#

# $Id: Unicode.t,v 1.13 2003/06/18 09:29:02 dankogai Exp $

#

# This script is written entirely in ASCII, even though quoted literals

# do include non-BMP unicode characters -- Are you happy, jhi?

#

BEGIN {

require Config; import Config;

if ($Config{'extensions'} !~ /\bEncode\b/) {

print "1..0 # Skip: Encode was not built\n";

exit 0;

}

if (ord("A") == 193) {

print "1..0 # Skip: EBCDIC\n";

exit 0;

}

$| = 1;

}

use strict;

#use Test::More 'no_plan';

use Test::More tests => 37;

use Encode qw(encode decode);

#

# see

# http://www.unicode.org/unicode/reports/tr19/

#

my $dankogai = "\x{5c0f}\x{98fc}\x{3000}\x{5f3e}";

my $nasty = "$dankogai\x{1abcd}";

my $fallback = "$dankogai\x{fffd}";

#hi: (0x1abcd - 0x10000) / 0x400 + 0xD800 = 0xd82a

#lo: (0x1abcd - 0x10000) % 0x400 + 0xDC00 = 0xdfcd

my $n_16be =

pack("C*", map {hex($_)} qw<5c 0f 98 fc 30 00 5f 3e d8 2a df cd>);

my $n_16le =

pack("C*", map {hex($_)} qw<0f 5c fc 98 00 30 3e 5f 2a d8 cd df>);

my $f_16be =

pack("C*", map {hex($_)} qw<5c 0f 98 fc 30 00 5f 3e ff fd>);

my $f_16le =

pack("C*", map {hex($_)} qw<0f 5c fc 98 00 30 3e 5f fd ff>);

my $n_32be =

pack("C*", map {hex($_)}

qw<00 00 5c 0f 00 00 98 fc 00 00 30 00 00 00 5f 3e 00 01 ab cd>);

my $n_32le =

pack("C*", map {hex($_)}

qw<0f 5c 00 00 fc 98 00 00 00 30 00 00 3e 5f 00 00 cd ab 01 00>);

my $n_16bb = pack('n', 0xFeFF) . $n_16be;

my $n_16lb = pack('v', 0xFeFF) . $n_16le;

my $n_32bb = pack('N', 0xFeFF) . $n_32be;

my $n_32lb = pack('V', 0xFeFF) . $n_32le;

is($n_16be, encode('UTF-16BE', $nasty), qq{encode UTF-16BE});

is($n_16le, encode('UTF-16LE', $nasty), qq{encode UTF-16LE});

is($n_32be, encode('UTF-32BE', $nasty), qq{encode UTF-32BE});

is($n_32le, encode('UTF-32LE', $nasty), qq{encode UTF-16LE});

is($nasty, decode('UTF-16BE', $n_16be), qq{decode UTF-16BE});

is($nasty, decode('UTF-16LE', $n_16le), qq{decode UTF-16LE});

is($nasty, decode('UTF-32BE', $n_32be), qq{decode UTF-32BE});

is($nasty, decode('UTF-32LE', $n_32le), qq{decode UTF-32LE});

is($n_16bb, encode('UTF-16', $nasty), qq{encode UTF-16});

is($n_32bb, encode('UTF-32', $nasty), qq{encode UTF-32});

is($nasty, decode('UTF-16', $n_16bb), qq{decode UTF-16, bom=be});

is($nasty, decode('UTF-16', $n_16lb), qq{decode UTF-16, bom=le});

is($nasty, decode('UTF-32', $n_32bb), qq{decode UTF-32, bom=be});

is($nasty, decode('UTF-32', $n_32lb), qq{decode UTF-32, bom=le});

is(decode('UCS-2BE', $n_16be), $fallback, "decode UCS-2BE: fallback");

is(decode('UCS-2LE', $n_16le), $fallback, "decode UCS-2LE: fallback");

eval { decode('UCS-2BE', $n_16be, 1) };

is (index($@,'UCS-2BE:'), 0, "decode UCS-2BE: exception");

eval { decode('UCS-2LE', $n_16le, 1) };

is (index($@,'UCS-2LE:'), 0, "decode UCS-2LE: exception");

is(encode('UCS-2BE', $nasty), $f_16be, "encode UCS-2BE: fallback");

is(encode('UCS-2LE', $nasty), $f_16le, "encode UCS-2LE: fallback");

eval { encode('UCS-2BE', $nasty, 1) };

is(index($@, 'UCS-2BE'), 0, "encode UCS-2BE: exception");

eval { encode('UCS-2LE', $nasty, 1) };

is(index($@, 'UCS-2LE'), 0, "encode UCS-2LE: exception");

#

# SvGROW test for (en|de)code_xs

#

SKIP: {

my $utf8 = '';

for my $j (0,0x10){

for my $i (0..0xffff){

$j == 0 and (0xD800 <= $i && $i <= 0xDFFF) and next;

$utf8 .= ord($j+$i);

}

for my $major ('UTF-16', 'UTF-32'){

for my $minor ('BE', 'LE'){

my $enc = $major.$minor;

is(decode($enc, encode($enc, $utf8)), $utf8, "$enc RT");

}

}

}

};

#

# CJKT vs. UTF-7

#

use File::Spec;

use File::Basename;

my $dir = dirname(__FILE__);

opendir my $dh, $dir or die "$dir:$!";

my @file = sort grep {/\.utf$/o} readdir $dh;

closedir $dh;

for my $file (@file){

my $path = File::Spec->catfile($dir, $file);

open my $fh, '<', $path or die "$path:$!";

my $content;

if (PerlIO::Layer->find('perlio')){

binmode $fh => ':utf8';

$content = join('' => <$fh>);

}else{ # ugh!

binmode $fh;

$content = join('' => <$fh>);

Encode::_utf8_on($content)

}

close $fh;

is(decode("UTF-7", encode("UTF-7", $content)), $content,

"UTF-7 RT:$file");

}

1;

__END__