In opt(), use is(..., undef) rather than ok(!defined ...)

[p5sagit/p5-mst-13.2.git] / t / comp / cmdopt.t

diff --git a/t/comp/cmdopt.t b/t/comp/cmdopt.t
old mode 100755 (executable)
new mode 100644 (file)
index 4d5c78a..f72ddb3
--- a/t/comp/cmdopt.t
+++ b/t/comp/cmdopt.t
@@ -1,8 +1,6 @@
 #!./perl
 
-# $RCSfile: cmdopt.t,v $$Revision: 4.1 $$Date: 92/08/07 18:27:17 $
-
-print "1..40\n";
+print "1..44\n";
 
 # test the optimization of constants
 
@@ -81,3 +79,10 @@ if ($a !~ /a/ || $x) { print "ok 38\n";} else { print "not ok 38\n";}
 $x = '';
 if ($a =~ /a/ || $x) { print "ok 39\n";} else { print "not ok 39\n";}
 if ($a !~ /a/ || $x) { print "not ok 40\n";} else { print "ok 40\n";}
+
+$x = 1;
+if ($a eq 'a' xor $x) { print "not ok 41\n";} else { print "ok 41\n";}
+if ($a ne 'a' xor $x) { print "ok 42\n";} else { print "not ok 42\n";}
+$x = '';
+if ($a eq 'a' xor $x) { print "ok 43\n";} else { print "not ok 43\n";}
+if ($a ne 'a' xor $x) { print "not ok 44\n";} else { print "ok 44\n";}