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<?php
namespace SMW\Tests\Benchmark;
use RuntimeException;
use SMW\MediaWiki\JobFactory;
use SMW\Tests\Utils\Runners\JobQueueRunner;
use Title;
/**
* @group semantic-mediawiki-benchmark
*
* @license GNU GPL v2+
* @since 2.5
*
* @author mwjames
*/
class JobQueueBenchmarkRunner implements BenchmarkReporter {
/**
* @var JobFactory
*/
private $jobFactory;
/**
* @var JobQueueRunner
*/
private $jobQueueRunner;
/**
* @var Benchmarker
*/
private $benchmarker;
/**
* @var array
*/
private $benchmarkReport = [];
/**
* @var string
*/
private $testCaseLocation;
/**
* @since 2.5
*
* @param JobFactory $jobFactory
* @param JobQueueRunner $jobQueueRunner
* @param Benchmarker $benchmarker
*/
public function __construct( JobFactory $jobFactory, JobQueueRunner $jobQueueRunner, Benchmarker $benchmarker ) {
$this->jobFactory = $jobFactory;
$this->jobQueueRunner = $jobQueueRunner;
$this->benchmarker = $benchmarker;
}
/**
* @since 2.5
*
* @param array
*/
public function getBenchmarkReport() {
return $this->benchmarkReport;
}
/**
* @since 2.5
*
* @param array $case
*/
public function run( array $case ) {
$this->benchmarkReport = [];
$this->benchmarker->clear();
if ( !isset( $case['job'] ) ) {
throw new RuntimeException( 'No job name is available.' );
}
if ( !isset( $case['repetitionCount'] ) ) {
throw new RuntimeException( 'No repetitionCount is available.' );
}
$job = $this->jobFactory->newByType(
$case['job'],
Title::newFromText( __METHOD__ . $case['job'] )
);
$job->insert();
$this->doRunJob( $case );
}
private function doRunJob( array $case ) {
$this->jobQueueRunner->setType( $case['job'] );
$memoryBefore = memory_get_peak_usage( false );
for ( $i = 0; $i < $case['repetitionCount']; $i++ ) {
$start = microtime( true );
$this->jobQueueRunner->run();
$this->benchmarker->addBenchmarkPoint(
microtime( true ) - $start
);
}
$this->benchmarkReport = [
'type' => $case['type'],
'case' => $case['job'],
'repetitionCount' => $case['repetitionCount'],
'memory' => memory_get_peak_usage( false ) - $memoryBefore,
'time' => [
'sum' => $this->benchmarker->getSum(),
'mean' => $this->benchmarker->getMean(),
'sd' => $this->benchmarker->getStandardDeviation(),
'norm' => $this->benchmarker->getNormalizedValueBy( $case['repetitionCount'] )
]
];
}
}
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