xref: /onnv-gate/usr/src/cmd/perl/5.8.4/distrib/ext/Encode/t/Unicode.t (revision 0:68f95e015346)
1#
2# $Id: Unicode.t,v 1.13 2003/06/18 09:29:02 dankogai Exp $
3#
4# This script is written entirely in ASCII, even though quoted literals
5# do include non-BMP unicode characters -- Are you happy, jhi?
6#
7
8BEGIN {
9    require Config; import Config;
10    if ($Config{'extensions'} !~ /\bEncode\b/) {
11      print "1..0 # Skip: Encode was not built\n";
12      exit 0;
13    }
14    if (ord("A") == 193) {
15        print "1..0 # Skip: EBCDIC\n";
16	exit 0;
17    }
18    $| = 1;
19}
20
21use strict;
22#use Test::More 'no_plan';
23use Test::More tests => 37;
24use Encode qw(encode decode);
25
26#
27# see
28# http://www.unicode.org/unicode/reports/tr19/
29#
30
31my $dankogai   = "\x{5c0f}\x{98fc}\x{3000}\x{5f3e}";
32my $nasty      = "$dankogai\x{1abcd}";
33my $fallback   = "$dankogai\x{fffd}";
34
35#hi: (0x1abcd - 0x10000) / 0x400 + 0xD800 = 0xd82a
36#lo: (0x1abcd - 0x10000) % 0x400 + 0xDC00 = 0xdfcd
37
38my $n_16be =
39    pack("C*", map {hex($_)} qw<5c 0f 98 fc 30 00 5f 3e  d8 2a df cd>);
40my $n_16le =
41    pack("C*", map {hex($_)} qw<0f 5c fc 98 00 30 3e 5f  2a d8 cd df>);
42my $f_16be =
43    pack("C*", map {hex($_)} qw<5c 0f 98 fc 30 00 5f 3e  ff fd>);
44my $f_16le =
45    pack("C*", map {hex($_)} qw<0f 5c fc 98 00 30 3e 5f  fd ff>);
46my $n_32be =
47    pack("C*", map {hex($_)}
48	 qw<00 00 5c 0f 00 00 98 fc 00 00 30 00 00 00 5f 3e  00 01 ab cd>);
49my $n_32le =
50    pack("C*", map {hex($_)}
51	 qw<0f 5c 00 00 fc 98 00 00 00 30 00 00 3e 5f 00 00  cd ab 01 00>);
52
53my $n_16bb = pack('n', 0xFeFF) . $n_16be;
54my $n_16lb = pack('v', 0xFeFF) . $n_16le;
55my $n_32bb = pack('N', 0xFeFF) . $n_32be;
56my $n_32lb = pack('V', 0xFeFF) . $n_32le;
57
58is($n_16be, encode('UTF-16BE', $nasty),  qq{encode UTF-16BE});
59is($n_16le, encode('UTF-16LE', $nasty),  qq{encode UTF-16LE});
60is($n_32be, encode('UTF-32BE', $nasty),  qq{encode UTF-32BE});
61is($n_32le, encode('UTF-32LE', $nasty),  qq{encode UTF-16LE});
62
63is($nasty,  decode('UTF-16BE', $n_16be), qq{decode UTF-16BE});
64is($nasty,  decode('UTF-16LE', $n_16le), qq{decode UTF-16LE});
65is($nasty,  decode('UTF-32BE', $n_32be), qq{decode UTF-32BE});
66is($nasty,  decode('UTF-32LE', $n_32le), qq{decode UTF-32LE});
67
68is($n_16bb, encode('UTF-16',   $nasty),  qq{encode UTF-16});
69is($n_32bb, encode('UTF-32',   $nasty),  qq{encode UTF-32});
70is($nasty,  decode('UTF-16',   $n_16bb), qq{decode UTF-16, bom=be});
71is($nasty,  decode('UTF-16',   $n_16lb), qq{decode UTF-16, bom=le});
72is($nasty,  decode('UTF-32',   $n_32bb), qq{decode UTF-32, bom=be});
73is($nasty,  decode('UTF-32',   $n_32lb), qq{decode UTF-32, bom=le});
74
75is(decode('UCS-2BE', $n_16be), $fallback, "decode UCS-2BE: fallback");
76is(decode('UCS-2LE', $n_16le), $fallback, "decode UCS-2LE: fallback");
77eval { decode('UCS-2BE', $n_16be, 1) };
78is (index($@,'UCS-2BE:'), 0, "decode UCS-2BE: exception");
79eval { decode('UCS-2LE', $n_16le, 1) };
80is (index($@,'UCS-2LE:'), 0, "decode UCS-2LE: exception");
81is(encode('UCS-2BE', $nasty), $f_16be, "encode UCS-2BE: fallback");
82is(encode('UCS-2LE', $nasty), $f_16le, "encode UCS-2LE: fallback");
83eval { encode('UCS-2BE', $nasty, 1) };
84is(index($@, 'UCS-2BE'), 0, "encode UCS-2BE: exception");
85eval { encode('UCS-2LE', $nasty, 1) };
86is(index($@, 'UCS-2LE'), 0, "encode UCS-2LE: exception");
87
88#
89# SvGROW test for (en|de)code_xs
90#
91SKIP: {
92    my $utf8 = '';
93    for my $j (0,0x10){
94	for my $i (0..0xffff){
95	    $j == 0 and (0xD800 <= $i && $i <= 0xDFFF) and next;
96	    $utf8 .= ord($j+$i);
97	}
98	for my $major ('UTF-16', 'UTF-32'){
99	    for my $minor ('BE', 'LE'){
100		my $enc = $major.$minor;
101		is(decode($enc, encode($enc, $utf8)), $utf8, "$enc RT");
102	    }
103	}
104    }
105};
106
107#
108# CJKT vs. UTF-7
109#
110
111use File::Spec;
112use File::Basename;
113
114my $dir =  dirname(__FILE__);
115opendir my $dh, $dir or die "$dir:$!";
116my @file = sort grep {/\.utf$/o} readdir $dh;
117closedir $dh;
118for my $file (@file){
119    my $path = File::Spec->catfile($dir, $file);
120    open my $fh, '<', $path or die "$path:$!";
121    my $content;
122    if (PerlIO::Layer->find('perlio')){
123	binmode $fh => ':utf8';
124	$content = join('' => <$fh>);
125    }else{ # ugh!
126	binmode $fh;
127	$content = join('' => <$fh>);
128	Encode::_utf8_on($content)
129    }
130    close $fh;
131    is(decode("UTF-7", encode("UTF-7", $content)), $content,
132       "UTF-7 RT:$file");
133}
1341;
135__END__
136