includes/normal/UtfNormalBench.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 require_once 'UtfNormalUtil.php';
  21 require_once 'UtfNormal.php';
  22
  23 if( php_sapi_name() != 'cli' ) {
  24         die( "Run me from the command line please.\n" );
  25 }
  26
  27 $testfiles = array(
  28         'testdata/washington.txt' => 'English text',
  29         'testdata/berlin.txt' => 'German text',
  30         'testdata/tokyo.txt' => 'Japanese text',
  31         'testdata/byzantium.txt' => 'Korean text'
  32 );
  33 $normalizer = new UtfNormal;
  34 foreach( $testfiles as $file => $desc ) {
  35         benchmarkTest( $normalizer, $file, $desc );
  36 }
  37
  38 # -------
  39
  40 function benchmarkTest( &$u, $filename, $desc ) {
  41         print "Testing $filename ($desc)...\n";
  42         $data = file_get_contents( $filename );
  43         $forms = array( 'placebo',
  44                 'fastDecompose', 'fastCombiningSort', 'fastCompose',
  45                 'toNFD', 'toNFKD', 'toNFC', 'toNFKC',
  46                 'NFD', 'NFKD', 'NFC', 'NFKC' );
  47         foreach( $forms as $form ) {
  48                 benchmarkForm( $u, $data, $form );
  49         }
  50 }
  51
  52 function benchTime(){
  53         $st = explode( ' ', microtime() );
  54         return (float)$st[0] + (float)$st[1];
  55 }
  56
  57 function benchmarkForm( &$u, &$data, $form ) {
  58         global $utfCanonicalDecomp;
  59         $start = benchTime();
  60         $out = $u->$form( $data, $utfCanonicalDecomp );
  61         $delta = benchTime() - $start;
  62         $same = (0 == strcmp( $data, $out ) );
  63
  64         printf( " %4s %1.4fs (%s)\n", $form, $delta, ($same ? 'no change' : 'changed' ) );
  65 }
  66
  67 ?>