Add xor tests to test suite

Subject: Re: Parser nit: possible [PATCH]

In <199706250602.CAA13384@rio.atlantic.net>, Chip Salzenberg writes:
:According to Hugo van der Sanden:
:> Can anyone explain why the parser code for OROP is different from
:> that for ANDOP? I include a patch for what I think it should be,
:> but I don't understand why all tests succeed both with and without
:> this patch.
:Because OROP is a token that's used for both "or" and "xor",
:whereas ANDOP is specific to the single keyword "and".
Ah, in that case the problem is that 'xor' appears nowhere in the
test suite. Patch below adds 4 new tests that normally succeed; my
previous (erroneous) patch causes the first of them to fail.

p5p-msgid: 199706250730.IAA06097@crypt.compulink.co.uk

1 files changed, 8 insertions, 1 deletions

diff --git a/t/comp/cmdopt.t b/t/comp/cmdopt.t
index 4d5c78a4cb..3f701a456a 100755
--- a/t/comp/cmdopt.t
+++ b/t/comp/cmdopt.t
@@ -2,7 +2,7 @@
 
 # $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 +81,10 @@ 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";}