# 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 of column 3 contains C<y>.
+# Columns 4 and 5 are used only if column 3 contains C<y> or C<c>.
#
# Column 4 contains a string, usually C<$&>.
#
# Column 5 contains the expected result of double-quote
-# interpolating that string after the match.
+# interpolating that string after the match, or start of error message.
+#
+# 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 ${\w+}.
+#
+# If you want to add a regular expression test that can't be expressed
+# in this format, don't add it here: put it in op/pat.t instead.
+
+BEGIN {
+ chdir 't' if -d 't';
+ @INC = '../lib';
+}
+
+$iters = shift || 1; # Poor man performance suite, 10000 is OK.
-open(TESTS,'op/re_tests') || open(TESTS,'t/op/re_tests')
- || die "Can't open re_tests";
+open(TESTS,'op/re_tests') || open(TESTS,'t/op/re_tests') || open(TESTS,':op:re_tests') ||
+ die "Can't open re_tests";
while (<TESTS>) { }
$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";
+print "1..$numtests\n# $iters iterations\n";
TEST:
while (<TESTS>) {
- ($pat, $subject, $result, $repl, $expect) = split(/[\t\n]/,$_);
+ chomp;
+ s/\\n/\n/g;
+ ($pat, $subject, $result, $repl, $expect, $reason) = split(/\t/,$_,6);
$input = join(':',$pat,$subject,$result,$repl,$expect);
- $pat = "'$pat'" unless $pat =~ /^'/;
- for $study ("", "study \$subject") {
- eval "$study; \$match = (\$subject =~ m$pat); \$got = \"$repl\";";
+ 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 =~ /\$[&\`\']/;
+ $skip = ($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 = $@ );
if ($result eq 'c') {
- if ($@ eq '') { print "not ok $.\n"; next TEST }
+ if ($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;
+ }
elsif ($result eq 'n') {
- if ($match) { print "not ok $. $input => $got\n"; next TEST }
+ if ($match) { print "not ok $. ($study) $input => false positive\n"; next TEST }
}
else {
if (!$match || $got ne $expect) {
- print "not ok $. $input => $got\n";
+ print "not ok $. ($study) $input => `$got', match=$match\n";
next TEST;
}
}
}
close(TESTS);
+
+sub infty_subst # Special-case substitution
+{ # of $reg_infty and friends
+ my $tp = shift;
+ $$tp =~ s/,\$reg_infty_m}/,$reg_infty_m}/o;
+ $$tp =~ s/,\$reg_infty_p}/,$reg_infty_p}/o;
+ $$tp =~ s/,\$reg_infty}/,$reg_infty}/o;
+}