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- <?php
- # Copyright (C) 2004 Brion Vibber <brion@pobox.com>
- # http://www.mediawiki.org/
- #
- # This program is free software; you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation; either version 2 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License along
- # with this program; if not, write to the Free Software Foundation, Inc.,
- # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- # http://www.gnu.org/copyleft/gpl.html
- /**
- * Approximate benchmark for some basic operations.
- *
- * @ingroup UtfNormal
- * @access private
- */
- /** */
- if( isset( $_SERVER['argv'] ) && in_array( '--icu', $_SERVER['argv'] ) ) {
- dl( 'php_utfnormal.so' );
- }
- require_once 'UtfNormalUtil.php';
- require_once 'UtfNormal.php';
- define( 'BENCH_CYCLES', 5 );
- if( php_sapi_name() != 'cli' ) {
- die( "Run me from the command line please.\n" );
- }
- $testfiles = array(
- 'testdata/washington.txt' => 'English text',
- 'testdata/berlin.txt' => 'German text',
- 'testdata/bulgakov.txt' => 'Russian text',
- 'testdata/tokyo.txt' => 'Japanese text',
- 'testdata/young.txt' => 'Korean text'
- );
- $normalizer = new UtfNormal;
- UtfNormal::loadData();
- foreach( $testfiles as $file => $desc ) {
- benchmarkTest( $normalizer, $file, $desc );
- }
- # -------
- function benchmarkTest( &$u, $filename, $desc ) {
- print "Testing $filename ($desc)...\n";
- $data = file_get_contents( $filename );
- $forms = array(
- # 'placebo',
- 'cleanUp',
- 'toNFC',
- # 'toNFKC',
- # 'toNFD', 'toNFKD',
- 'NFC',
- # 'NFKC',
- # 'NFD', 'NFKD',
- array( 'fastDecompose', 'fastCombiningSort', 'fastCompose' ),
- # 'quickIsNFC', 'quickIsNFCVerify',
- );
- foreach( $forms as $form ) {
- if( is_array( $form ) ) {
- $str = $data;
- foreach( $form as $step ) {
- $str = benchmarkForm( $u, $str, $step );
- }
- } else {
- benchmarkForm( $u, $data, $form );
- }
- }
- }
- function benchTime(){
- $st = explode( ' ', microtime() );
- return (float)$st[0] + (float)$st[1];
- }
- function benchmarkForm( &$u, &$data, $form ) {
- global $utfCanonicalDecomp;
- #$start = benchTime();
- for( $i = 0; $i < BENCH_CYCLES; $i++ ) {
- $start = benchTime();
- $out = $u->$form( $data, $utfCanonicalDecomp );
- $deltas[] = (benchTime() - $start);
- }
- #$delta = (benchTime() - $start) / BENCH_CYCLES;
- sort( $deltas );
- $delta = $deltas[0]; # Take shortest time
- $rate = intval( strlen( $data ) / $delta );
- $same = (0 == strcmp( $data, $out ) );
- printf( " %20s %6.1fms %12s bytes/s (%s)\n",
- $form,
- $delta*1000.0,
- number_format( $rate ),
- ($same ? 'no change' : 'changed' ) );
- return $out;
- }
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