Add more known sprintf failures.

[p5sagit/p5-mst-13.2.git] / t / op / regexp.t

diff --git a/t/op/regexp.t b/t/op/regexp.t
index 244ed4a..7fbfc97 100755 (executable)
--- a/t/op/regexp.t
+++ b/t/op/regexp.t
@@ -1,5 +1,8 @@
 #!./perl
 
+# XXX known to leak scalars
+$ENV{PERL_DESTRUCT_LEVEL} = 0 unless $ENV{PERL_DESTRUCT_LEVEL} > 3;
+
 # The tests are in a separate file 't/op/re_tests'.
 # Each line in that file is a separate test.
 # There are five columns, separated by tabs.
@@ -13,6 +16,8 @@
 #      y       expect a match
 #      n       expect no match
 #      c       expect an error
+#      B       test exposes a known bug in Perl, should be skipped
+#      b       test exposes a known bug in Perl, should be skipped if noamp
 #
 # Columns 4 and 5 are used only if column 3 contains C<y> or C<c>.
 #
@@ -21,18 +26,19 @@
 # Column 5 contains the expected result of double-quote
 # interpolating that string after the match, or start of error message.
 #
-# \n in the tests are interpolated.
+# Column 6, if present, contains a reason why the test is skipped.
+# This is printed with "skipped", for harness to pick up.
+#
+# \n in the tests are interpolated, as are variables of the form ${\w+}.
 #
 # If you want to add a regular expression test that can't be expressed
 # in this format, don't add it here: put it in op/pat.t instead.
 
 BEGIN {
     chdir 't' if -d 't';
-    @INC = '../lib' if -d '../lib';
+    @INC = '../lib';
 }
 
-use re 'eval';
-
 $iters = shift || 1;           # Poor man performance suite, 10000 is OK.
 
 open(TESTS,'op/re_tests') || open(TESTS,'t/op/re_tests') ||
@@ -43,22 +49,34 @@ $numtests = $.;
 seek(TESTS,0,0);
 $. = 0;
 
+$bang = sprintf "\\%03o", ord "!"; # \41 would not be portable.
+$ffff  = chr(0xff) x 2;
+$nulnul = "\0" x 2;
+
 $| = 1;
 print "1..$numtests\n# $iters iterations\n";
 TEST:
 while (<TESTS>) {
     chomp;
     s/\\n/\n/g;
-    ($pat, $subject, $result, $repl, $expect) = split(/\t/,$_);
+    ($pat, $subject, $result, $repl, $expect, $reason) = split(/\t/,$_,6);
     $input = join(':',$pat,$subject,$result,$repl,$expect);
     infty_subst(\$pat);
     infty_subst(\$expect);
     $pat = "'$pat'" unless $pat =~ /^[:']/;
+    $pat =~ s/(\$\{\w+\})/$1/eeg;
     $pat =~ s/\\n/\n/g;
+    $subject =~ s/(\$\{\w+\})/$1/eeg;
     $subject =~ s/\\n/\n/g;
+    $expect =~ s/(\$\{\w+\})/$1/eeg;
     $expect =~ s/\\n/\n/g;
     $expect = $repl = '-' if $skip_amp and $input =~ /\$[&\`\']/;
-    for $study ("", "study \$subject") {
+    $skip = ($skip_amp ? ($result =~ s/B//i) : ($result =~ s/B//));
+    # Certain tests don't work with utf8 (the re_test should be in UTF8)
+    $skip = 1, $reason = 'utf8'
+      if ($^H &= ~0x00000008) && $pat =~ /\[:\^(alnum|print|word|ascii|xdigit):\]/;
+    $result =~ s/B//i unless $skip;
+    for $study ('', 'study \$subject') {
        $c = $iters;
        eval "$study; \$match = (\$subject =~ m$pat) while \$c--; \$got = \"$repl\";";
        chomp( $err = $@ );
@@ -66,6 +84,10 @@ while (<TESTS>) {
            if ($err !~ m!^\Q$expect!) { print "not ok $. (compile) $input => `$err'\n"; next TEST }
            last;  # no need to study a syntax error
        }
+       elsif ( $skip ) {
+           print "ok $. # skipped", length($reason) ? " $reason" : '', "\n";
+           next TEST;
+       }
        elsif ($@) {
            print "not ok $. $input => error `$err'\n"; next TEST;
        }