Commit | Line | Data |
---|---|---|
378cc40b LW |
1 | #!./perl |
2 | ||
ad4f75a6 HM |
3 | # The tests are in a separate file 't/op/re_tests'. |
4 | # Each line in that file is a separate test. | |
5 | # There are five columns, separated by tabs. | |
6 | # | |
7 | # Column 1 contains the pattern, optionally enclosed in C<''>. | |
8 | # Modifiers can be put after the closing C<'>. | |
9 | # | |
10 | # Column 2 contains the string to be matched. | |
11 | # | |
12 | # Column 3 contains the expected result: | |
13 | # y expect a match | |
14 | # n expect no match | |
15 | # c expect an error | |
cf93c79d IZ |
16 | # B test exposes a known bug in Perl, should be skipped |
17 | # b test exposes a known bug in Perl, should be skipped if noamp | |
ad4f75a6 | 18 | # |
1b1626e4 | 19 | # Columns 4 and 5 are used only if column 3 contains C<y> or C<c>. |
ad4f75a6 HM |
20 | # |
21 | # Column 4 contains a string, usually C<$&>. | |
22 | # | |
23 | # Column 5 contains the expected result of double-quote | |
c277df42 IZ |
24 | # interpolating that string after the match, or start of error message. |
25 | # | |
ee595aa6 LC |
26 | # Column 6, if present, contains a reason why the test is skipped. |
27 | # This is printed with "skipped", for harness to pick up. | |
28 | # | |
9d116dd7 | 29 | # \n in the tests are interpolated, as are variables of the form ${\w+}. |
83e898de | 30 | # |
8d37f932 DD |
31 | # If you want to add a regular expression test that can't be expressed |
32 | # in this format, don't add it here: put it in op/pat.t instead. | |
c277df42 | 33 | |
e4d48cc9 GS |
34 | BEGIN { |
35 | chdir 't' if -d 't'; | |
20822f61 | 36 | @INC = '../lib'; |
e4d48cc9 GS |
37 | } |
38 | ||
c277df42 | 39 | $iters = shift || 1; # Poor man performance suite, 10000 is OK. |
ad4f75a6 | 40 | |
95e8664e | 41 | open(TESTS,'op/re_tests') || open(TESTS,'t/op/re_tests') || open(TESTS,':op:re_tests') || |
8d37f932 | 42 | die "Can't open re_tests"; |
cfa4f241 | 43 | |
378cc40b LW |
44 | while (<TESTS>) { } |
45 | $numtests = $.; | |
cfa4f241 CS |
46 | seek(TESTS,0,0); |
47 | $. = 0; | |
378cc40b | 48 | |
9d116dd7 | 49 | $bang = sprintf "\\%03o", ord "!"; # \41 would not be portable. |
b8c5462f JH |
50 | $ffff = chr(0xff) x 2; |
51 | $nulnul = "\0" x 2; | |
9d116dd7 | 52 | |
1462b684 | 53 | $| = 1; |
c277df42 | 54 | print "1..$numtests\n# $iters iterations\n"; |
cfa4f241 | 55 | TEST: |
378cc40b | 56 | while (<TESTS>) { |
b85d18e9 IZ |
57 | chomp; |
58 | s/\\n/\n/g; | |
ee595aa6 | 59 | ($pat, $subject, $result, $repl, $expect, $reason) = split(/\t/,$_,6); |
378cc40b | 60 | $input = join(':',$pat,$subject,$result,$repl,$expect); |
83e898de DD |
61 | infty_subst(\$pat); |
62 | infty_subst(\$expect); | |
1b1626e4 | 63 | $pat = "'$pat'" unless $pat =~ /^[:']/; |
9d116dd7 | 64 | $pat =~ s/(\$\{\w+\})/$1/eeg; |
b8c5462f JH |
65 | $pat =~ s/\\n/\n/g; |
66 | $subject =~ s/(\$\{\w+\})/$1/eeg; | |
c277df42 | 67 | $subject =~ s/\\n/\n/g; |
b8c5462f | 68 | $expect =~ s/(\$\{\w+\})/$1/eeg; |
c277df42 IZ |
69 | $expect =~ s/\\n/\n/g; |
70 | $expect = $repl = '-' if $skip_amp and $input =~ /\$[&\`\']/; | |
cf93c79d | 71 | $skip = ($skip_amp ? ($result =~ s/B//i) : ($result =~ s/B//)); |
906e884f | 72 | $reason = 'skipping $&' if $reason eq '' && $skip_amp; |
cf93c79d IZ |
73 | $result =~ s/B//i unless $skip; |
74 | for $study ('', 'study \$subject') { | |
c277df42 IZ |
75 | $c = $iters; |
76 | eval "$study; \$match = (\$subject =~ m$pat) while \$c--; \$got = \"$repl\";"; | |
77 | chomp( $err = $@ ); | |
cfa4f241 | 78 | if ($result eq 'c') { |
c277df42 | 79 | if ($err !~ m!^\Q$expect!) { print "not ok $. (compile) $input => `$err'\n"; next TEST } |
cfa4f241 CS |
80 | last; # no need to study a syntax error |
81 | } | |
cf93c79d | 82 | elsif ( $skip ) { |
ee595aa6 LC |
83 | print "ok $. # skipped", length($reason) ? " $reason" : '', "\n"; |
84 | next TEST; | |
cf93c79d | 85 | } |
c277df42 IZ |
86 | elsif ($@) { |
87 | print "not ok $. $input => error `$err'\n"; next TEST; | |
88 | } | |
cfa4f241 | 89 | elsif ($result eq 'n') { |
c277df42 | 90 | if ($match) { print "not ok $. ($study) $input => false positive\n"; next TEST } |
378cc40b LW |
91 | } |
92 | else { | |
cfa4f241 | 93 | if (!$match || $got ne $expect) { |
c277df42 | 94 | print "not ok $. ($study) $input => `$got', match=$match\n"; |
cfa4f241 CS |
95 | next TEST; |
96 | } | |
378cc40b LW |
97 | } |
98 | } | |
cfa4f241 | 99 | print "ok $.\n"; |
378cc40b | 100 | } |
cfa4f241 | 101 | |
378cc40b | 102 | close(TESTS); |
83e898de DD |
103 | |
104 | sub infty_subst # Special-case substitution | |
105 | { # of $reg_infty and friends | |
106 | my $tp = shift; | |
107 | $$tp =~ s/,\$reg_infty_m}/,$reg_infty_m}/o; | |
108 | $$tp =~ s/,\$reg_infty_p}/,$reg_infty_p}/o; | |
109 | $$tp =~ s/,\$reg_infty}/,$reg_infty}/o; | |
110 | } |