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comm: use NUL if delimiter is empty

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This commit is contained in:
Daniel Hofstetter 2022-07-06 13:50:23 +02:00
parent 43a5b8c7d7
commit ac35a1b985
3 changed files with 7 additions and 5 deletions
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7
tests/by-util/test_comm.rs
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@ -59,13 +59,12 @@ fn output_delimiter() {
.stdout_only_fixture("ab_delimiter_word.expected");
}
#[cfg_attr(not(feature = "test_unimplemented"), ignore)]
#[test]
fn output_delimiter_require_arg() {
fn output_delimiter_nul() {
new_ucmd!()
.args(&["--output-delimiter=", "a", "b"])
.fails()
.stderr_only("error to be defined");
.succeeds()
.stdout_only_fixture("ab_delimiter_nul.expected");
}
// even though (info) documentation suggests this is an option