1BEGIN { 2 require Config; import Config; 3 if ($Config{'extensions'} !~ /\bEncode\b/) { 4 print "1..0 # Skip: Encode was not built\n"; 5 exit 0; 6 } 7 if (ord("A") == 193) { 8 print "1..0 # Skip: EBCDIC\n"; 9 exit 0; 10 } 11 $| = 1; 12} 13 14use strict; 15use File::Basename; 16use File::Spec; 17use Encode qw(decode encode find_encoding _utf8_off); 18 19#use Test::More qw(no_plan); 20use Test::More tests => 30; 21use_ok("Encode::Guess"); 22{ 23 no warnings; 24 $Encode::Guess::DEBUG = shift || 0; 25} 26 27my $ascii = join('' => map {chr($_)}(0x21..0x7e)); 28my $latin1 = join('' => map {chr($_)}(0xa1..0xfe)); 29my $utf8on = join('' => map {chr($_)}(0x3000..0x30fe)); 30my $utf8off = $utf8on; _utf8_off($utf8off); 31my $utf16 = encode('UTF-16', $utf8on); 32my $utf32 = encode('UTF-32', $utf8on); 33 34like(guess_encoding(''), qr/empty string/io, 'empty string'); 35is(guess_encoding($ascii)->name, 'ascii', 'ascii'); 36like(guess_encoding($latin1), qr/No appropriate encoding/io, 'no ascii'); 37is(guess_encoding($latin1, 'latin1')->name, 'iso-8859-1', 'iso-8859-1'); 38is(guess_encoding($utf8on)->name, 'utf8', 'utf8 w/ flag'); 39is(guess_encoding($utf8off)->name, 'utf8', 'utf8 w/o flag'); 40is(guess_encoding($utf16)->name, 'UTF-16', 'UTF-16'); 41is(guess_encoding($utf32)->name, 'UTF-32', 'UTF-32'); 42 43my $jisx0201 = File::Spec->catfile(dirname(__FILE__), 'jisx0201.utf'); 44my $jisx0208 = File::Spec->catfile(dirname(__FILE__), 'jisx0208.utf'); 45my $jisx0212 = File::Spec->catfile(dirname(__FILE__), 'jisx0212.utf'); 46 47open my $fh, $jisx0208 or die "$jisx0208: $!"; 48binmode($fh); 49$utf8off = join('' => <$fh>); 50close $fh; 51$utf8on = decode('utf8', $utf8off); 52 53my @jp = qw(7bit-jis shiftjis euc-jp); 54 55Encode::Guess->set_suspects(@jp); 56 57for my $jp (@jp){ 58 my $test = encode($jp, $utf8on); 59 is(guess_encoding($test)->name, $jp, "JP:$jp"); 60} 61 62is (decode('Guess', encode('euc-jp', $utf8on)), $utf8on, "decode('Guess')"); 63eval{ encode('Guess', $utf8on) }; 64like($@, qr/not defined/io, "no encode()"); 65 66my %CJKT = 67 ( 68 'euc-cn' => File::Spec->catfile(dirname(__FILE__), 'gb2312.utf'), 69 'euc-jp' => File::Spec->catfile(dirname(__FILE__), 'jisx0208.utf'), 70 'euc-kr' => File::Spec->catfile(dirname(__FILE__), 'ksc5601.utf'), 71 'big5-eten' => File::Spec->catfile(dirname(__FILE__), 'big5-eten.utf'), 72); 73 74Encode::Guess->set_suspects(keys %CJKT); 75 76for my $name (keys %CJKT){ 77 open my $fh, $CJKT{$name} or die "$CJKT{$name}: $!"; 78 binmode($fh); 79 $utf8off = join('' => <$fh>); 80 close $fh; 81 82 my $test = encode($name, decode('utf8', $utf8off)); 83 is(guess_encoding($test)->name, $name, "CJKT:$name"); 84} 85 86my $ambiguous = "\x{5c0f}\x{98fc}\x{5f3e}"; 87my $english = "The quick brown fox jumps over the black lazy dog."; 88for my $utf (qw/UTF-16 UTF-32/){ 89 for my $bl (qw/BE LE/){ 90 my $test = encode("$utf$bl" => $english); 91 is(guess_encoding($test)->name, "$utf$bl", "$utf$bl"); 92 } 93} 94for my $bl (qw/BE LE/){ 95 my $test = encode("UTF-16$bl" => $ambiguous); 96 my $result = guess_encoding($test); 97 ok(! ref($result), "UTF-16$bl:$result"); 98} 99 100 101 102Encode::Guess->set_suspects(); 103for my $jp (@jp){ 104 # intentionally set $1 a priori -- see Changes 105 my $test = "English"; 106 '$1' =~ m/^(.*)/o; 107 is(guess_encoding($test, ($jp))->name, 'ascii', 108 "ascii vs $jp (\$1 messed)"); 109 $test = encode($jp, $test . "\n\x{65e5}\x{672c}\x{8a9e}"); 110 is(guess_encoding($test, ($jp))->name, 111 $jp, "$jp vs ascii (\$1 messed)"); 112} 113 114__END__; 115