xref: /openbsd-src/gnu/usr.bin/perl/t/re/pat_special_cc.t (revision f2da64fbbbf1b03f09f390ab01267c93dfd77c4c)
1#!./perl
2#
3# This test file is used to bulk check that /\s/ and /[\s]/
4# test the same and that /\s/ and /\S/ are opposites, and that
5# /[\s]/ and /[\S]/ are also opposites, for \s/\S and \d/\D and
6# \w/\W.
7use strict;
8use warnings;
9use 5.010;
10
11
12sub run_tests;
13
14$| = 1;
15
16
17BEGIN {
18    chdir 't' if -d 't';
19    @INC = ('../lib','.');
20    require './test.pl';
21}
22
23
24plan tests => 9;  # Update this when adding/deleting tests.
25
26run_tests() unless caller;
27
28#
29# Tests start here.
30#
31sub run_tests {
32    my $upper_bound= 10_000;
33    for my $special (qw(\s \w \d)) {
34        my $upper= uc($special);
35        my @cc_plain_failed;
36        my @cc_complement_failed;
37        my @plain_complement_failed;
38        for my $ord (0 .. $upper_bound) {
39            my $ch= chr $ord;
40            my $ord = sprintf "U+%04X", $ord;  # For display in Unicode terms
41            my $plain= $ch=~/$special/ ? 1 : 0;
42            my $plain_u= $ch=~/$upper/ ? 1 : 0;
43            push @plain_complement_failed, "$ord-$plain-$plain_u" if $plain == $plain_u;
44
45            my $cc= $ch=~/[$special]/ ? 1 : 0;
46            my $cc_u= $ch=~/[$upper]/ ? 1 : 0;
47            push @cc_complement_failed, "$ord-$cc-$cc_u" if $cc == $cc_u;
48
49            push @cc_plain_failed, "$ord-$plain-$cc" if $plain != $cc;
50        }
51        is(join(" | ",@cc_plain_failed),"", "Check that /$special/ and /[$special]/ match same things (ord-plain-cc)");
52        is(join(" | ",@plain_complement_failed),"", "Check that /$special/ and /$upper/ are complements (ord-plain-plain_u)");
53        is(join(" | ",@cc_complement_failed),"", "Check that /[$special]/ and /[$upper]/ are complements (ord-cc-cc_u)");
54    }
55} # End of sub run_tests
56
571;
58