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Diffstat (limited to 'maintenance/tests/parser/parserTest.inc')
-rw-r--r-- | maintenance/tests/parser/parserTest.inc | 1305 |
1 files changed, 1305 insertions, 0 deletions
diff --git a/maintenance/tests/parser/parserTest.inc b/maintenance/tests/parser/parserTest.inc new file mode 100644 index 00000000..c553550c --- /dev/null +++ b/maintenance/tests/parser/parserTest.inc @@ -0,0 +1,1305 @@ +<?php +# Copyright (C) 2004, 2010 Brion Vibber <brion@pobox.com> +# http://www.mediawiki.org/ +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License along +# with this program; if not, write to the Free Software Foundation, Inc., +# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +# http://www.gnu.org/copyleft/gpl.html + +/** + * @todo Make this more independent of the configuration (and if possible the database) + * @todo document + * @file + * @ingroup Maintenance + */ + +/** + * @ingroup Maintenance + */ +class ParserTest { + /** + * boolean $color whereas output should be colorized + */ + private $color; + + /** + * boolean $showOutput Show test output + */ + private $showOutput; + + /** + * boolean $useTemporaryTables Use temporary tables for the temporary database + */ + private $useTemporaryTables = true; + + /** + * boolean $databaseSetupDone True if the database has been set up + */ + private $databaseSetupDone = false; + + /** + * string $oldTablePrefix Original table prefix + */ + private $oldTablePrefix; + + private $maxFuzzTestLength = 300; + private $fuzzSeed = 0; + private $memoryLimit = 50; + private $uploadDir = null; + + public $regex = ""; + private $savedGlobals = array(); + /** + * Sets terminal colorization and diff/quick modes depending on OS and + * command-line options (--color and --quick). + */ + public function ParserTest( $options = array() ) { + # Only colorize output if stdout is a terminal. + $this->color = !wfIsWindows() && posix_isatty( 1 ); + + if ( isset( $options['color'] ) ) { + switch( $options['color'] ) { + case 'no': + $this->color = false; + break; + case 'yes': + default: + $this->color = true; + break; + } + } + + $this->term = $this->color + ? new AnsiTermColorer() + : new DummyTermColorer(); + + $this->showDiffs = !isset( $options['quick'] ); + $this->showProgress = !isset( $options['quiet'] ); + $this->showFailure = !( + isset( $options['quiet'] ) + && ( isset( $options['record'] ) + || isset( $options['compare'] ) ) ); // redundant output + + $this->showOutput = isset( $options['show-output'] ); + + + if ( isset( $options['regex'] ) ) { + if ( isset( $options['record'] ) ) { + echo "Warning: --record cannot be used with --regex, disabling --record\n"; + unset( $options['record'] ); + } + $this->regex = $options['regex']; + } else { + # Matches anything + $this->regex = ''; + } + + $this->setupRecorder( $options ); + $this->keepUploads = isset( $options['keep-uploads'] ); + + if ( isset( $options['seed'] ) ) { + $this->fuzzSeed = intval( $options['seed'] ) - 1; + } + + $this->runDisabled = isset( $options['run-disabled'] ); + + $this->hooks = array(); + $this->functionHooks = array(); + self::setUp(); + } + + static function setUp() { + global $wgParser, $wgParserConf, $IP, $messageMemc, $wgMemc, $wgDeferredUpdateList, + $wgUser, $wgLang, $wgOut, $wgRequest, $wgStyleDirectory, $wgEnableParserCache, + $wgMessageCache, $wgUseDatabaseMessages, $wgMsgCacheExpiry, $parserMemc, + $wgNamespaceAliases, $wgNamespaceProtection, $wgLocalFileRepo, + $wgThumbnailScriptPath, $wgScriptPath, + $wgArticlePath, $wgStyleSheetPath, $wgScript, $wgStylePath; + + $wgScript = '/index.php'; + $wgScriptPath = '/'; + $wgArticlePath = '/wiki/$1'; + $wgStyleSheetPath = '/skins'; + $wgStylePath = '/skins'; + $wgThumbnailScriptPath = false; + $wgLocalFileRepo = array( + 'class' => 'LocalRepo', + 'name' => 'local', + 'directory' => wfTempDir() . '/test-repo', + 'url' => 'http://example.com/images', + 'deletedDir' => wfTempDir() . '/test-repo/delete', + 'hashLevels' => 2, + 'transformVia404' => false, + ); + $wgNamespaceProtection[NS_MEDIAWIKI] = 'editinterface'; + $wgNamespaceAliases['Image'] = NS_FILE; + $wgNamespaceAliases['Image_talk'] = NS_FILE_TALK; + + + $wgEnableParserCache = false; + $wgDeferredUpdateList = array(); + $wgMemc = &wfGetMainCache(); + $messageMemc = &wfGetMessageCacheStorage(); + $parserMemc = &wfGetParserCacheStorage(); + + // $wgContLang = new StubContLang; + $wgUser = new User; + $wgLang = new StubUserLang; + $wgOut = new StubObject( 'wgOut', 'OutputPage' ); + $wgParser = new StubObject( 'wgParser', $wgParserConf['class'], array( $wgParserConf ) ); + $wgRequest = new WebRequest; + + $wgMessageCache = new StubObject( 'wgMessageCache', 'MessageCache', + array( $messageMemc, $wgUseDatabaseMessages, + $wgMsgCacheExpiry ) ); + if ( $wgStyleDirectory === false ) { + $wgStyleDirectory = "$IP/skins"; + } + + } + + public function setupRecorder ( $options ) { + if ( isset( $options['record'] ) ) { + $this->recorder = new DbTestRecorder( $this ); + $this->recorder->version = isset( $options['setversion'] ) ? + $options['setversion'] : SpecialVersion::getVersion(); + } elseif ( isset( $options['compare'] ) ) { + $this->recorder = new DbTestPreviewer( $this ); + } elseif ( isset( $options['upload'] ) ) { + $this->recorder = new RemoteTestRecorder( $this ); + } else { + $this->recorder = new TestRecorder( $this ); + } + } + + /** + * Remove last character if it is a newline + * @group utility + */ + static public function chomp( $s ) { + if ( substr( $s, -1 ) === "\n" ) { + return substr( $s, 0, -1 ); + } + else { + return $s; + } + } + + /** + * Run a fuzz test series + * Draw input from a set of test files + */ + function fuzzTest( $filenames ) { + $GLOBALS['wgContLang'] = Language::factory( 'en' ); + $dict = $this->getFuzzInput( $filenames ); + $dictSize = strlen( $dict ); + $logMaxLength = log( $this->maxFuzzTestLength ); + $this->setupDatabase(); + ini_set( 'memory_limit', $this->memoryLimit * 1048576 ); + + $numTotal = 0; + $numSuccess = 0; + $user = new User; + $opts = ParserOptions::newFromUser( $user ); + $title = Title::makeTitle( NS_MAIN, 'Parser_test' ); + + while ( true ) { + // Generate test input + mt_srand( ++$this->fuzzSeed ); + $totalLength = mt_rand( 1, $this->maxFuzzTestLength ); + $input = ''; + + while ( strlen( $input ) < $totalLength ) { + $logHairLength = mt_rand( 0, 1000000 ) / 1000000 * $logMaxLength; + $hairLength = min( intval( exp( $logHairLength ) ), $dictSize ); + $offset = mt_rand( 0, $dictSize - $hairLength ); + $input .= substr( $dict, $offset, $hairLength ); + } + + $this->setupGlobals(); + $parser = $this->getParser(); + + // Run the test + try { + $parser->parse( $input, $title, $opts ); + $fail = false; + } catch ( Exception $exception ) { + $fail = true; + } + + if ( $fail ) { + echo "Test failed with seed {$this->fuzzSeed}\n"; + echo "Input:\n"; + var_dump( $input ); + echo "\n\n"; + echo "$exception\n"; + } else { + $numSuccess++; + } + + $numTotal++; + $this->teardownGlobals(); + $parser->__destruct(); + + if ( $numTotal % 100 == 0 ) { + $usage = intval( memory_get_usage( true ) / $this->memoryLimit / 1048576 * 100 ); + echo "{$this->fuzzSeed}: $numSuccess/$numTotal (mem: $usage%)\n"; + if ( $usage > 90 ) { + echo "Out of memory:\n"; + $memStats = $this->getMemoryBreakdown(); + + foreach ( $memStats as $name => $usage ) { + echo "$name: $usage\n"; + } + $this->abort(); + } + } + } + } + + /** + * Get an input dictionary from a set of parser test files + */ + function getFuzzInput( $filenames ) { + $dict = ''; + + foreach ( $filenames as $filename ) { + $contents = file_get_contents( $filename ); + preg_match_all( '/!!\s*input\n(.*?)\n!!\s*result/s', $contents, $matches ); + + foreach ( $matches[1] as $match ) { + $dict .= $match . "\n"; + } + } + + return $dict; + } + + /** + * Get a memory usage breakdown + */ + function getMemoryBreakdown() { + $memStats = array(); + + foreach ( $GLOBALS as $name => $value ) { + $memStats['$' . $name] = strlen( serialize( $value ) ); + } + + $classes = get_declared_classes(); + + foreach ( $classes as $class ) { + $rc = new ReflectionClass( $class ); + $props = $rc->getStaticProperties(); + $memStats[$class] = strlen( serialize( $props ) ); + $methods = $rc->getMethods(); + + foreach ( $methods as $method ) { + $memStats[$class] += strlen( serialize( $method->getStaticVariables() ) ); + } + } + + $functions = get_defined_functions(); + + foreach ( $functions['user'] as $function ) { + $rf = new ReflectionFunction( $function ); + $memStats["$function()"] = strlen( serialize( $rf->getStaticVariables() ) ); + } + + asort( $memStats ); + + return $memStats; + } + + function abort() { + $this->abort(); + } + + /** + * Run a series of tests listed in the given text files. + * Each test consists of a brief description, wikitext input, + * and the expected HTML output. + * + * Prints status updates on stdout and counts up the total + * number and percentage of passed tests. + * + * @param $filenames Array of strings + * @return Boolean: true if passed all tests, false if any tests failed. + */ + public function runTestsFromFiles( $filenames ) { + $ok = false; + $GLOBALS['wgContLang'] = Language::factory( 'en' ); + $this->recorder->start(); + try { + $this->setupDatabase(); + $ok = true; + + foreach ( $filenames as $filename ) { + $tests = new TestFileIterator( $filename, $this ); + $ok = $this->runTests( $tests ) && $ok; + } + + $this->teardownDatabase(); + $this->recorder->report(); + } catch (DBError $e) { + echo $e->getMessage(); + } + $this->recorder->end(); + + return $ok; + } + + function runTests( $tests ) { + $ok = true; + + foreach ( $tests as $t ) { + $result = + $this->runTest( $t['test'], $t['input'], $t['result'], $t['options'], $t['config'] ); + $ok = $ok && $result; + $this->recorder->record( $t['test'], $result ); + } + + if ( $this->showProgress ) { + print "\n"; + } + + return $ok; + } + + /** + * Get a Parser object + */ + function getParser( $preprocessor = null ) { + global $wgParserConf; + + $class = $wgParserConf['class']; + $parser = new $class( array( 'preprocessorClass' => $preprocessor ) + $wgParserConf ); + + foreach ( $this->hooks as $tag => $callback ) { + $parser->setHook( $tag, $callback ); + } + + foreach ( $this->functionHooks as $tag => $bits ) { + list( $callback, $flags ) = $bits; + $parser->setFunctionHook( $tag, $callback, $flags ); + } + + wfRunHooks( 'ParserTestParser', array( &$parser ) ); + + return $parser; + } + + /** + * Run a given wikitext input through a freshly-constructed wiki parser, + * and compare the output against the expected results. + * Prints status and explanatory messages to stdout. + * + * @param $desc String: test's description + * @param $input String: wikitext to try rendering + * @param $result String: result to output + * @param $opts Array: test's options + * @param $config String: overrides for global variables, one per line + * @return Boolean + */ + public function runTest( $desc, $input, $result, $opts, $config ) { + if ( $this->showProgress ) { + $this->showTesting( $desc ); + } + + $opts = $this->parseOptions( $opts ); + $this->setupGlobals( $opts, $config ); + + $user = new User(); + $options = ParserOptions::newFromUser( $user ); + + if ( isset( $opts['title'] ) ) { + $titleText = $opts['title']; + } + else { + $titleText = 'Parser test'; + } + + $local = isset( $opts['local'] ); + $preprocessor = isset( $opts['preprocessor'] ) ? $opts['preprocessor'] : null; + $parser = $this->getParser( $preprocessor ); + $title = Title::newFromText( $titleText ); + + if ( isset( $opts['pst'] ) ) { + $out = $parser->preSaveTransform( $input, $title, $user, $options ); + } elseif ( isset( $opts['msg'] ) ) { + $out = $parser->transformMsg( $input, $options ); + } elseif ( isset( $opts['section'] ) ) { + $section = $opts['section']; + $out = $parser->getSection( $input, $section ); + } elseif ( isset( $opts['replace'] ) ) { + $section = $opts['replace'][0]; + $replace = $opts['replace'][1]; + $out = $parser->replaceSection( $input, $section, $replace ); + } elseif ( isset( $opts['comment'] ) ) { + $linker = $user->getSkin(); + $out = $linker->formatComment( $input, $title, $local ); + } elseif ( isset( $opts['preload'] ) ) { + $out = $parser->getpreloadText( $input, $title, $options ); + } else { + $output = $parser->parse( $input, $title, $options, true, true, 1337 ); + $out = $output->getText(); + + if ( isset( $opts['showtitle'] ) ) { + if ( $output->getTitleText() ) { + $title = $output->getTitleText(); + } + + $out = "$title\n$out"; + } + + if ( isset( $opts['ill'] ) ) { + $out = $this->tidy( implode( ' ', $output->getLanguageLinks() ) ); + } elseif ( isset( $opts['cat'] ) ) { + global $wgOut; + + $wgOut->addCategoryLinks( $output->getCategories() ); + $cats = $wgOut->getCategoryLinks(); + + if ( isset( $cats['normal'] ) ) { + $out = $this->tidy( implode( ' ', $cats['normal'] ) ); + } else { + $out = ''; + } + } + + $result = $this->tidy( $result ); + } + + $this->teardownGlobals(); + return $this->showTestResult( $desc, $result, $out ); + } + + /** + * + */ + function showTestResult( $desc, $result, $out ) { + if ( $result === $out ) { + $this->showSuccess( $desc ); + return true; + } else { + $this->showFailure( $desc, $result, $out ); + return false; + } + } + + /** + * Use a regex to find out the value of an option + * @param $key String: name of option val to retrieve + * @param $opts Options array to look in + * @param $default Mixed: default value returned if not found + */ + private static function getOptionValue( $key, $opts, $default ) { + $key = strtolower( $key ); + + if ( isset( $opts[$key] ) ) { + return $opts[$key]; + } else { + return $default; + } + } + + private function parseOptions( $instring ) { + $opts = array(); + // foo + // foo=bar + // foo="bar baz" + // foo=[[bar baz]] + // foo=bar,"baz quux" + $regex = '/\b + ([\w-]+) # Key + \b + (?:\s* + = # First sub-value + \s* + ( + " + [^"]* # Quoted val + " + | + \[\[ + [^]]* # Link target + \]\] + | + [\w-]+ # Plain word + ) + (?:\s* + , # Sub-vals 1..N + \s* + ( + "[^"]*" # Quoted val + | + \[\[[^]]*\]\] # Link target + | + [\w-]+ # Plain word + ) + )* + )? + /x'; + + if ( preg_match_all( $regex, $instring, $matches, PREG_SET_ORDER ) ) { + foreach ( $matches as $bits ) { + array_shift( $bits ); + $key = strtolower( array_shift( $bits ) ); + if ( count( $bits ) == 0 ) { + $opts[$key] = true; + } elseif ( count( $bits ) == 1 ) { + $opts[$key] = $this->cleanupOption( array_shift( $bits ) ); + } else { + // Array! + $opts[$key] = array_map( array( $this, 'cleanupOption' ), $bits ); + } + } + } + return $opts; + } + + private function cleanupOption( $opt ) { + if ( substr( $opt, 0, 1 ) == '"' ) { + return substr( $opt, 1, -1 ); + } + + if ( substr( $opt, 0, 2 ) == '[[' ) { + return substr( $opt, 2, -2 ); + } + return $opt; + } + + /** + * Set up the global variables for a consistent environment for each test. + * Ideally this should replace the global configuration entirely. + */ + private function setupGlobals( $opts = '', $config = '' ) { + global $wgDBtype; + + # Find out values for some special options. + $lang = + self::getOptionValue( 'language', $opts, 'en' ); + $variant = + self::getOptionValue( 'variant', $opts, false ); + $maxtoclevel = + self::getOptionValue( 'wgMaxTocLevel', $opts, 999 ); + $linkHolderBatchSize = + self::getOptionValue( 'wgLinkHolderBatchSize', $opts, 1000 ); + + $settings = array( + 'wgServer' => 'http://Britney-Spears', + 'wgScript' => '/index.php', + 'wgScriptPath' => '/', + 'wgArticlePath' => '/wiki/$1', + 'wgActionPaths' => array(), + 'wgLocalFileRepo' => array( + 'class' => 'LocalRepo', + 'name' => 'local', + 'directory' => $this->uploadDir, + 'url' => 'http://example.com/images', + 'hashLevels' => 2, + 'transformVia404' => false, + ), + 'wgEnableUploads' => self::getOptionValue( 'wgEnableUploads', $opts, true ), + 'wgStylePath' => '/skins', + 'wgStyleSheetPath' => '/skins', + 'wgSitename' => 'MediaWiki', + 'wgLanguageCode' => $lang, + 'wgDBprefix' => $wgDBtype != 'oracle' ? 'parsertest_' : 'pt_', + 'wgRawHtml' => isset( $opts['rawhtml'] ), + 'wgLang' => null, + 'wgContLang' => null, + 'wgNamespacesWithSubpages' => array( 0 => isset( $opts['subpage'] ) ), + 'wgMaxTocLevel' => $maxtoclevel, + 'wgCapitalLinks' => true, + 'wgNoFollowLinks' => true, + 'wgNoFollowDomainExceptions' => array(), + 'wgThumbnailScriptPath' => false, + 'wgUseImageResize' => false, + 'wgUseTeX' => isset( $opts['math'] ), + 'wgMathDirectory' => $this->uploadDir . '/math', + 'wgLocaltimezone' => 'UTC', + 'wgAllowExternalImages' => true, + 'wgUseTidy' => false, + 'wgDefaultLanguageVariant' => $variant, + 'wgVariantArticlePath' => false, + 'wgGroupPermissions' => array( '*' => array( + 'createaccount' => true, + 'read' => true, + 'edit' => true, + 'createpage' => true, + 'createtalk' => true, + ) ), + 'wgNamespaceProtection' => array( NS_MEDIAWIKI => 'editinterface' ), + 'wgDefaultExternalStore' => array(), + 'wgForeignFileRepos' => array(), + 'wgLinkHolderBatchSize' => $linkHolderBatchSize, + 'wgExperimentalHtmlIds' => false, + 'wgExternalLinkTarget' => false, + 'wgAlwaysUseTidy' => false, + 'wgHtml5' => true, + 'wgWellFormedXml' => true, + 'wgAllowMicrodataAttributes' => true, + ); + + if ( $config ) { + $configLines = explode( "\n", $config ); + + foreach ( $configLines as $line ) { + list( $var, $value ) = explode( '=', $line, 2 ); + + $settings[$var] = eval( "return $value;" ); + } + } + + $this->savedGlobals = array(); + + foreach ( $settings as $var => $val ) { + if ( array_key_exists( $var, $GLOBALS ) ) { + $this->savedGlobals[$var] = $GLOBALS[$var]; + } + + $GLOBALS[$var] = $val; + } + + $langObj = Language::factory( $lang ); + $GLOBALS['wgLang'] = $langObj; + $GLOBALS['wgContLang'] = $langObj; + $GLOBALS['wgMemc'] = new FakeMemCachedClient; + $GLOBALS['wgOut'] = new OutputPage; + + global $wgHooks; + + $wgHooks['ParserTestParser'][] = 'ParserTestParserHook::setup'; + $wgHooks['ParserTestParser'][] = 'ParserTestStaticParserHook::setup'; + $wgHooks['ParserGetVariableValueTs'][] = 'ParserTest::getFakeTimestamp'; + + MagicWord::clearCache(); + + global $wgUser; + $wgUser = new User(); + } + + /** + * List of temporary tables to create, without prefix. + * Some of these probably aren't necessary. + */ + private function listTables() { + global $wgDBtype; + + $tables = array( 'user', 'user_properties', 'page', 'page_restrictions', + 'protected_titles', 'revision', 'text', 'pagelinks', 'imagelinks', + 'categorylinks', 'templatelinks', 'externallinks', 'langlinks', 'iwlinks', + 'site_stats', 'hitcounter', 'ipblocks', 'image', 'oldimage', + 'recentchanges', 'watchlist', 'math', 'interwiki', 'logging', + 'querycache', 'objectcache', 'job', 'l10n_cache', 'redirect', 'querycachetwo', + 'archive', 'user_groups', 'page_props', 'category', 'msg_resource', 'msg_resource_links' + ); + + if ( in_array( $wgDBtype, array( 'mysql', 'sqlite', 'oracle' ) ) ) + array_push( $tables, 'searchindex' ); + + // Allow extensions to add to the list of tables to duplicate; + // may be necessary if they hook into page save or other code + // which will require them while running tests. + wfRunHooks( 'ParserTestTables', array( &$tables ) ); + + return $tables; + } + + /** + * Set up a temporary set of wiki tables to work with for the tests. + * Currently this will only be done once per run, and any changes to + * the db will be visible to later tests in the run. + */ + public function setupDatabase() { + global $wgDBprefix, $wgDBtype; + + if ( $this->databaseSetupDone ) { + return; + } + + if ( $wgDBprefix === 'parsertest_' || ( $wgDBtype == 'oracle' && $wgDBprefix === 'pt_' ) ) { + throw new MWException( 'setupDatabase should be called before setupGlobals' ); + } + + $this->databaseSetupDone = true; + $this->oldTablePrefix = $wgDBprefix; + + # SqlBagOStuff broke when using temporary tables on r40209 (bug 15892). + # It seems to have been fixed since (r55079?). + # If it fails, $wgCaches[CACHE_DB] = new HashBagOStuff(); should work around it. + + # CREATE TEMPORARY TABLE breaks if there is more than one server + if ( wfGetLB()->getServerCount() != 1 ) { + $this->useTemporaryTables = false; + } + + $temporary = $this->useTemporaryTables || $wgDBtype == 'postgres'; + + $db = wfGetDB( DB_MASTER ); + $tables = $this->listTables(); + + foreach ( $tables as $tbl ) { + # Clean up from previous aborted run. So that table escaping + # works correctly across DB engines, we need to change the pre- + # fix back and forth so tableName() works right. + $this->changePrefix( $this->oldTablePrefix ); + $oldTableName = $db->tableName( $tbl ); + $this->changePrefix( $wgDBtype != 'oracle' ? 'parsertest_' : 'pt_' ); + $newTableName = $db->tableName( $tbl ); + + if ( $wgDBtype == 'mysql' ) { + $db->query( "DROP TABLE IF EXISTS $newTableName" ); + } elseif ( in_array( $wgDBtype, array( 'postgres', 'oracle' ) ) ) { + /* DROPs wouldn't work due to Foreign Key Constraints (bug 14990, r58669) + * Use "DROP TABLE IF EXISTS $newTableName CASCADE" for postgres? That + * syntax would also work for mysql. + */ + } elseif ( $db->tableExists( $tbl ) ) { + $db->query( "DROP TABLE $newTableName" ); + } + + # Create new table + $db->duplicateTableStructure( $oldTableName, $newTableName, $temporary ); + } + + if ( $wgDBtype == 'oracle' ) + $db->query( 'BEGIN FILL_WIKI_INFO; END;' ); + + $this->changePrefix( $wgDBtype != 'oracle' ? 'parsertest_' : 'pt_' ); + + if ( $wgDBtype == 'oracle' ) { + # Insert 0 user to prevent FK violations + + # Anonymous user + $db->insert( 'user', array( + 'user_id' => 0, + 'user_name' => 'Anonymous' ) ); + } + + # Hack: insert a few Wikipedia in-project interwiki prefixes, + # for testing inter-language links + $db->insert( 'interwiki', array( + array( 'iw_prefix' => 'wikipedia', + 'iw_url' => 'http://en.wikipedia.org/wiki/$1', + 'iw_api' => '', + 'iw_wikiid' => '', + 'iw_local' => 0 ), + array( 'iw_prefix' => 'meatball', + 'iw_url' => 'http://www.usemod.com/cgi-bin/mb.pl?$1', + 'iw_api' => '', + 'iw_wikiid' => '', + 'iw_local' => 0 ), + array( 'iw_prefix' => 'zh', + 'iw_url' => 'http://zh.wikipedia.org/wiki/$1', + 'iw_api' => '', + 'iw_wikiid' => '', + 'iw_local' => 1 ), + array( 'iw_prefix' => 'es', + 'iw_url' => 'http://es.wikipedia.org/wiki/$1', + 'iw_api' => '', + 'iw_wikiid' => '', + 'iw_local' => 1 ), + array( 'iw_prefix' => 'fr', + 'iw_url' => 'http://fr.wikipedia.org/wiki/$1', + 'iw_api' => '', + 'iw_wikiid' => '', + 'iw_local' => 1 ), + array( 'iw_prefix' => 'ru', + 'iw_url' => 'http://ru.wikipedia.org/wiki/$1', + 'iw_api' => '', + 'iw_wikiid' => '', + 'iw_local' => 1 ), + ) ); + + + # Update certain things in site_stats + $db->insert( 'site_stats', array( 'ss_row_id' => 1, 'ss_images' => 2, 'ss_good_articles' => 1 ) ); + + # Reinitialise the LocalisationCache to match the database state + Language::getLocalisationCache()->unloadAll(); + + # Make a new message cache + global $wgMessageCache, $wgMemc; + $wgMessageCache = new MessageCache( $wgMemc, true, 3600 ); + + $this->uploadDir = $this->setupUploadDir(); + $user = User::createNew( 'WikiSysop' ); + $image = wfLocalFile( Title::makeTitle( NS_FILE, 'Foobar.jpg' ) ); + $image->recordUpload2( '', 'Upload of some lame file', 'Some lame file', array( + 'size' => 12345, + 'width' => 1941, + 'height' => 220, + 'bits' => 24, + 'media_type' => MEDIATYPE_BITMAP, + 'mime' => 'image/jpeg', + 'metadata' => serialize( array() ), + 'sha1' => wfBaseConvert( '', 16, 36, 31 ), + 'fileExists' => true + ), $db->timestamp( '20010115123500' ), $user ); + + # This image will be blacklisted in [[MediaWiki:Bad image list]] + $image = wfLocalFile( Title::makeTitle( NS_FILE, 'Bad.jpg' ) ); + $image->recordUpload2( '', 'zomgnotcensored', 'Borderline image', array( + 'size' => 12345, + 'width' => 320, + 'height' => 240, + 'bits' => 24, + 'media_type' => MEDIATYPE_BITMAP, + 'mime' => 'image/jpeg', + 'metadata' => serialize( array() ), + 'sha1' => wfBaseConvert( '', 16, 36, 31 ), + 'fileExists' => true + ), $db->timestamp( '20010115123500' ), $user ); + } + + /** + * Change the table prefix on all open DB connections/ + */ + protected function changePrefix( $prefix ) { + global $wgDBprefix; + wfGetLBFactory()->forEachLB( array( $this, 'changeLBPrefix' ), array( $prefix ) ); + $wgDBprefix = $prefix; + } + + public function changeLBPrefix( $lb, $prefix ) { + $lb->forEachOpenConnection( array( $this, 'changeDBPrefix' ), array( $prefix ) ); + } + + public function changeDBPrefix( $db, $prefix ) { + $db->tablePrefix( $prefix ); + } + + public function teardownDatabase() { + global $wgDBtype; + + if ( !$this->databaseSetupDone ) { + $this->teardownGlobals(); + return; + } + $this->teardownUploadDir( $this->uploadDir ); + + $this->changePrefix( $this->oldTablePrefix ); + $this->databaseSetupDone = false; + + if ( $this->useTemporaryTables ) { + # Don't need to do anything + $this->teardownGlobals(); + return; + } + + $tables = $this->listTables(); + $db = wfGetDB( DB_MASTER ); + + foreach ( $tables as $table ) { + $sql = $wgDBtype == 'oracle' ? "DROP TABLE pt_$table DROP CONSTRAINTS" : "DROP TABLE `parsertest_$table`"; + $db->query( $sql ); + } + + if ( $wgDBtype == 'oracle' ) + $db->query( 'BEGIN FILL_WIKI_INFO; END;' ); + + $this->teardownGlobals(); + } + + /** + * Create a dummy uploads directory which will contain a couple + * of files in order to pass existence tests. + * + * @return String: the directory + */ + private function setupUploadDir() { + global $IP; + + if ( $this->keepUploads ) { + $dir = wfTempDir() . '/mwParser-images'; + + if ( is_dir( $dir ) ) { + return $dir; + } + } else { + $dir = wfTempDir() . "/mwParser-" . mt_rand() . "-images"; + } + + // wfDebug( "Creating upload directory $dir\n" ); + if ( file_exists( $dir ) ) { + wfDebug( "Already exists!\n" ); + return $dir; + } + + wfMkdirParents( $dir . '/3/3a' ); + copy( "$IP/skins/monobook/headbg.jpg", "$dir/3/3a/Foobar.jpg" ); + wfMkdirParents( $dir . '/0/09' ); + copy( "$IP/skins/monobook/headbg.jpg", "$dir/0/09/Bad.jpg" ); + + return $dir; + } + + /** + * Restore default values and perform any necessary clean-up + * after each test runs. + */ + private function teardownGlobals() { + RepoGroup::destroySingleton(); + LinkCache::singleton()->clear(); + + foreach ( $this->savedGlobals as $var => $val ) { + $GLOBALS[$var] = $val; + } + } + + /** + * Remove the dummy uploads directory + */ + private function teardownUploadDir( $dir ) { + if ( $this->keepUploads ) { + return; + } + + // delete the files first, then the dirs. + self::deleteFiles( + array ( + "$dir/3/3a/Foobar.jpg", + "$dir/thumb/3/3a/Foobar.jpg/180px-Foobar.jpg", + "$dir/thumb/3/3a/Foobar.jpg/200px-Foobar.jpg", + "$dir/thumb/3/3a/Foobar.jpg/640px-Foobar.jpg", + "$dir/thumb/3/3a/Foobar.jpg/120px-Foobar.jpg", + + "$dir/0/09/Bad.jpg", + + "$dir/math/f/a/5/fa50b8b616463173474302ca3e63586b.png", + ) + ); + + self::deleteDirs( + array ( + "$dir/3/3a", + "$dir/3", + "$dir/thumb/6/65", + "$dir/thumb/6", + "$dir/thumb/3/3a/Foobar.jpg", + "$dir/thumb/3/3a", + "$dir/thumb/3", + + "$dir/0/09/", + "$dir/0/", + "$dir/thumb", + "$dir/math/f/a/5", + "$dir/math/f/a", + "$dir/math/f", + "$dir/math", + "$dir", + ) + ); + } + + /** + * Delete the specified files, if they exist. + * @param $files Array: full paths to files to delete. + */ + private static function deleteFiles( $files ) { + foreach ( $files as $file ) { + if ( file_exists( $file ) ) { + unlink( $file ); + } + } + } + + /** + * Delete the specified directories, if they exist. Must be empty. + * @param $dirs Array: full paths to directories to delete. + */ + private static function deleteDirs( $dirs ) { + foreach ( $dirs as $dir ) { + if ( is_dir( $dir ) ) { + rmdir( $dir ); + } + } + } + + /** + * "Running test $desc..." + */ + protected function showTesting( $desc ) { + print "Running test $desc... "; + } + + /** + * Print a happy success message. + * + * @param $desc String: the test name + * @return Boolean + */ + protected function showSuccess( $desc ) { + if ( $this->showProgress ) { + print $this->term->color( '1;32' ) . 'PASSED' . $this->term->reset() . "\n"; + } + + return true; + } + + /** + * Print a failure message and provide some explanatory output + * about what went wrong if so configured. + * + * @param $desc String: the test name + * @param $result String: expected HTML output + * @param $html String: actual HTML output + * @return Boolean + */ + protected function showFailure( $desc, $result, $html ) { + if ( $this->showFailure ) { + if ( !$this->showProgress ) { + # In quiet mode we didn't show the 'Testing' message before the + # test, in case it succeeded. Show it now: + $this->showTesting( $desc ); + } + + print $this->term->color( '31' ) . 'FAILED!' . $this->term->reset() . "\n"; + + if ( $this->showOutput ) { + print "--- Expected ---\n$result\n--- Actual ---\n$html\n"; + } + + if ( $this->showDiffs ) { + print $this->quickDiff( $result, $html ); + if ( !$this->wellFormed( $html ) ) { + print "XML error: $this->mXmlError\n"; + } + } + } + + return false; + } + + /** + * Run given strings through a diff and return the (colorized) output. + * Requires writable /tmp directory and a 'diff' command in the PATH. + * + * @param $input String + * @param $output String + * @param $inFileTail String: tailing for the input file name + * @param $outFileTail String: tailing for the output file name + * @return String + */ + protected function quickDiff( $input, $output, $inFileTail = 'expected', $outFileTail = 'actual' ) { + $prefix = wfTempDir() . "/mwParser-" . mt_rand(); + + $infile = "$prefix-$inFileTail"; + $this->dumpToFile( $input, $infile ); + + $outfile = "$prefix-$outFileTail"; + $this->dumpToFile( $output, $outfile ); + + $diff = `diff -au $infile $outfile`; + unlink( $infile ); + unlink( $outfile ); + + return $this->colorDiff( $diff ); + } + + /** + * Write the given string to a file, adding a final newline. + * + * @param $data String + * @param $filename String + */ + private function dumpToFile( $data, $filename ) { + $file = fopen( $filename, "wt" ); + fwrite( $file, $data . "\n" ); + fclose( $file ); + } + + /** + * Colorize unified diff output if set for ANSI color output. + * Subtractions are colored blue, additions red. + * + * @param $text String + * @return String + */ + protected function colorDiff( $text ) { + return preg_replace( + array( '/^(-.*)$/m', '/^(\+.*)$/m' ), + array( $this->term->color( 34 ) . '$1' . $this->term->reset(), + $this->term->color( 31 ) . '$1' . $this->term->reset() ), + $text ); + } + + /** + * Show "Reading tests from ..." + * + * @param $path String + */ + public function showRunFile( $path ) { + print $this->term->color( 1 ) . + "Reading tests from \"$path\"..." . + $this->term->reset() . + "\n"; + } + + /** + * Insert a temporary test article + * @param $name String: the title, including any prefix + * @param $text String: the article text + * @param $line Integer: the input line number, for reporting errors + */ + static public function addArticle( $name, $text, $line = 'unknown' ) { + global $wgCapitalLinks; + + $text = self::chomp($text); + + $oldCapitalLinks = $wgCapitalLinks; + $wgCapitalLinks = true; // We only need this from SetupGlobals() See r70917#c8637 + + $name = self::chomp( $name ); + $title = Title::newFromText( $name ); + + if ( is_null( $title ) ) { + wfDie( "invalid title ('$name' => '$title') at line $line\n" ); + } + + $aid = $title->getArticleID( Title::GAID_FOR_UPDATE ); + + if ( $aid != 0 ) { + debug_print_backtrace(); + wfDie( "duplicate article '$name' at line $line\n" ); + } + + $art = new Article( $title ); + $art->insertNewArticle( $text, '', false, false ); + + $wgCapitalLinks = $oldCapitalLinks; + } + + /** + * Steal a callback function from the primary parser, save it for + * application to our scary parser. If the hook is not installed, + * abort processing of this file. + * + * @param $name String + * @return Bool true if tag hook is present + */ + public function requireHook( $name ) { + global $wgParser; + + $wgParser->firstCallInit( ); // make sure hooks are loaded. + + if ( isset( $wgParser->mTagHooks[$name] ) ) { + $this->hooks[$name] = $wgParser->mTagHooks[$name]; + } else { + echo " This test suite requires the '$name' hook extension, skipping.\n"; + return false; + } + + return true; + } + + /** + * Steal a callback function from the primary parser, save it for + * application to our scary parser. If the hook is not installed, + * abort processing of this file. + * + * @param $name String + * @return Bool true if function hook is present + */ + public function requireFunctionHook( $name ) { + global $wgParser; + + $wgParser->firstCallInit( ); // make sure hooks are loaded. + + if ( isset( $wgParser->mFunctionHooks[$name] ) ) { + $this->functionHooks[$name] = $wgParser->mFunctionHooks[$name]; + } else { + echo " This test suite requires the '$name' function hook extension, skipping.\n"; + return false; + } + + return true; + } + + /* + * Run the "tidy" command on text if the $wgUseTidy + * global is true + * + * @param $text String: the text to tidy + * @return String + * @static + */ + private function tidy( $text ) { + global $wgUseTidy; + + if ( $wgUseTidy ) { + $text = MWTidy::tidy( $text ); + } + + return $text; + } + + private function wellFormed( $text ) { + $html = + Sanitizer::hackDocType() . + '<html>' . + $text . + '</html>'; + + $parser = xml_parser_create( "UTF-8" ); + + # case folding violates XML standard, turn it off + xml_parser_set_option( $parser, XML_OPTION_CASE_FOLDING, false ); + + if ( !xml_parse( $parser, $html, true ) ) { + $err = xml_error_string( xml_get_error_code( $parser ) ); + $position = xml_get_current_byte_index( $parser ); + $fragment = $this->extractFragment( $html, $position ); + $this->mXmlError = "$err at byte $position:\n$fragment"; + xml_parser_free( $parser ); + + return false; + } + + xml_parser_free( $parser ); + + return true; + } + + private function extractFragment( $text, $position ) { + $start = max( 0, $position - 10 ); + $before = $position - $start; + $fragment = '...' . + $this->term->color( 34 ) . + substr( $text, $start, $before ) . + $this->term->color( 0 ) . + $this->term->color( 31 ) . + $this->term->color( 1 ) . + substr( $text, $position, 1 ) . + $this->term->color( 0 ) . + $this->term->color( 34 ) . + substr( $text, $position + 1, 9 ) . + $this->term->color( 0 ) . + '...'; + $display = str_replace( "\n", ' ', $fragment ); + $caret = ' ' . + str_repeat( ' ', $before ) . + $this->term->color( 31 ) . + '^' . + $this->term->color( 0 ); + + return "$display\n$caret"; + } + + static function getFakeTimestamp( &$parser, &$ts ) { + $ts = 123; + return true; + } +} |