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tests: tac: test --regex with anchors in the separator

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* tests/tac/tac.pl (@Tests): Add a few test cases.
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Collin Funk
2026-01-25 17:12:18 -08:00
parent c9f943b2e3
commit 2bd3e8bb7a
1 changed files with 4 additions and 0 deletions
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tests/tac/tac.pl
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@@ -63,6 +63,10 @@ my @Tests =
{IN=>"a.___b.__1._2.__3.___4._"},
{OUT=>"4._3.___2.__1._b.__a.___"}],
['opt-r3', qw(-r -s '^'), {IN=>"a\nb\nc\n"}, {OUT=>"c\nb\na\n"}],
['opt-r4', qw(-r -s '$'), {IN=>"a\nb\nc\n"}, {OUT=>"\n\nc\nba"}],
['opt-r5', qw(-r -s '^$'), {IN=>"a\nb\nc\n"}, {OUT=>"a\nb\nc\n"}],
# This gave incorrect output (.___4._2.__3._1) with tac-1.22.
['opt-br', qw(-b -r -s '\._+'),
{IN=>"._1._2.__3.___4"}, {OUT=>".___4.__3._2._1"}],