/maintenance/preprocessorFuzzTest.php
PHP | 237 lines | 189 code | 23 blank | 25 comment | 28 complexity | 8278afdd8376d8121e2c1f732af3cd71 MD5 | raw file
Possible License(s): GPL-2.0, LGPL-3.0
- <?php
- /**
- * @file
- * @ingroup Maintenance
- */
- require_once( dirname( __FILE__ ). '/../maintenance/commandLine.inc' );
- $wgHooks['BeforeParserFetchTemplateAndtitle'][] = 'PPFuzzTester::templateHook';
- class PPFuzzTester {
- var $hairs = array(
- '[[', ']]', '{{', '{{', '}}', '}}', '{{{', '}}}',
- '<', '>', '<nowiki', '<gallery', '</nowiki>', '</gallery>', '<nOwIkI>', '</NoWiKi>',
- '<!--' , '-->',
- "\n==", "==\n",
- '|', '=', "\n", ' ', "\t", "\x7f",
- '~~', '~~~', '~~~~', 'subst:',
- 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j',
- 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't',
- // extensions
- //'<ref>', '</ref>', '<references/>',
- );
- var $minLength = 0;
- var $maxLength = 20;
- var $maxTemplates = 5;
- //var $outputTypes = array( 'OT_HTML', 'OT_WIKI', 'OT_PREPROCESS' );
- var $entryPoints = array( 'testSrvus', 'testPst', 'testPreprocess' );
- var $verbose = false;
- static $currentTest = false;
- function execute() {
- if ( !file_exists( 'results' ) ) {
- mkdir( 'results' );
- }
- if ( !is_dir( 'results' ) ) {
- echo "Unable to create 'results' directory\n";
- exit( 1 );
- }
- $overallStart = microtime( true );
- $reportInterval = 1000;
- for ( $i = 1; true; $i++ ) {
- $t = -microtime( true );
- try {
- self::$currentTest = new PPFuzzTest( $this );
- self::$currentTest->execute();
- $passed = 'passed';
- } catch ( MWException $e ) {
- $testReport = self::$currentTest->getReport();
- $exceptionReport = $e->getText();
- $hash = md5( $testReport );
- file_put_contents( "results/ppft-$hash.in", serialize( self::$currentTest ) );
- file_put_contents( "results/ppft-$hash.fail",
- "Input:\n$testReport\n\nException report:\n$exceptionReport\n" );
- print "Test $hash failed\n";
- $passed = 'failed';
- }
- $t += microtime( true );
- if ( $this->verbose ) {
- printf( "Test $passed in %.3f seconds\n", $t );
- print self::$currentTest->getReport();
- }
- $reportMetric = ( microtime( true ) - $overallStart ) / $i * $reportInterval;
- if ( $reportMetric > 25 ) {
- if ( substr( $reportInterval, 0, 1 ) === '1' ) {
- $reportInterval /= 2;
- } else {
- $reportInterval /= 5;
- }
- } elseif ( $reportMetric < 4 ) {
- if ( substr( $reportInterval, 0, 1 ) === '1' ) {
- $reportInterval *= 5;
- } else {
- $reportInterval *= 2;
- }
- }
- if ( $i % $reportInterval == 0 ) {
- print "$i tests done\n";
- /*
- $testReport = self::$currentTest->getReport();
- $filename = 'results/ppft-' . md5( $testReport ) . '.pass';
- file_put_contents( $filename, "Input:\n$testReport\n" );*/
- }
- }
- wfLogProfilingData();
- }
- function makeInputText( $max = false ) {
- if ( $max === false ) {
- $max = $this->maxLength;
- }
- $length = mt_rand( $this->minLength, $max );
- $s = '';
- for ( $i = 0; $i < $length; $i++ ) {
- $hairIndex = mt_rand( 0, count( $this->hairs ) - 1 );
- $s .= $this->hairs[$hairIndex];
- }
- // Send through the UTF-8 normaliser
- // This resolves a few differences between the old preprocessor and the
- // XML-based one, which doesn't like illegals and converts line endings.
- // It's done by the MW UI, so it's a reasonably legitimate thing to do.
- $s = UtfNormal::cleanUp( $s );
- return $s;
- }
- function makeTitle() {
- return Title::newFromText( mt_rand( 0, 1000000 ), mt_rand( 0, 10 ) );
- }
- /*
- function pickOutputType() {
- $count = count( $this->outputTypes );
- return $this->outputTypes[ mt_rand( 0, $count - 1 ) ];
- }*/
- function pickEntryPoint() {
- $count = count( $this->entryPoints );
- return $this->entryPoints[ mt_rand( 0, $count - 1 ) ];
- }
- }
- class PPFuzzTest {
- var $templates, $mainText, $title, $entryPoint, $output;
- function __construct( $tester ) {
- global $wgMaxSigChars;
- $this->parent = $tester;
- $this->mainText = $tester->makeInputText();
- $this->title = $tester->makeTitle();
- //$this->outputType = $tester->pickOutputType();
- $this->entryPoint = $tester->pickEntryPoint();
- $this->nickname = $tester->makeInputText( $wgMaxSigChars + 10);
- $this->fancySig = (bool)mt_rand( 0, 1 );
- $this->templates = array();
- }
- function templateHook( $title ) {
- $titleText = $title->getPrefixedDBkey();
-
- if ( !isset( $this->templates[$titleText] ) ) {
- $finalTitle = $title;
- if ( count( $this->templates ) >= $this->parent->maxTemplates ) {
- // Too many templates
- $text = false;
- } else {
- if ( !mt_rand( 0, 1 ) ) {
- // Redirect
- $finalTitle = $this->parent->makeTitle();
- }
- if ( !mt_rand( 0, 5 ) ) {
- // Doesn't exist
- $text = false;
- } else {
- $text = $this->parent->makeInputText();
- }
- }
- $this->templates[$titleText] = array(
- 'text' => $text,
- 'finalTitle' => $finalTitle );
- }
- return $this->templates[$titleText];
- }
- function execute() {
- global $wgParser, $wgUser;
- $wgUser = new PPFuzzUser;
- $wgUser->mName = 'Fuzz';
- $wgUser->mFrom = 'name';
- $wgUser->ppfz_test = $this;
- $options = new ParserOptions;
- $options->setTemplateCallback( array( $this, 'templateHook' ) );
- $options->setTimestamp( wfTimestampNow() );
- $this->output = call_user_func( array( $wgParser, $this->entryPoint ), $this->mainText, $this->title->getPrefixedText(), $options );
- return $this->output;
- }
- function getReport() {
- $s = "Title: " . $this->title->getPrefixedDBkey() . "\n" .
- // "Output type: {$this->outputType}\n" .
- "Entry point: {$this->entryPoint}\n" .
- "User: " . ( $this->fancySig ? 'fancy' : 'no-fancy' ) . ' ' . var_export( $this->nickname, true ) . "\n" .
- "Main text: " . var_export( $this->mainText, true ) . "\n";
- foreach ( $this->templates as $titleText => $template ) {
- $finalTitle = $template['finalTitle'];
- if ( $finalTitle != $titleText ) {
- $s .= "[[$titleText]] -> [[$finalTitle]]: " . var_export( $template['text'], true ) . "\n";
- } else {
- $s .= "[[$titleText]]: " . var_export( $template['text'], true ) . "\n";
- }
- }
- $s .= "Output: " . var_export( $this->output, true ) . "\n";
- return $s;
- }
- }
- class PPFuzzUser extends User {
- var $ppfz_test;
- function load() {
- if ( $this->mDataLoaded ) {
- return;
- }
- $this->mDataLoaded = true;
- $this->loadDefaults( $this->mName );
- }
- function getOption( $option, $defaultOverride = '' ) {
- if ( $option === 'fancysig' ) {
- return $this->ppfz_test->fancySig;
- } elseif ( $option === 'nickname' ) {
- return $this->ppfz_test->nickname;
- } else {
- return parent::getOption( $option, $defaultOverride );
- }
- }
- }
- ini_set( 'memory_limit', '50M' );
- if ( isset( $args[0] ) ) {
- $testText = file_get_contents( $args[0] );
- if ( !$testText ) {
- print "File not found\n";
- exit( 1 );
- }
- $test = unserialize( $testText );
- $result = $test->execute();
- print "Test passed.\n";
- } else {
- $tester = new PPFuzzTester;
- $tester->verbose = isset( $options['verbose'] );
- $tester->execute();
- }