summaryrefslogtreecommitdiff
path: root/includes/normal/UtfNormalMemStress.php
diff options
context:
space:
mode:
authorPierre Schmitz <pierre@archlinux.de>2015-06-04 07:31:04 +0200
committerPierre Schmitz <pierre@archlinux.de>2015-06-04 07:58:39 +0200
commitf6d65e533c62f6deb21342d4901ece24497b433e (patch)
treef28adf0362d14bcd448f7b65a7aaf38650f923aa /includes/normal/UtfNormalMemStress.php
parentc27b2e832fe25651ef2410fae85b41072aae7519 (diff)
Update to MediaWiki 1.25.1
Diffstat (limited to 'includes/normal/UtfNormalMemStress.php')
-rw-r--r--includes/normal/UtfNormalMemStress.php107
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;
-}