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authorPierre Schmitz <pierre@archlinux.de>2006-10-11 18:12:39 +0000
committerPierre Schmitz <pierre@archlinux.de>2006-10-11 18:12:39 +0000
commit183851b06bd6c52f3cae5375f433da720d410447 (patch)
treea477257decbf3360127f6739c2f9d0ec57a03d39 /includes/normal/UtfNormalBench.php
MediaWiki 1.7.1 wiederhergestellt
Diffstat (limited to 'includes/normal/UtfNormalBench.php')
-rw-r--r--includes/normal/UtfNormalBench.php107
1 files changed, 107 insertions, 0 deletions
diff --git a/includes/normal/UtfNormalBench.php b/includes/normal/UtfNormalBench.php
new file mode 100644
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+++ b/includes/normal/UtfNormalBench.php
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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.
+ *
+ * @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;
+}
+
+?>