165 lines
3.8 KiB
PHP
165 lines
3.8 KiB
PHP
<?php
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namespace SMW\Tests\Benchmark;
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use MediaWiki\MediaWikiServices;
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use RuntimeException;
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use SMW\Tests\Utils\PageCreator;
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use SMW\Tests\Utils\PageReader;
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/**
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* @group semantic-mediawiki-benchmark
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*
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* @license GPL-2.0-or-later
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* @since 2.5
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*
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* @author mwjames
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*/
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class PageContentCopyBenchmarkRunner {
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/**
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* @var PageImportBenchmarkRunner
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*/
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private $pageImportBenchmarkRunner;
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/**
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* @var Benchmarker
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*/
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private $benchmarker;
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/**
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* @var PageCreator
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*/
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private $pageCreator;
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/**
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* @var PageReader
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*/
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private $pageReader;
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/**
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* @var array
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*/
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private $benchmarkReport = [];
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/**
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* @var int|count
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*/
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private $copyCount = null;
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/**
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* @since 2.5
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*
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* @param PageImportBenchmarkRunner $pageImportBenchmarkRunner
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* @param Benchmarker $benchmarker
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* @param PageCreator $pageCreator
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* @param PageReader $pageReader
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*/
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public function __construct( PageImportBenchmarkRunner $pageImportBenchmarkRunner, Benchmarker $benchmarker, PageCreator $pageCreator, PageReader $pageReader ) {
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$this->pageImportBenchmarkRunner = $pageImportBenchmarkRunner;
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$this->benchmarker = $benchmarker;
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$this->pageCreator = $pageCreator;
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$this->pageReader = $pageReader;
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}
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/**
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* @since 2.5
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*
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* @param array
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*/
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public function getBenchmarkReport() {
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return $this->benchmarkReport;
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}
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/**
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* @since 2.5
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*
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* @param int|null $copyCount
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*/
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public function setCopyCount( $copyCount = null ) {
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$this->copyCount = $copyCount;
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}
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/**
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* @since 2.5
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*
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* @param array $case
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*/
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public function run( array $case ) {
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$this->benchmarkReport = [];
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$this->benchmarker->clear();
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$start = microtime( true );
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$this->pageImportBenchmarkRunner->run( $case );
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$importBenchmarkReport = $this->pageImportBenchmarkRunner->getBenchmarkReport();
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if ( !isset( $case['copyFrom'] ) ) {
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throw new RuntimeException( 'Copy title is not available.' );
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}
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if ( !isset( $case['copyCount'] ) ) {
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throw new RuntimeException( 'Copy count is not available.' );
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}
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$titleFactory = MediaWikiServices::getInstance()->getTitleFactory();
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$copyFrom = $titleFactory->newFromText( $case['copyFrom'] );
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if ( !$copyFrom->exists() ) {
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throw new RuntimeException( $case['copyFrom'] . ' is not available or readable for the copy process.' );
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}
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if ( !$this->canOverrideCount( $case ) ) {
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$this->copyCount = $case['copyCount'];
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}
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$copyMemory = $this->doCopy( $copyFrom, $case );
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$this->benchmarkReport = [
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'type' => $case['type'],
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'source' => $case['name'],
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'import' => [
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'memory' => $importBenchmarkReport['memory'],
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'time' => $importBenchmarkReport['time']
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],
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'copy' => [
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'copyFrom' => $case['copyFrom'],
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'copyCount' => $this->copyCount,
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'memory' => $copyMemory,
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'time' => [
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'sum' => $this->benchmarker->getSum(),
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'mean' => $this->benchmarker->getMean(),
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'sd' => $this->benchmarker->getStandardDeviation(),
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'norm' => $this->benchmarker->getNormalizedValueBy( $this->copyCount )
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]
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],
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'time' => microtime( true ) - $start
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];
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}
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private function doCopy( $copyFrom, array $case ) {
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$copyText = $this->pageReader->getContentAsText( $copyFrom );
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$copyName = 'BenchmarkCopy-' . $copyFrom->getText();
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$memoryBefore = memory_get_peak_usage( false );
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$titleFactory = MediaWikiServices::getInstance()->getTitleFactory();
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for ( $i = 0; $i < $this->copyCount; $i++ ) {
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$start = microtime( true );
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$this->pageCreator->createPage(
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$titleFactory->newFromText( $copyName . '-' . $i ),
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$copyText
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);
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$this->benchmarker->addBenchmarkPoint( microtime( true ) - $start );
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}
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return memory_get_peak_usage( false ) - $memoryBefore;
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}
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private function canOverrideCount( $case ) {
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return isset( $case['canOverrideCopyCount'] ) && $case['canOverrideCopyCount'] && $this->copyCount !== null;
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}
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}
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