1
2BEGIN {
3    unless ("A" eq pack('U', 0x41)) {
4	print "1..0 # Unicode::Collate " .
5	    "cannot stringify a Unicode code point\n";
6	exit 0;
7    }
8}
9
10BEGIN {
11    if ($ENV{PERL_CORE}) {
12        chdir('t') if -d 't';
13        @INC = $^O eq 'MacOS' ? qw(::lib) : qw(../lib);
14    }
15}
16
17use Test;
18BEGIN { plan tests => 37 };
19
20use strict;
21use warnings;
22use Unicode::Collate;
23
24ok(1);
25
26#########################
27
28sub _pack_U   { Unicode::Collate::pack_U(@_) }
29sub _unpack_U { Unicode::Collate::unpack_U(@_) }
30
31my $A_acute = _pack_U(0xC1);
32my $acute   = _pack_U(0x0301);
33
34my $Collator = Unicode::Collate->new(
35  table => 'keys.txt',
36  normalization => undef,
37);
38
39my %origVar = $Collator->change(variable => 'Blanked');
40
41ok($Collator->lt("death", "de luge"));
42ok($Collator->lt("de luge", "de-luge"));
43ok($Collator->lt("de-luge", "deluge"));
44ok($Collator->lt("deluge", "de\x{2010}luge"));
45ok($Collator->lt("deluge", "de Luge"));
46
47$Collator->change(variable => 'Non-ignorable');
48
49ok($Collator->lt("de luge", "de Luge"));
50ok($Collator->lt("de Luge", "de-luge"));
51ok($Collator->lt("de-Luge", "de\x{2010}luge"));
52ok($Collator->lt("de-luge", "death"));
53ok($Collator->lt("death", "deluge"));
54
55$Collator->change(variable => 'Shifted');
56
57ok($Collator->lt("death", "de luge"));
58ok($Collator->lt("de luge", "de-luge"));
59ok($Collator->lt("de-luge", "deluge"));
60ok($Collator->lt("deluge", "de Luge"));
61ok($Collator->lt("de Luge", "deLuge"));
62
63$Collator->change(variable => 'Shift-Trimmed');
64
65ok($Collator->lt("death", "deluge"));
66ok($Collator->lt("deluge", "de luge"));
67ok($Collator->lt("de luge", "de-luge"));
68ok($Collator->lt("de-luge", "deLuge"));
69ok($Collator->lt("deLuge", "de Luge"));
70
71$Collator->change(%origVar);
72
73ok($Collator->{variable}, 'shifted');
74
75##############
76
77# ignorable after variable
78
79# Shifted;
80ok($Collator->eq("?\x{300}!\x{301}\x{315}", "?!"));
81ok($Collator->eq("?\x{300}A\x{301}", "?$A_acute"));
82ok($Collator->eq("?\x{300}", "?"));
83ok($Collator->eq("?\x{344}", "?")); # U+0344 has two CEs.
84
85$Collator->change(level => 3);
86ok($Collator->eq("\cA", "?"));
87
88$Collator->change(variable => 'blanked', level => 4);
89ok($Collator->eq("?\x{300}!\x{301}\x{315}", "?!"));
90ok($Collator->eq("?\x{300}A\x{301}", "?$A_acute"));
91ok($Collator->eq("?\x{300}", "?"));
92ok($Collator->eq("?\x{344}", "?")); # U+0344 has two CEs.
93
94$Collator->change(level => 3);
95ok($Collator->eq("\cA", "?"));
96
97$Collator->change(variable => 'Non-ignorable', level => 4);
98
99ok($Collator->lt("?\x{300}", "?!"));
100ok($Collator->gt("?\x{300}A$acute", "?$A_acute"));
101ok($Collator->gt("?\x{300}", "?"));
102ok($Collator->gt("?\x{344}", "?"));
103
104$Collator->change(level => 3);
105ok($Collator->lt("\cA", "?"));
106
107$Collator->change(variable => 'Shifted', level => 4);
108
109