* tests/tac/tac.pl (@Tests): Add a few test cases.
---
tests/tac/tac.pl | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/tests/tac/tac.pl b/tests/tac/tac.pl
index 576978aea..99d2d0d50 100755
--- a/tests/tac/tac.pl
+++ b/tests/tac/tac.pl
@@ -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"}],
--
2.52.0
