!(col_index.utf16_to_utf8_col(2, 15), TextSize::from(15)); - } - - #[test] - fn test_splitlines() { - fn r(lo: u32, hi: u32) -> TextRange { - TextRange::new(lo.into(), hi.into()) - } - - let text = "a\nbb\nccc\n"; - let line_index = LineIndex::new(text); - - let actual = line_index.lines(r(0, 9)).collect::>(); - let expected = vec![r(0, 2), r(2, 5), r(5, 9)]; - assert_eq!(actual, expected); - - let text = ""; - let line_index = LineIndex::new(text); - - let actual = line_index.lines(r(0, 0)).collect::>(); - let expected = vec![]; - assert_eq!(actual, expected); - - let text = "\n"; - let line_index = LineIndex::new(text); - - let actual = line_index.lines(r(0, 1)).collect::>(); - let expected = vec![r(0, 1)]; - assert_eq!(actual, expected) - } -} +mod tests; -- cgit v1.2.3