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nl: handle line number overflow

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This commit is contained in:
Daniel Hofstetter 2023-08-15 13:07:22 +02:00
parent 15c27cd545
commit d604f709ce
2 changed files with 22 additions and 1 deletions
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18
tests/by-util/test_nl.rs
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@ -464,3 +464,21 @@ fn test_invalid_regex_numbering() {
.stderr_contains("invalid regular expression");
}
}
#[test]
fn test_line_number_overflow() {
new_ucmd!()
.arg(format!("--starting-line-number={}", i64::MAX))
.pipe_in("a\nb")
.fails()
.stdout_is(format!("{}\ta\n", i64::MAX))
.stderr_is("nl: line number overflow\n");
new_ucmd!()
.arg(format!("--starting-line-number={}", i64::MIN))
.arg("--line-increment=-1")
.pipe_in("a\nb")
.fails()
.stdout_is(format!("{}\ta\n", i64::MIN))
.stderr_is("nl: line number overflow\n");
}