includes/normal/UtfNormalTest.php

   1 <?php
   2 # Copyright (C) 2004 Brion Vibber <brion@pobox.com>
   3 # http://www.mediawiki.org/
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License along
  16 # with this program; if not, write to the Free Software Foundation, Inc.,
  17 # 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18 # http://www.gnu.org/copyleft/gpl.html
  19
  20 /**
  21  * Implements the conformance test at:
  22  * http://www.unicode.org/Public/UNIDATA/NormalizationTest.txt
  23  * @package MediaWiki
  24  */
  25
  26 /** */
  27 $verbose = true;
  28 #define( 'PRETTY_UTF8', true );
  29
  30 if( defined( 'PRETTY_UTF8' ) ) {
  31         function pretty( $string ) {
  32                 return preg_replace( '/([\x00-\xff])/e',
  33                         'sprintf("%02X", ord("$1"))',
  34                         $string );
  35         }
  36 } else {
  37         /**
  38          * @ignore
  39          */
  40         function pretty( $string ) {
  41                 return trim( preg_replace( '/(.)/use',
  42                         'sprintf("%04X ", utf8ToCodepoint("$1"))',
  43                         $string ) );
  44         }
  45 }
  46
  47 if( isset( $_SERVER['argv'] ) && in_array( '--icu', $_SERVER['argv'] ) ) {
  48         dl( 'php_utfnormal.so' );
  49 }
  50
  51 require_once 'UtfNormalUtil.php';
  52 require_once 'UtfNormal.php';
  53
  54 if( php_sapi_name() != 'cli' ) {
  55         die( "Run me from the command line please.\n" );
  56 }
  57
  58 $in = fopen("NormalizationTest.txt", "rt");
  59 if( !$in ) {
  60         print "Couldn't open NormalizationTest.txt -- can't run tests.\n";
  61         print "If necessary, manually download this file. It can be obtained at\n";
  62         print "http://www.unicode.org/Public/UNIDATA/NormalizationTest.txt";
  63         exit(-1);
  64 }
  65
  66 $normalizer = new UtfNormal;
  67
  68 $total = 0;
  69 $success = 0;
  70 $failure = 0;
  71 $ok = true;
  72 $testedChars = array();
  73 while( false !== ( $line = fgets( $in ) ) ) {
  74         list( $data, $comment ) = explode( '#', $line );
  75         if( $data === '' ) continue;
  76         if( preg_match( '/@Part([\d])/', $data, $matches ) ) {
  77                 if( $matches[1] > 0 ) {
  78                         $ok = reportResults( $total, $success, $failure ) && $ok;
  79                 }
  80                 print "Part {$matches[1]}: $comment";
  81                 continue;
  82         }
  83
  84         $columns = array_map( "hexSequenceToUtf8", explode( ";", $data ) );
  85         array_unshift( $columns, '' );
  86
  87         $testedChars[$columns[1]] = true;
  88         $total++;
  89         if( testNormals( $normalizer, $columns, $comment ) ) {
  90                 $success++;
  91         } else {
  92                 $failure++;
  93                 # print "FAILED: $comment";
  94         }
  95         if( $total % 100 == 0 ) print "$total ";
  96 }
  97 fclose( $in );
  98
  99 $ok = reportResults( $total, $success, $failure ) && $ok;
 100
 101 $in = fopen("UnicodeData.txt", "rt" );
 102 if( !$in ) {
 103         print "Can't open UnicodeData.txt for reading.\n";
 104         print "If necessary, fetch this file from the internet:\n";
 105         print "http://www.unicode.org/Public/UNIDATA/UnicodeData.txt\n";
 106         exit(-1);
 107 }
 108 print "Now testing invariants...\n";
 109 while( false !== ($line = fgets( $in ) ) ) {
 110         $cols = explode( ';', $line );
 111         $char = codepointToUtf8( hexdec( $cols[0] ) );
 112         $desc = $cols[0] . ": " . $cols[1];
 113         if( $char === "\x00" || $char >= UTF8_SURROGATE_FIRST && $char <= UTF8_SURROGATE_LAST ) {
 114                 # Can't check NULL with the ICU plugin, as null bytes fail in C land.
 115                 # Surrogates are illegal on their own or in UTF-8, ignore.
 116                 continue;
 117         }
 118         if( empty( $testedChars[$char] ) ) {
 119                 $total++;
 120                 if( testInvariant( $normalizer, $char, $desc ) ) {
 121                         $success++;
 122                 } else {
 123                         $failure++;
 124                 }
 125                 if( $total % 100 == 0 ) print "$total ";
 126         }
 127 }
 128 fclose( $in );
 129
 130 $ok = reportResults( $total, $success, $failure ) && $ok;
 131
 132 if( $ok ) {
 133         print "TEST SUCCEEDED!\n";
 134         exit(0);
 135 } else {
 136         print "TEST FAILED!\n";
 137         exit(-1);
 138 }
 139
 140 ## ------
 141
 142 function reportResults( &$total, &$success, &$failure ) {
 143         $percSucc = IntVal( $success * 100 / $total );
 144         $percFail = IntVal( $failure * 100 / $total );
 145         print "\n";
 146         print "$success tests successful ($percSucc%)\n";
 147         print "$failure tests failed ($percFail%)\n\n";
 148         $ok = ($success > 0 && $failure == 0);
 149         $total = 0;
 150         $success = 0;
 151         $failure = 0;
 152         return $ok;
 153 }
 154
 155 function testNormals( &$u, $c, $comment, $reportFailure = false ) {
 156         $result = testNFC( $u, $c, $comment, $reportFailure );
 157         $result = testNFD( $u, $c, $comment, $reportFailure ) && $result;
 158         $result = testNFKC( $u, $c, $comment, $reportFailure ) && $result;
 159         $result = testNFKD( $u, $c, $comment, $reportFailure ) && $result;
 160
 161         global $verbose;
 162         if( $verbose && !$result && !$reportFailure ) {
 163                 print $comment;
 164                 testNormals( $u, $c, $comment, true );
 165         }
 166         return $result;
 167 }
 168
 169 function verbosify( $a, $b, $col, $form, $verbose ) {
 170         #$result = ($a === $b);
 171         $result = (strcmp( $a, $b ) == 0);
 172         if( $verbose ) {
 173                 $aa = pretty( $a );
 174                 $bb = pretty( $b );
 175                 $ok = $result ? "succeed" : " failed";
 176                 $eq = $result ? "==" : "!=";
 177                 print "  $ok $form c$col '$aa' $eq '$bb'\n";
 178         }
 179         return $result;
 180 }
 181
 182 function testNFC( &$u, $c, $comment, $verbose ) {
 183         $result = verbosify( $c[2], $u->toNFC( $c[1] ), 1, 'NFC', $verbose );
 184         $result = verbosify( $c[2], $u->toNFC( $c[2] ), 2, 'NFC', $verbose ) && $result;
 185         $result = verbosify( $c[2], $u->toNFC( $c[3] ), 3, 'NFC', $verbose ) && $result;
 186         $result = verbosify( $c[4], $u->toNFC( $c[4] ), 4, 'NFC', $verbose ) && $result;
 187         $result = verbosify( $c[4], $u->toNFC( $c[5] ), 5, 'NFC', $verbose ) && $result;
 188         return $result;
 189 }
 190
 191 function testNFD( &$u, $c, $comment, $verbose ) {
 192         $result = verbosify( $c[3], $u->toNFD( $c[1] ), 1, 'NFD', $verbose );
 193         $result = verbosify( $c[3], $u->toNFD( $c[2] ), 2, 'NFD', $verbose ) && $result;
 194         $result = verbosify( $c[3], $u->toNFD( $c[3] ), 3, 'NFD', $verbose ) && $result;
 195         $result = verbosify( $c[5], $u->toNFD( $c[4] ), 4, 'NFD', $verbose ) && $result;
 196         $result = verbosify( $c[5], $u->toNFD( $c[5] ), 5, 'NFD', $verbose ) && $result;
 197         return $result;
 198 }
 199
 200 function testNFKC( &$u, $c, $comment, $verbose ) {
 201         $result = verbosify( $c[4], $u->toNFKC( $c[1] ), 1, 'NFKC', $verbose );
 202         $result = verbosify( $c[4], $u->toNFKC( $c[2] ), 2, 'NFKC', $verbose ) && $result;
 203         $result = verbosify( $c[4], $u->toNFKC( $c[3] ), 3, 'NFKC', $verbose ) && $result;
 204         $result = verbosify( $c[4], $u->toNFKC( $c[4] ), 4, 'NFKC', $verbose ) && $result;
 205         $result = verbosify( $c[4], $u->toNFKC( $c[5] ), 5, 'NFKC', $verbose ) && $result;
 206         return $result;
 207 }
 208
 209 function testNFKD( &$u, $c, $comment, $verbose ) {
 210         $result = verbosify( $c[5], $u->toNFKD( $c[1] ), 1, 'NFKD', $verbose );
 211         $result = verbosify( $c[5], $u->toNFKD( $c[2] ), 2, 'NFKD', $verbose ) && $result;
 212         $result = verbosify( $c[5], $u->toNFKD( $c[3] ), 3, 'NFKD', $verbose ) && $result;
 213         $result = verbosify( $c[5], $u->toNFKD( $c[4] ), 4, 'NFKD', $verbose ) && $result;
 214         $result = verbosify( $c[5], $u->toNFKD( $c[5] ), 5, 'NFKD', $verbose ) && $result;
 215         return $result;
 216 }
 217
 218 function testInvariant( &$u, $char, $desc, $reportFailure = false ) {
 219         $result = verbosify( $char, $u->toNFC( $char ), 1, 'NFC', $reportFailure );
 220         $result = verbosify( $char, $u->toNFD( $char ), 1, 'NFD', $reportFailure ) && $result;
 221         $result = verbosify( $char, $u->toNFKC( $char ), 1, 'NFKC', $reportFailure ) && $result;
 222         $result = verbosify( $char, $u->toNFKD( $char ), 1, 'NFKD', $reportFailure ) && $result;
 223         global $verbose;
 224         if( $verbose && !$result && !$reportFailure ) {
 225                 print $desc;
 226                 testInvariant( $u, $char, $desc, true );
 227         }
 228         return $result;
 229 }
 230
 231 ?>