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Diffstat (limited to 'includes/normal/UtfNormalMemStress.php')
-rw-r--r-- | includes/normal/UtfNormalMemStress.php | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/includes/normal/UtfNormalMemStress.php b/includes/normal/UtfNormalMemStress.php deleted file mode 100644 index f133e4d5..00000000 --- a/includes/normal/UtfNormalMemStress.php +++ /dev/null @@ -1,107 +0,0 @@ -<?php -/** - * Approximate benchmark for some basic operations. - * Runs large chunks of text through cleanup with a lowish memory limit, - * to test regression on mem usage (bug 28146) - * - * Copyright © 2004-2011 Brion Vibber <brion@wikimedia.org> - * https://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 - * - * @file - * @ingroup UtfNormal - */ - -if ( PHP_SAPI != 'cli' ) { - die( "Run me from the command line please.\n" ); -} - -if ( isset( $_SERVER['argv'] ) && in_array( '--icu', $_SERVER['argv'] ) ) { - dl( 'php_utfnormal.so' ); -} - -require_once 'UtfNormalDefines.php'; -require_once 'UtfNormalUtil.php'; -require_once 'UtfNormal.php'; - -define( 'BENCH_CYCLES', 1 ); -define( 'BIGSIZE', 1024 * 1024 * 10 ); // 10m -ini_set( 'memory_limit', BIGSIZE + 120 * 1024 * 1024 ); - -$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 ); - $all = $data; - while ( strlen( $all ) < BIGSIZE ) { - $all .= $all; - } - $data = $all; - echo "Data is " . strlen( $data ) . " bytes.\n"; - $forms = array( - 'quickIsNFCVerify', - 'cleanUp', - ); - - foreach ( $forms as $form ) { - if ( is_array( $form ) ) { - $str = $data; - foreach ( $form as $step ) { - $str = benchmarkForm( $u, $str, $step ); - } - } else { - benchmarkForm( $u, $data, $form ); - } - } -} - -function benchmarkForm( &$u, &$data, $form ) { - #$start = microtime( true ); - for ( $i = 0; $i < BENCH_CYCLES; $i++ ) { - $start = microtime( true ); - $out = $u->$form( $data, UtfNormal::$utfCanonicalDecomp ); - $deltas[] = ( microtime( true ) - $start ); - } - #$delta = (microtime( true ) - $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; -} |