benchmarkTidy.php

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<?php

use MediaWiki\MediaWikiServices;

require __DIR__ . '/Benchmarker.php';

class BenchmarkTidy extends Benchmarker {
    public function __construct() {
        parent::__construct();
        $this->addOption( 'file', 'Path to file containing the input text', false, true );
        $this->addOption( 'driver', 'The Tidy driver name, or false to use the configured instance',
            false,  true );
        $this->addOption( 'tidy-config', 'JSON encoded value for the tidy configuration array',
            false, true );
    }

    public function execute() {
        $file = $this->getOption( 'file', __DIR__ . '/tidy/australia-untidy.html.gz' );
        $html = $this->loadFile( $file );
        if ( $html === false ) {
            $this->fatalError( "Unable to open input file" );
        }
        if ( $this->hasOption( 'driver' ) || $this->hasOption( 'tidy-config' ) ) {
            $config = json_decode( $this->getOption( 'tidy-config', '{}' ), true );
            if ( !is_array( $config ) ) {
                $this->fatalError( "Invalid JSON tidy config" );
            }
            $config += [ 'driver' => $this->getOption( 'driver', 'RemexHtml' ) ];
            $driver = MWTidy::factory( $config );
        } else {
            $driver = MWTidy::singleton();
            if ( !$driver ) {
                $this->fatalError( "Tidy disabled or not installed" );
            }
        }

        $this->benchmark( $driver, $html );
    }

    private function benchmark( $driver, $html ) {
        $contLang = MediaWikiServices::getInstance()->getContentLanguage();
        $times = [];
        $innerCount = 10;
        $outerCount = 10;
        for ( $j = 1; $j <= $outerCount; $j++ ) {
            $t = microtime( true );
            for ( $i = 0; $i < $innerCount; $i++ ) {
                $driver->tidy( $html );
                print $contLang->formatSize( memory_get_usage( true ) ) . "\n";
            }
            $t = ( ( microtime( true ) - $t ) / $innerCount ) * 1000;
            $times[] = $t;
            print "Run $j: $t\n";
        }
        print "\n";

        sort( $times, SORT_NUMERIC );
        $n = $outerCount;
        $min = $times[0];
        $max = end( $times );
        if ( $n % 2 ) {
            // @phan-suppress-next-line PhanTypeMismatchDimFetch
            $median = $times[ ( $n - 1 ) / 2 ];
        } else {
            $median = ( $times[$n / 2] + $times[$n / 2 - 1] ) / 2;
        }
        $mean = array_sum( $times ) / $n;

        print "Minimum: $min ms\n";
        print "Median: $median ms\n";
        print "Mean: $mean ms\n";
        print "Maximum: $max ms\n";
        print "Memory usage: " . $contLang->formatSize( memory_get_usage( true ) ) . "\n";
        print "Peak memory usage: " .
            $contLang->formatSize( memory_get_peak_usage( true ) ) . "\n";
    }
}

$maintClass = BenchmarkTidy::class;
require RUN_MAINTENANCE_IF_MAIN;