diff options
author | Pierre Schmitz <pierre@archlinux.de> | 2006-10-11 18:12:39 +0000 |
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committer | Pierre Schmitz <pierre@archlinux.de> | 2006-10-11 18:12:39 +0000 |
commit | 183851b06bd6c52f3cae5375f433da720d410447 (patch) | |
tree | a477257decbf3360127f6739c2f9d0ec57a03d39 /includes/normal/UtfNormalBench.php |
MediaWiki 1.7.1 wiederhergestellt
Diffstat (limited to 'includes/normal/UtfNormalBench.php')
-rw-r--r-- | includes/normal/UtfNormalBench.php | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/includes/normal/UtfNormalBench.php b/includes/normal/UtfNormalBench.php new file mode 100644 index 00000000..a5eb267e --- /dev/null +++ b/includes/normal/UtfNormalBench.php @@ -0,0 +1,107 @@ +<?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. + * + * @package 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/sociology.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 %8d bytes/s (%s)\n", $form, $delta*1000.0, $rate, ($same ? 'no change' : 'changed' ) ); + return $out; +} + +?> |