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expr: Handle $ at the beginning of the regex pattern

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Teemu Pätsi 2025-05-24 01:28:53 +03:00
parent 4555e6fe48
commit b0390fe36e
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2 changed files with 40 additions and 15 deletions
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16
tests/by-util/test_expr.rs
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@ -318,6 +318,14 @@ fn test_regex() {
.args(&["a$c", ":", "a$\\c"])
.succeeds()
.stdout_only("3\n");
new_ucmd!()
.args(&["$a", ":", "$a"])
.succeeds()
.stdout_only("2\n");
new_ucmd!()
.args(&["a", ":", "a$\\|b"])
.succeeds()
.stdout_only("1\n");
new_ucmd!()
.args(&["^^^^^^^^^", ":", "^^^"])
.succeeds()
@ -363,6 +371,14 @@ fn test_regex() {
.args(&["abc", ":", "ab[^c]"])
.fails()
.stdout_only("0\n");
new_ucmd!()
.args(&["$", ":", "$"])
.fails()
.stdout_only("0\n");
new_ucmd!()
.args(&["a$", ":", "a$\\|b"])
.fails()
.stdout_only("0\n");
}
#[test]