mirrors/tui-textarea
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зеркало из https://github.com/glebtv/tui-textarea.git synced 2026-08-28 11:36:17 +03:00
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add CursorMove tests for multi-byte characters

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Этот коммит содержится в:
rhysd
2022-07-19 18:49:13 +09:00
родитель a7206db6f9
Коммит 851db5eadb
1 изменённых файлов: 132 добавлений и 69 удалений
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201
tests/cursor.rs
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@@ -30,123 +30,186 @@ fn empty_textarea() {
#[test]
fn forward() {
let mut t = TextArea::from(["abc", "def"]);
for pos in [
(0, 1),
(0, 2),
(0, 3),
(1, 0),
(1, 1),
(1, 2),
(1, 3),
(1, 3),
for (text, positions) in [
(
["abc", "def"],
[
(0, 1),
(0, 2),
(0, 3),
(1, 0),
(1, 1),
(1, 2),
(1, 3),
(1, 3),
],
),
(
["あいう", "🐶🐱👪"],
[
(0, 1),
(0, 2),
(0, 3),
(1, 0),
(1, 1),
(1, 2),
(1, 3),
(1, 3),
],
),
] {
t.move_cursor(CursorMove::Forward);
assert_eq!(t.cursor(), pos);
let mut t = TextArea::from(text);
for pos in positions {
t.move_cursor(CursorMove::Forward);
assert_eq!(t.cursor(), pos, "{:?}", t.lines());
}
}
}
#[test]
fn back() {
let mut t = TextArea::from(["abc", "def"]);
t.move_cursor(BOTTOM_RIGHT);
for pos in [
(1, 2),
(1, 1),
(1, 0),
(0, 3),
(0, 2),
(0, 1),
(0, 0),
(0, 0),
for (text, positions) in [
(
["abc", "def"],
[
(1, 2),
(1, 1),
(1, 0),
(0, 3),
(0, 2),
(0, 1),
(0, 0),
(0, 0),
],
),
(
["あいう", "🐶🐱👪"],
[
(1, 2),
(1, 1),
(1, 0),
(0, 3),
(0, 2),
(0, 1),
(0, 0),
(0, 0),
],
),
] {
t.move_cursor(CursorMove::Back);
assert_eq!(t.cursor(), pos);
let mut t = TextArea::from(text);
t.move_cursor(BOTTOM_RIGHT);
for pos in positions {
t.move_cursor(CursorMove::Back);
assert_eq!(t.cursor(), pos, "{:?}", t.lines());
}
}
}
#[test]
fn up() {
let mut t = TextArea::from(["abc", "def", "ghi"]);
for text in [
["abc", "def", "ghi"],
["あいう", "🐶🐱🐰", "👪🤟🏿👩🏻‍❤️‍💋‍👨🏾"],
] {
let mut t = TextArea::from(text);
for col in 0..=3 {
let mut row = 2;
for col in 0..=3 {
let mut row = 2;
t.move_cursor(CursorMove::Jump(2 as u16, col as u16));
assert_eq!(t.cursor(), (row, col));
t.move_cursor(CursorMove::Jump(2, col as u16));
assert_eq!(t.cursor(), (row, col), "{:?}", t.lines());
while row > 0 {
t.move_cursor(CursorMove::Up);
row -= 1;
assert_eq!(t.cursor(), (row, col));
while row > 0 {
t.move_cursor(CursorMove::Up);
row -= 1;
assert_eq!(t.cursor(), (row, col), "{:?}", t.lines());
}
}
}
}
#[test]
fn up_trim() {
let mut t = TextArea::from(["", "a", "bcd", "efgh"]);
t.move_cursor(CursorMove::Jump(3, 3));
for text in [["", "a", "bcd", "efgh"], ["", "👪", "🐶!🐱", "あ?い!"]] {
let mut t = TextArea::from(text);
t.move_cursor(CursorMove::Jump(3, 3));
for expected in [(2, 3), (1, 1), (0, 0)] {
t.move_cursor(CursorMove::Up);
assert_eq!(t.cursor(), expected);
for expected in [(2, 3), (1, 1), (0, 0)] {
t.move_cursor(CursorMove::Up);
assert_eq!(t.cursor(), expected, "{:?}", t.lines());
}
}
}
#[test]
fn down() {
let mut t = TextArea::from(["abc", "def", "ghi"]);
for text in [
["abc", "def", "ghi"],
["あいう", "🐶🐱🐰", "👪🤟🏿👩🏻‍❤️‍💋‍👨🏾"],
] {
let mut t = TextArea::from(text);
for col in 0..=3 {
let mut row = 0;
for col in 0..=3 {
let mut row = 0;
t.move_cursor(CursorMove::Jump(0, col as u16));
assert_eq!(t.cursor(), (row, col));
t.move_cursor(CursorMove::Jump(0, col as u16));
assert_eq!(t.cursor(), (row, col), "{:?}", t.lines());
while row < 2 {
t.move_cursor(CursorMove::Down);
row += 1;
assert_eq!(t.cursor(), (row, col));
while row < 2 {
t.move_cursor(CursorMove::Down);
row += 1;
assert_eq!(t.cursor(), (row, col), "{:?}", t.lines());
}
}
}
}
#[test]
fn down_trim() {
let mut t = TextArea::from(["abcd", "efg", "h", ""]);
t.move_cursor(CursorMove::Jump(0, 3));
for text in [["abcd", "efg", "h", ""], ["あ?い!", "🐶!🐱", "👪", ""]] {
let mut t = TextArea::from(text);
t.move_cursor(CursorMove::Jump(0, 3));
for expected in [(1, 3), (2, 1), (3, 0)] {
t.move_cursor(CursorMove::Down);
assert_eq!(t.cursor(), expected);
for expected in [(1, 3), (2, 1), (3, 0)] {
t.move_cursor(CursorMove::Down);
assert_eq!(t.cursor(), expected, "{:?}", t.lines());
}
}
}
#[test]
fn head() {
let mut t = TextArea::from(["efg", "h", ""]);
for row in 0..t.lines().len() {
let len = t.lines()[row].len();
for col in [0, len / 2, len] {
t.move_cursor(CursorMove::Jump(row as u16, col as u16));
t.move_cursor(CursorMove::Head);
assert_eq!(t.cursor(), (row, 0));
for text in [["efg", "h", ""], ["あいう", "👪", ""]] {
let mut t = TextArea::from(text);
for row in 0..t.lines().len() {
let len = t.lines()[row].len();
for col in [0, len / 2, len] {
t.move_cursor(CursorMove::Jump(row as u16, col as u16));
t.move_cursor(CursorMove::Head);
assert_eq!(t.cursor(), (row, 0), "{:?}", t.lines());
}
}
}
}
#[test]
fn end() {
let mut t = TextArea::from(["efg", "h", ""]);
for row in 0..t.lines().len() {
let len = t.lines()[row].len();
for col in [0, len / 2, len] {
t.move_cursor(CursorMove::Jump(row as u16, col as u16));
t.move_cursor(CursorMove::End);
assert_eq!(t.cursor(), (row, len));
for text in [["efg", "h", ""], ["あいう", "👪", ""]] {
let mut t = TextArea::from(text);
for row in 0..t.lines().len() {
let len = match row {
0 => 3,
1 => 1,
2 => 0,
_ => unreachable!(),
};
for col in [0, len / 2, len] {
t.move_cursor(CursorMove::Jump(row as u16, col as u16));
t.move_cursor(CursorMove::End);
assert_eq!(t.cursor(), (row, len), "{:?}", t.lines());
}
}
}
}