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<?php
/**
* @file
* @ingroup Benchmark
*/
require_once( dirname( __FILE__ ) . '/Benchmarker.php' );
/**
* This little benchmark executes the regexp used in Language->checkTitleEncoding() and compares its execution time
* against that of mb_check_encoding, if available.
*/
class bench_utf8_title_check extends Benchmarker {
private $canRun;
private $data;
public function __construct() {
parent::__construct();
$this->data = array (
"",
"United States of America", // 7bit ASCII
"S%C3%A9rie%20t%C3%A9l%C3%A9vis%C3%A9e",
"Acteur%7CAlbert%20Robbins%7CAnglais%7CAnn%20Donahue%7CAnthony%20E.%20Zuiker%7CCarol%20Mendelsohn",
// This comes from bug 36839
"Acteur%7CAlbert%20Robbins%7CAnglais%7CAnn%20Donahue%7CAnthony%20E.%20Zuiker%7CCarol%20Mendelsohn%7C"
. "Catherine%20Willows%7CDavid%20Hodges%7CDavid%20Phillips%7CGil%20Grissom%7CGreg%20Sanders%7CHodges%7C"
. "Internet%20Movie%20Database%7CJim%20Brass%7CLady%20Heather%7C"
. "Les%20Experts%20(s%C3%A9rie%20t%C3%A9l%C3%A9vis%C3%A9e)%7CLes%20Experts%20:%20Manhattan%7C"
. "Les%20Experts%20:%20Miami%7CListe%20des%20personnages%20des%20Experts%7C"
. "Liste%20des%20%C3%A9pisodes%20des%20Experts%7CMod%C3%A8le%20discussion:Palette%20Les%20Experts%7C"
. "Nick%20Stokes%7CPersonnage%20de%20fiction%7CPersonnage%20fictif%7CPersonnage%20de%20fiction%7C"
. "Personnages%20r%C3%A9currents%20dans%20Les%20Experts%7CRaymond%20Langston%7CRiley%20Adams%7C"
. "Saison%201%20des%20Experts%7CSaison%2010%20des%20Experts%7CSaison%2011%20des%20Experts%7C"
. "Saison%2012%20des%20Experts%7CSaison%202%20des%20Experts%7CSaison%203%20des%20Experts%7C"
. "Saison%204%20des%20Experts%7CSaison%205%20des%20Experts%7CSaison%206%20des%20Experts%7C"
. "Saison%207%20des%20Experts%7CSaison%208%20des%20Experts%7CSaison%209%20des%20Experts%7C"
. "Sara%20Sidle%7CSofia%20Curtis%7CS%C3%A9rie%20t%C3%A9l%C3%A9vis%C3%A9e%7CWallace%20Langham%7C"
. "Warrick%20Brown%7CWendy%20Simms%7C%C3%89tats-Unis"
);
$this->canRun = function_exists ( 'mb_check_encoding' );
if ( $this->canRun ) {
$this->mDescription = "Benchmark for using a regexp vs. mb_check_encoding to check for UTF-8 encoding.";
mb_internal_encoding( 'UTF-8' );
} else {
$this->mDescription = "CANNOT RUN benchmark using mb_check_encoding: function not available.";
}
}
public function execute() {
if ( !$this->canRun ) {
return;
}
$benchmarks = array();
foreach ($this->data as $val) {
$benchmarks[] = array(
'function' => array( $this, 'use_regexp' ),
'args' => array( rawurldecode ( $val ) )
);
$benchmarks[] = array(
'function' => array( $this, 'use_regexp_non_capturing' ),
'args' => array( rawurldecode ( $val ) )
);
$benchmarks[] = array(
'function' => array( $this, 'use_regexp_once_only' ),
'args' => array( rawurldecode ( $val ) )
);
$benchmarks[] = array(
'function' => array( $this, 'use_mb_check_encoding' ),
'args' => array( rawurldecode ( $val ) )
);
}
$this->bench( $benchmarks );
print $this->getFormattedResults();
}
private $isutf8;
function use_regexp( $s ) {
$this->isutf8 = preg_match( '/^([\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
'[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})+$/', $s );
}
function use_regexp_non_capturing( $s ) {
// Same as above with a non-capturing subgroup.
$this->isutf8 = preg_match( '/^(?:[\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
'[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})+$/', $s );
}
function use_regexp_once_only( $s ) {
// Same as above with a once-only subgroup.
$this->isutf8 = preg_match( '/^(?>[\x00-\x7f]|[\xc0-\xdf][\x80-\xbf]|' .
'[\xe0-\xef][\x80-\xbf]{2}|[\xf0-\xf7][\x80-\xbf]{3})+$/', $s );
}
function use_mb_check_encoding( $s ) {
$this->isutf8 = mb_check_encoding( $s, 'UTF-8' );
}
}
$maintClass = 'bench_utf8_title_check';
require_once( RUN_MAINTENANCE_IF_MAIN );
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