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ptx: ignore empty regex (#1808)

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* ptx: ignore empty -W regex

* ptx: test to verify empty -W regex is ignored

* tests/ptx: verify word regexp from cmd-line is used
This commit is contained in:
Michael Kefeder 2021-03-12 21:52:37 +01:00 • committed by GitHub
parent 5ced3a670b
commit e1626b8c64
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3 changed files with 37 additions and 5 deletions
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16
tests/by-util/test_ptx.rs
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@ -8,6 +8,22 @@ fn gnu_ext_disabled_roff_no_ref() {
.stdout_only_fixture("gnu_ext_disabled_roff_no_ref.expected");
}
#[test]
fn gnu_ext_disabled_roff_no_ref_empty_word_regexp() {
new_ucmd!()
.args(&["-G", "-R", "-W", "", "input"])
.succeeds()
.stdout_only_fixture("gnu_ext_disabled_roff_no_ref.expected");
}
#[test]
fn gnu_ext_disabled_roff_no_ref_word_regexp_exc_space() {
new_ucmd!()
.args(&["-G", "-R", "-W", "[^\t\n]+", "input"])
.succeeds()
.stdout_only_fixture("gnu_ext_disabled_roff_no_ref_word_regexp_exc_space.expected");
}
#[test]
fn gnu_ext_disabled_roff_input_ref() {
new_ucmd!()