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tr: fix order inside class [:blank:]

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This commit is contained in:
Ben Wiederhake 2024-03-29 00:55:34 +01:00
parent 76a2f2128b
commit e9045be593
2 changed files with 15 additions and 1 deletions
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2
src/uu/tr/src/unicode_table.rs
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@ -12,4 +12,4 @@ pub static FF: u8 = 0xC;
pub static CR: u8 = 0xD;
pub static SPACE: u8 = 0x20;
pub static SPACES: &[u8] = &[HT, LF, VT, FF, CR, SPACE];
pub static BLANK: &[u8] = &[SPACE, HT];
pub static BLANK: &[u8] = &[HT, SPACE];

14
tests/by-util/test_tr.rs
View file

@ -1299,3 +1299,17 @@ fn check_regression_class_space() {
.no_stderr()
.stdout_only("a123456b");
}
#[test]
fn check_regression_class_blank() {
// This invocation checks:
// 1. that the [:blank:] class has exactly 2 characters,
// 2. that the [:blank:] class contains at least the given 2 characters (and therefore no other characters), and
// 3. that the given characters occur in exactly this order.
new_ucmd!()
.args(&["[:blank:][:upper:]", "12[:lower:]"])
.pipe_in("A\t B")
.succeeds()
.no_stderr()
.stdout_only("a12b");
}