3 use MediaWiki\Logger\LegacySpi
;
4 use MediaWiki\Logger\LoggerFactory
;
5 use MediaWiki\Logger\MonologSpi
;
6 use MediaWiki\Logger\LogCapturingSpi
;
7 use MediaWiki\MediaWikiServices
;
8 use Psr\Log\LoggerInterface
;
9 use Wikimedia\Rdbms\IDatabase
;
10 use Wikimedia\Rdbms\IMaintainableDatabase
;
11 use Wikimedia\Rdbms\Database
;
12 use Wikimedia\TestingAccessWrapper
;
17 * Extend this class if you are testing classes which access global variables, methods, services
18 * or a storage backend.
20 * Consider using MediaWikiUnitTestCase and mocking dependencies if your code uses dependency
21 * injection and does not access any globals.
23 abstract class MediaWikiIntegrationTestCase
extends PHPUnit\Framework\TestCase
{
25 use MediaWikiCoversValidator
;
26 use MediaWikiGroupValidator
;
27 use MediaWikiTestCaseTrait
;
28 use PHPUnit4And6Compat
;
31 * The original service locator. This is overridden during setUp().
33 * @var MediaWikiServices|null
35 private static $originalServices;
38 * The local service locator, created during setUp().
39 * @var MediaWikiServices
41 private $localServices;
44 * $called tracks whether the setUp and tearDown method has been called.
45 * class extending MediaWikiTestCase usually override setUp and tearDown
46 * but forget to call the parent.
48 * The array format takes a method name as key and anything as a value.
49 * By asserting the key exist, we know the child class has called the
52 * This property must be private, we do not want child to override it,
53 * they should call the appropriate parent method instead.
75 protected $tablesUsed = []; // tables with data
77 private static $useTemporaryTables = true;
78 private static $reuseDB = false;
79 private static $dbSetup = false;
80 private static $oldTablePrefix = '';
83 * Original value of PHP's error_reporting setting.
87 private $phpErrorLevel;
90 * Holds the paths of temporary files/directories created through getNewTempFile,
91 * and getNewTempDirectory
95 private $tmpFiles = [];
98 * Holds original values of MediaWiki configuration settings
99 * to be restored in tearDown().
100 * See also setMwGlobals().
103 private $mwGlobals = [];
106 * Holds list of MediaWiki configuration settings to be unset in tearDown().
107 * See also setMwGlobals().
110 private $mwGlobalsToUnset = [];
113 * Holds original values of ini settings to be restored
115 * @see setIniSettings()
118 private $iniSettings = [];
121 * Holds original loggers which have been replaced by setLogger()
122 * @var LoggerInterface[]
124 private $loggers = [];
127 * The CLI arguments passed through from phpunit.php
130 private $cliArgs = [];
133 * Holds a list of services that were overridden with setService(). Used for printing an error
134 * if overrideMwServices() overrides a service that was previously set.
137 private $overriddenServices = [];
142 const DB_PREFIX
= 'unittest_';
148 protected $supportedDBs = [
154 public function __construct( $name = null, array $data = [], $dataName = '' ) {
155 parent
::__construct( $name, $data, $dataName );
157 $this->backupGlobals
= false;
158 $this->backupStaticAttributes
= false;
161 public function __destruct() {
162 // Complain if self::setUp() was called, but not self::tearDown()
163 // $this->called['setUp'] will be checked by self::testMediaWikiTestCaseParentSetupCalled()
164 if ( isset( $this->called
['setUp'] ) && !isset( $this->called
['tearDown'] ) ) {
165 throw new MWException( static::class . "::tearDown() must call parent::tearDown()" );
169 private static function initializeForStandardPhpunitEntrypointIfNeeded() {
170 if ( function_exists( 'wfRequireOnceInGlobalScope' ) ) {
171 $IP = realpath( __DIR__
. '/../..' );
172 wfRequireOnceInGlobalScope( "$IP/includes/Defines.php" );
173 wfRequireOnceInGlobalScope( "$IP/includes/DefaultSettings.php" );
174 wfRequireOnceInGlobalScope( "$IP/includes/GlobalFunctions.php" );
175 wfRequireOnceInGlobalScope( "$IP/includes/Setup.php" );
176 wfRequireOnceInGlobalScope( "$IP/tests/common/TestsAutoLoader.php" );
177 TestSetup
::applyInitialConfig();
181 public static function setUpBeforeClass() {
183 parent
::setUpBeforeClass();
184 if ( !file_exists( "$IP/LocalSettings.php" ) ) {
185 echo 'A working MediaWiki installation with a configured LocalSettings.php file is'
186 . ' required for tests that extend ' . self
::class;
189 self
::initializeForStandardPhpunitEntrypointIfNeeded();
191 // Get the original service locator
192 if ( !self
::$originalServices ) {
193 self
::$originalServices = MediaWikiServices
::getInstance();
198 * Convenience method for getting an immutable test user
202 * @param string|string[] $groups Groups the test user should be in.
205 public static function getTestUser( $groups = [] ) {
206 return TestUserRegistry
::getImmutableTestUser( $groups );
210 * Convenience method for getting a mutable test user
214 * @param string|string[] $groups Groups the test user should be added in.
217 public static function getMutableTestUser( $groups = [] ) {
218 return TestUserRegistry
::getMutableTestUser( __CLASS__
, $groups );
222 * Convenience method for getting an immutable admin test user
228 public static function getTestSysop() {
229 return self
::getTestUser( [ 'sysop', 'bureaucrat' ] );
233 * Returns a WikiPage representing an existing page.
237 * @param Title|string|null $title
239 * @throws MWException If this test cases's needsDB() method doesn't return true.
240 * Test cases can use "@group Database" to enable database test support,
241 * or list the tables under testing in $this->tablesUsed, or override the
244 protected function getExistingTestPage( $title = null ) {
245 if ( !$this->needsDB() ) {
246 throw new MWException( 'When testing which pages, the test cases\'s needsDB()' .
247 ' method should return true. Use @group Database or $this->tablesUsed.' );
250 $title = ( $title === null ) ?
'UTPage' : $title;
251 $title = is_string( $title ) ? Title
::newFromText( $title ) : $title;
252 $page = WikiPage
::factory( $title );
254 if ( !$page->exists() ) {
255 $user = self
::getTestSysop()->getUser();
256 $page->doEditContent(
257 ContentHandler
::makeContent( 'UTContent', $title ),
259 EDIT_NEW | EDIT_SUPPRESS_RC
,
269 * Returns a WikiPage representing a non-existing page.
273 * @param Title|string|null $title
275 * @throws MWException If this test cases's needsDB() method doesn't return true.
276 * Test cases can use "@group Database" to enable database test support,
277 * or list the tables under testing in $this->tablesUsed, or override the
280 protected function getNonexistingTestPage( $title = null ) {
281 if ( !$this->needsDB() ) {
282 throw new MWException( 'When testing which pages, the test cases\'s needsDB()' .
283 ' method should return true. Use @group Database or $this->tablesUsed.' );
286 $title = ( $title === null ) ?
'UTPage-' . rand( 0, 100000 ) : $title;
287 $title = is_string( $title ) ? Title
::newFromText( $title ) : $title;
288 $page = WikiPage
::factory( $title );
290 if ( $page->exists() ) {
291 $page->doDeleteArticle( 'Testing' );
298 * @deprecated since 1.32
300 public static function prepareServices( Config
$bootstrapConfig ) {
304 * Create a config suitable for testing, based on a base config, default overrides,
305 * and custom overrides.
307 * @param Config|null $baseConfig
308 * @param Config|null $customOverrides
312 private static function makeTestConfig(
313 Config
$baseConfig = null,
314 Config
$customOverrides = null
316 $defaultOverrides = new HashConfig();
318 if ( !$baseConfig ) {
319 $baseConfig = self
::$originalServices->getBootstrapConfig();
322 /* Some functions require some kind of caching, and will end up using the db,
323 * which we can't allow, as that would open a new connection for mysql.
324 * Replace with a HashBag. They would not be going to persist anyway.
326 $hashCache = [ 'class' => HashBagOStuff
::class, 'reportDupes' => false ];
328 CACHE_DB
=> $hashCache,
329 CACHE_ACCEL
=> $hashCache,
330 CACHE_MEMCACHED
=> $hashCache,
332 'apcu' => $hashCache,
333 'wincache' => $hashCache,
334 ] +
$baseConfig->get( 'ObjectCaches' );
336 $defaultOverrides->set( 'ObjectCaches', $objectCaches );
337 $defaultOverrides->set( 'MainCacheType', CACHE_NONE
);
338 $defaultOverrides->set( 'JobTypeConf', [ 'default' => [ 'class' => JobQueueMemory
::class ] ] );
340 // Use a fast hash algorithm to hash passwords.
341 $defaultOverrides->set( 'PasswordDefault', 'A' );
343 $testConfig = $customOverrides
344 ?
new MultiConfig( [ $customOverrides, $defaultOverrides, $baseConfig ] )
345 : new MultiConfig( [ $defaultOverrides, $baseConfig ] );
351 * @param ConfigFactory $oldFactory
352 * @param Config[] $configurations
356 private static function makeTestConfigFactoryInstantiator(
357 ConfigFactory
$oldFactory,
358 array $configurations
360 return function ( MediaWikiServices
$services ) use ( $oldFactory, $configurations ) {
361 $factory = new ConfigFactory();
363 // clone configurations from $oldFactory that are not overwritten by $configurations
364 $namesToClone = array_diff(
365 $oldFactory->getConfigNames(),
366 array_keys( $configurations )
369 foreach ( $namesToClone as $name ) {
370 $factory->register( $name, $oldFactory->makeConfig( $name ) );
373 foreach ( $configurations as $name => $config ) {
374 $factory->register( $name, $config );
382 * Resets some non-service singleton instances and other static caches. It's not necessary to
383 * reset services here.
385 public static function resetNonServiceCaches() {
386 global $wgRequest, $wgJobClasses;
388 User
::resetGetDefaultOptionsForTestsOnly();
389 foreach ( $wgJobClasses as $type => $class ) {
390 JobQueueGroup
::singleton()->get( $type )->delete();
392 JobQueueGroup
::destroySingletons();
394 ObjectCache
::clear();
395 FileBackendGroup
::destroySingleton();
396 DeferredUpdates
::clearPendingUpdates();
398 // TODO: move global state into MediaWikiServices
399 RequestContext
::resetMain();
400 if ( session_id() !== '' ) {
401 session_write_close();
405 $wgRequest = new FauxRequest();
406 MediaWiki\Session\SessionManager
::resetCache();
409 public function run( PHPUnit_Framework_TestResult
$result = null ) {
410 if ( $result instanceof MediaWikiTestResult
) {
411 $this->cliArgs
= $result->getMediaWikiCliArgs();
413 $this->overrideMwServices();
415 if ( $this->needsDB() && !$this->isTestInDatabaseGroup() ) {
417 get_class( $this ) . ' apparently needsDB but is not in the Database group'
421 $needsResetDB = false;
422 if ( !self
::$dbSetup ||
$this->needsDB() ) {
423 // set up a DB connection for this test to use
425 self
::$useTemporaryTables = !$this->getCliArg( 'use-normal-tables' );
426 self
::$reuseDB = $this->getCliArg( 'reuse-db' );
428 $lb = MediaWikiServices
::getInstance()->getDBLoadBalancer();
429 $this->db
= $lb->getConnection( DB_MASTER
);
431 $this->checkDbIsSupported();
433 if ( !self
::$dbSetup ) {
434 $this->setupAllTestDBs();
435 $this->addCoreDBData();
438 // TODO: the DB setup should be done in setUpBeforeClass(), so the test DB
439 // is available in subclass's setUpBeforeClass() and setUp() methods.
440 // This would also remove the need for the HACK that is oncePerClass().
441 if ( $this->oncePerClass() ) {
442 $this->setUpSchema( $this->db
);
443 $this->resetDB( $this->db
, $this->tablesUsed
);
444 $this->addDBDataOnce();
448 $needsResetDB = true;
451 parent
::run( $result );
453 // We don't mind if we override already-overridden services during cleanup
454 $this->overriddenServices
= [];
456 if ( $needsResetDB ) {
457 $this->resetDB( $this->db
, $this->tablesUsed
);
460 self
::restoreMwServices();
461 $this->localServices
= null;
467 private function oncePerClass() {
468 // Remember current test class in the database connection,
469 // so we know when we need to run addData.
471 $class = static::class;
473 $first = !isset( $this->db
->_hasDataForTestClass
)
474 ||
$this->db
->_hasDataForTestClass
!== $class;
476 $this->db
->_hasDataForTestClass
= $class;
485 public function usesTemporaryTables() {
486 return self
::$useTemporaryTables;
490 * Obtains a new temporary file name
492 * The obtained filename is enlisted to be removed upon tearDown
496 * @return string Absolute name of the temporary file
498 protected function getNewTempFile() {
501 // Avoid backslashes here as they result in inconsistent results
502 // between Windows and other OS, as well as between functions
503 // that try to normalise these in one or both directions.
504 // For example, tempnam rejects directory separators in the prefix which
505 // means it rejects any namespaced class on Windows.
506 // And then there is, wfMkdirParents which normalises paths always
507 // whereas most other PHP and MW functions do not.
508 'MW_PHPUnit_' . strtr( static::class, [ '\\' => '_' ] ) . '_'
510 $this->tmpFiles
[] = $fileName;
516 * obtains a new temporary directory
518 * The obtained directory is enlisted to be removed (recursively with all its contained
519 * files) upon tearDown.
523 * @return string Absolute name of the temporary directory
525 protected function getNewTempDirectory() {
526 // Starting of with a temporary *file*.
527 $fileName = $this->getNewTempFile();
529 // Converting the temporary file to a *directory*.
530 // The following is not atomic, but at least we now have a single place,
531 // where temporary directory creation is bundled and can be improved.
533 // If this fails for some reason, PHP will warn and fail the test.
534 mkdir( $fileName, 0777, /* recursive = */ true );
539 protected function setUp() {
541 $reflection = new ReflectionClass( $this );
542 // TODO: Eventually we should assert for test presence in /integration/
543 if ( strpos( $reflection->getFilename(), '/unit/' ) !== false ) {
544 $this->fail( 'This integration test should not be in "tests/phpunit/unit" !' );
546 $this->called
['setUp'] = true;
548 $this->phpErrorLevel
= intval( ini_get( 'error_reporting' ) );
550 $this->overriddenServices
= [];
552 // Cleaning up temporary files
553 foreach ( $this->tmpFiles
as $fileName ) {
554 if ( is_file( $fileName ) ||
( is_link( $fileName ) ) ) {
556 } elseif ( is_dir( $fileName ) ) {
557 wfRecursiveRemoveDir( $fileName );
561 if ( $this->needsDB() && $this->db
) {
562 // Clean up open transactions
563 while ( $this->db
->trxLevel() > 0 ) {
564 $this->db
->rollback( __METHOD__
, 'flush' );
566 // Check for unsafe queries
567 if ( $this->db
->getType() === 'mysql' ) {
568 $this->db
->query( "SET sql_mode = 'STRICT_ALL_TABLES'", __METHOD__
);
572 // Reset all caches between tests.
573 self
::resetNonServiceCaches();
575 // XXX: reset maintenance triggers
576 // Hook into period lag checks which often happen in long-running scripts
577 $lbFactory = $this->localServices
->getDBLoadBalancerFactory();
578 Maintenance
::setLBFactoryTriggers( $lbFactory, $this->localServices
->getMainConfig() );
580 ob_start( 'MediaWikiTestCase::wfResetOutputBuffersBarrier' );
583 protected function addTmpFiles( $files ) {
584 $this->tmpFiles
= array_merge( $this->tmpFiles
, (array)$files );
587 // @todo Make const when we no longer support HHVM (T192166)
588 private static $namespaceAffectingSettings = [
589 'wgAllowImageMoving',
590 'wgCanonicalNamespaceNames',
591 'wgCapitalLinkOverrides',
593 'wgContentNamespaces',
594 'wgExtensionMessagesFiles',
595 'wgExtensionNamespaces',
597 'wgExtraSignatureNamespaces',
598 'wgNamespaceContentModels',
599 'wgNamespaceProtection',
600 'wgNamespacesWithSubpages',
601 'wgNonincludableNamespaces',
602 'wgRestrictionLevels',
605 protected function tearDown() {
606 global $wgRequest, $wgSQLMode;
608 $status = ob_get_status();
609 if ( isset( $status['name'] ) &&
610 $status['name'] === 'MediaWikiTestCase::wfResetOutputBuffersBarrier'
615 $this->called
['tearDown'] = true;
616 // Cleaning up temporary files
617 foreach ( $this->tmpFiles
as $fileName ) {
618 if ( is_file( $fileName ) ||
( is_link( $fileName ) ) ) {
620 } elseif ( is_dir( $fileName ) ) {
621 wfRecursiveRemoveDir( $fileName );
625 if ( $this->needsDB() && $this->db
) {
626 // Clean up open transactions
627 while ( $this->db
->trxLevel() > 0 ) {
628 $this->db
->rollback( __METHOD__
, 'flush' );
630 if ( $this->db
->getType() === 'mysql' ) {
631 $this->db
->query( "SET sql_mode = " . $this->db
->addQuotes( $wgSQLMode ),
636 // Clear any cached test users so they don't retain references to old services
637 TestUserRegistry
::clear();
639 // Re-enable any disabled deprecation warnings
641 // Restore mw globals
642 foreach ( $this->mwGlobals
as $key => $value ) {
643 $GLOBALS[$key] = $value;
645 foreach ( $this->mwGlobalsToUnset
as $value ) {
646 unset( $GLOBALS[$value] );
648 foreach ( $this->iniSettings
as $name => $value ) {
649 ini_set( $name, $value );
652 array_intersect( self
::$namespaceAffectingSettings, array_keys( $this->mwGlobals
) ) ||
653 array_intersect( self
::$namespaceAffectingSettings, $this->mwGlobalsToUnset
)
655 $this->resetNamespaces();
657 $this->mwGlobals
= [];
658 $this->mwGlobalsToUnset
= [];
659 $this->restoreLoggers();
661 // TODO: move global state into MediaWikiServices
662 RequestContext
::resetMain();
663 if ( session_id() !== '' ) {
664 session_write_close();
667 $wgRequest = new FauxRequest();
668 MediaWiki\Session\SessionManager
::resetCache();
669 MediaWiki\Auth\AuthManager
::resetCache();
671 $phpErrorLevel = intval( ini_get( 'error_reporting' ) );
673 if ( $phpErrorLevel !== $this->phpErrorLevel
) {
674 ini_set( 'error_reporting', $this->phpErrorLevel
);
676 $oldHex = strtoupper( dechex( $this->phpErrorLevel
) );
677 $newHex = strtoupper( dechex( $phpErrorLevel ) );
678 $message = "PHP error_reporting setting was left dirty: "
679 . "was 0x$oldHex before test, 0x$newHex after test!";
681 $this->fail( $message );
688 * Make sure MediaWikiTestCase extending classes have called their
689 * parent setUp method
691 * With strict coverage activated in PHP_CodeCoverage, this test would be
692 * marked as risky without the following annotation (T152923).
695 final public function testMediaWikiTestCaseParentSetupCalled() {
696 $this->assertArrayHasKey( 'setUp', $this->called
,
697 static::class . '::setUp() must call parent::setUp()'
702 * Sets a service, maintaining a stashed version of the previous service to be
703 * restored in tearDown.
705 * @note Tests must not call overrideMwServices() after calling setService(), since that would
706 * lose the new service instance. Since 1.34, resetServices() can be used instead, which
707 * would reset other services, but retain any services set using setService().
708 * This means that once a service is set using this method, it cannot be reverted to
709 * the original service within the same test method. The original service is restored
710 * in tearDown after the test method has terminated.
712 * @param string $name
713 * @param object $service The service instance, or a callable that returns the service instance.
718 protected function setService( $name, $service ) {
719 if ( !$this->localServices
) {
720 throw new Exception( __METHOD__
. ' must be called after MediaWikiTestCase::run()' );
723 if ( $this->localServices
!== MediaWikiServices
::getInstance() ) {
724 throw new Exception( __METHOD__
. ' will not work because the global MediaWikiServices '
725 . 'instance has been replaced by test code.' );
728 if ( is_callable( $service ) ) {
729 $instantiator = $service;
731 $instantiator = function () use ( $service ) {
736 $this->overriddenServices
[] = $name;
738 $this->localServices
->disableService( $name );
739 $this->localServices
->redefineService(
744 if ( $name === 'ContentLanguage' ) {
745 $this->doSetMwGlobals( [ 'wgContLang' => $this->localServices
->getContentLanguage() ] );
750 * Sets a global, maintaining a stashed version of the previous global to be
751 * restored in tearDown
753 * The key is added to the array of globals that will be reset afterwards
756 * It may be necessary to call resetServices() to allow any changed configuration variables
757 * to take effect on services that get initialized based on these variables.
761 * protected function setUp() {
762 * $this->setMwGlobals( 'wgRestrictStuff', true );
765 * function testFoo() {}
767 * function testBar() {}
768 * $this->assertTrue( self::getX()->doStuff() );
770 * $this->setMwGlobals( 'wgRestrictStuff', false );
771 * $this->assertTrue( self::getX()->doStuff() );
774 * function testQuux() {}
777 * @param array|string $pairs Key to the global variable, or an array
778 * of key/value pairs.
779 * @param mixed|null $value Value to set the global to (ignored
780 * if an array is given as first argument).
782 * @note To allow changes to global variables to take effect on global service instances,
783 * call resetServices().
787 protected function setMwGlobals( $pairs, $value = null ) {
788 if ( is_string( $pairs ) ) {
789 $pairs = [ $pairs => $value ];
792 if ( isset( $pairs['wgContLang'] ) ) {
793 throw new MWException(
794 'No setting $wgContLang, use setContentLang() or setService( \'ContentLanguage\' )'
798 $this->doSetMwGlobals( $pairs, $value );
802 * An internal method that allows setService() to set globals that tests are not supposed to
805 private function doSetMwGlobals( $pairs, $value = null ) {
806 $this->doStashMwGlobals( array_keys( $pairs ) );
808 foreach ( $pairs as $key => $value ) {
809 $GLOBALS[$key] = $value;
812 if ( array_intersect( self
::$namespaceAffectingSettings, array_keys( $pairs ) ) ) {
813 $this->resetNamespaces();
818 * Set an ini setting for the duration of the test
819 * @param string $name Name of the setting
820 * @param string $value Value to set
823 protected function setIniSetting( $name, $value ) {
824 $original = ini_get( $name );
825 $this->iniSettings
[$name] = $original;
826 ini_set( $name, $value );
830 * Must be called whenever namespaces are changed, e.g., $wgExtraNamespaces is altered.
831 * Otherwise old namespace data will lurk and cause bugs.
833 private function resetNamespaces() {
834 if ( !$this->localServices
) {
835 throw new Exception( __METHOD__
. ' must be called after MediaWikiTestCase::run()' );
838 if ( $this->localServices
!== MediaWikiServices
::getInstance() ) {
839 throw new Exception( __METHOD__
. ' will not work because the global MediaWikiServices '
840 . 'instance has been replaced by test code.' );
843 Language
::clearCaches();
847 * Check if we can back up a value by performing a shallow copy.
848 * Values which fail this test are copied recursively.
850 * @param mixed $value
851 * @return bool True if a shallow copy will do; false if a deep copy
854 private static function canShallowCopy( $value ) {
855 if ( is_scalar( $value ) ||
$value === null ) {
858 if ( is_array( $value ) ) {
859 foreach ( $value as $subValue ) {
860 if ( !is_scalar( $subValue ) && $subValue !== null ) {
869 private function doStashMwGlobals( $globalKeys ) {
870 if ( is_string( $globalKeys ) ) {
871 $globalKeys = [ $globalKeys ];
874 foreach ( $globalKeys as $globalKey ) {
875 // NOTE: make sure we only save the global once or a second call to
876 // setMwGlobals() on the same global would override the original
879 !array_key_exists( $globalKey, $this->mwGlobals
) &&
880 !array_key_exists( $globalKey, $this->mwGlobalsToUnset
)
882 if ( !array_key_exists( $globalKey, $GLOBALS ) ) {
883 $this->mwGlobalsToUnset
[$globalKey] = $globalKey;
886 // NOTE: we serialize then unserialize the value in case it is an object
887 // this stops any objects being passed by reference. We could use clone
888 // and if is_object but this does account for objects within objects!
889 if ( self
::canShallowCopy( $GLOBALS[$globalKey] ) ) {
890 $this->mwGlobals
[$globalKey] = $GLOBALS[$globalKey];
892 // Many MediaWiki types are safe to clone. These are the
893 // ones that are most commonly stashed.
894 $GLOBALS[$globalKey] instanceof Language ||
895 $GLOBALS[$globalKey] instanceof User ||
896 $GLOBALS[$globalKey] instanceof FauxRequest
898 $this->mwGlobals
[$globalKey] = clone $GLOBALS[$globalKey];
899 } elseif ( $this->containsClosure( $GLOBALS[$globalKey] ) ) {
900 // Serializing Closure only gives a warning on HHVM while
901 // it throws an Exception on Zend.
902 // Workaround for https://github.com/facebook/hhvm/issues/6206
903 $this->mwGlobals
[$globalKey] = $GLOBALS[$globalKey];
906 $this->mwGlobals
[$globalKey] = unserialize( serialize( $GLOBALS[$globalKey] ) );
907 } catch ( Exception
$e ) {
908 $this->mwGlobals
[$globalKey] = $GLOBALS[$globalKey];
917 * @param int $maxDepth
921 private function containsClosure( $var, $maxDepth = 15 ) {
922 if ( $var instanceof Closure
) {
925 if ( !is_array( $var ) ||
$maxDepth === 0 ) {
929 foreach ( $var as $value ) {
930 if ( $this->containsClosure( $value, $maxDepth - 1 ) ) {
938 * Merges the given values into a MW global array variable.
939 * Useful for setting some entries in a configuration array, instead of
940 * setting the entire array.
942 * It may be necessary to call resetServices() to allow any changed configuration variables
943 * to take effect on services that get initialized based on these variables.
945 * @param string $name The name of the global, as in wgFooBar
946 * @param array $values The array containing the entries to set in that global
948 * @throws MWException If the designated global is not an array.
950 * @note To allow changes to global variables to take effect on global service instances,
951 * call resetServices().
955 protected function mergeMwGlobalArrayValue( $name, $values ) {
956 if ( !isset( $GLOBALS[$name] ) ) {
959 if ( !is_array( $GLOBALS[$name] ) ) {
960 throw new MWException( "MW global $name is not an array." );
963 // NOTE: do not use array_merge, it screws up for numeric keys.
964 $merged = $GLOBALS[$name];
965 foreach ( $values as $k => $v ) {
970 $this->setMwGlobals( $name, $merged );
974 * Resets service instances in the global instance of MediaWikiServices.
976 * In contrast to overrideMwServices(), this does not create a new MediaWikiServices instance,
977 * and it preserves any service instances set via setService().
979 * The primary use case for this method is to allow changes to global configuration variables
980 * to take effect on services that get initialized based on these global configuration
981 * variables. Similarly, it may be necessary to call resetServices() after calling setService(),
982 * so the newly set service gets picked up by any other service definitions that may use it.
984 * @see MediaWikiServices::resetServiceForTesting.
988 protected function resetServices() {
989 // Reset but don't destroy service instances supplied via setService().
990 foreach ( $this->overriddenServices
as $name ) {
991 $this->localServices
->resetServiceForTesting( $name, false );
994 // Reset all services with the destroy flag set.
995 // This will not have any effect on services that had already been reset above.
996 foreach ( $this->localServices
->getServiceNames() as $name ) {
997 $this->localServices
->resetServiceForTesting( $name, true );
1000 self
::resetGlobalParser();
1004 * Installs a new global instance of MediaWikiServices, allowing test cases to override
1005 * settings and services.
1007 * This method can be used to set up specific services or configuration as a fixture.
1008 * It should not be used to reset services in between stages of a test - instead, the test
1009 * should either be split, or resetServices() should be used.
1011 * If called with no parameters, this method restores all services to their default state.
1012 * This is done automatically before each test to isolate tests from any modification
1013 * to settings and services that may have been applied by previous tests.
1014 * That means that the effect of calling overrideMwServices() is undone before the next
1015 * call to a test method.
1017 * @note Calling this after having called setService() in the same test method (or the
1018 * associated setUp) will result in an MWException.
1019 * Tests should use either overrideMwServices() or setService(), but not mix both.
1020 * Since 1.34, resetServices() is available as an alternative compatible with setService().
1024 * @param Config|null $configOverrides Configuration overrides for the new MediaWikiServices
1026 * @param callable[] $services An associative array of services to re-define. Keys are service
1027 * names, values are callables.
1029 * @return MediaWikiServices
1030 * @throws MWException
1032 protected function overrideMwServices(
1033 Config
$configOverrides = null, array $services = []
1035 if ( $this->overriddenServices
) {
1036 throw new MWException(
1037 'The following services were set and are now being unset by overrideMwServices: ' .
1038 implode( ', ', $this->overriddenServices
)
1041 $newInstance = self
::installMockMwServices( $configOverrides );
1043 if ( $this->localServices
) {
1044 $this->localServices
->destroy();
1047 $this->localServices
= $newInstance;
1049 foreach ( $services as $name => $callback ) {
1050 $newInstance->redefineService( $name, $callback );
1053 self
::resetGlobalParser();
1055 return $newInstance;
1059 * Creates a new "mock" MediaWikiServices instance, and installs it.
1060 * This effectively resets all cached states in services, with the exception of
1061 * the ConfigFactory and the DBLoadBalancerFactory service, which are inherited from
1062 * the original MediaWikiServices.
1064 * @note The new original MediaWikiServices instance can later be restored by calling
1065 * restoreMwServices(). That original is determined by the first call to this method, or
1066 * by setUpBeforeClass, whichever is called first. The caller is responsible for managing
1067 * and, when appropriate, destroying any other MediaWikiServices instances that may get
1068 * replaced when calling this method.
1070 * @param Config|null $configOverrides Configuration overrides for the new MediaWikiServices
1073 * @return MediaWikiServices the new mock service locator.
1075 public static function installMockMwServices( Config
$configOverrides = null ) {
1076 // Make sure we have the original service locator
1077 if ( !self
::$originalServices ) {
1078 self
::$originalServices = MediaWikiServices
::getInstance();
1081 if ( !$configOverrides ) {
1082 $configOverrides = new HashConfig();
1085 $oldConfigFactory = self
::$originalServices->getConfigFactory();
1086 $oldLoadBalancerFactory = self
::$originalServices->getDBLoadBalancerFactory();
1088 $testConfig = self
::makeTestConfig( null, $configOverrides );
1089 $newServices = new MediaWikiServices( $testConfig );
1091 // Load the default wiring from the specified files.
1092 // NOTE: this logic mirrors the logic in MediaWikiServices::newInstance.
1093 $wiringFiles = $testConfig->get( 'ServiceWiringFiles' );
1094 $newServices->loadWiringFiles( $wiringFiles );
1096 // Provide a traditional hook point to allow extensions to configure services.
1097 Hooks
::run( 'MediaWikiServices', [ $newServices ] );
1099 // Use bootstrap config for all configuration.
1100 // This allows config overrides via global variables to take effect.
1101 $bootstrapConfig = $newServices->getBootstrapConfig();
1102 $newServices->resetServiceForTesting( 'ConfigFactory' );
1103 $newServices->redefineService(
1105 self
::makeTestConfigFactoryInstantiator(
1107 [ 'main' => $bootstrapConfig ]
1110 $newServices->resetServiceForTesting( 'DBLoadBalancerFactory' );
1111 $newServices->redefineService(
1112 'DBLoadBalancerFactory',
1113 function ( MediaWikiServices
$services ) use ( $oldLoadBalancerFactory ) {
1114 return $oldLoadBalancerFactory;
1118 MediaWikiServices
::forceGlobalInstance( $newServices );
1120 self
::resetGlobalParser();
1122 return $newServices;
1126 * Restores the original, non-mock MediaWikiServices instance.
1127 * The previously active MediaWikiServices instance is destroyed,
1128 * if it is different from the original that is to be restored.
1130 * @note this if for internal use by test framework code. It should never be
1131 * called from inside a test case, a data provider, or a setUp or tearDown method.
1133 * @return bool true if the original service locator was restored,
1134 * false if there was nothing too do.
1136 public static function restoreMwServices() {
1137 if ( !self
::$originalServices ) {
1141 $currentServices = MediaWikiServices
::getInstance();
1143 if ( self
::$originalServices === $currentServices ) {
1147 MediaWikiServices
::forceGlobalInstance( self
::$originalServices );
1148 $currentServices->destroy();
1150 self
::resetGlobalParser();
1156 * If $wgParser has been unstubbed, replace it with a fresh one so it picks up any config
1157 * changes. $wgParser is deprecated, but we still support it for now.
1159 private static function resetGlobalParser() {
1160 // phpcs:ignore MediaWiki.Usage.DeprecatedGlobalVariables.Deprecated$wgParser
1162 if ( $wgParser instanceof StubObject
) {
1165 $wgParser = new StubObject( 'wgParser', function () {
1166 return MediaWikiServices
::getInstance()->getParser();
1172 * @param string|Language $lang
1174 public function setUserLang( $lang ) {
1175 RequestContext
::getMain()->setLanguage( $lang );
1176 $this->setMwGlobals( 'wgLang', RequestContext
::getMain()->getLanguage() );
1181 * @param string|Language $lang
1183 public function setContentLang( $lang ) {
1184 if ( $lang instanceof Language
) {
1185 $this->setMwGlobals( 'wgLanguageCode', $lang->getCode() );
1186 // Set to the exact object requested
1187 $this->setService( 'ContentLanguage', $lang );
1189 $this->setMwGlobals( 'wgLanguageCode', $lang );
1190 // Let the service handler make up the object. Avoid calling setService(), because if
1191 // we do, overrideMwServices() will complain if it's called later on.
1192 $services = MediaWikiServices
::getInstance();
1193 $services->resetServiceForTesting( 'ContentLanguage' );
1194 $this->doSetMwGlobals( [ 'wgContLang' => $services->getContentLanguage() ] );
1199 * Alters $wgGroupPermissions for the duration of the test. Can be called
1200 * with an array, like
1201 * [ '*' => [ 'read' => false ], 'user' => [ 'read' => false ] ]
1202 * or three values to set a single permission, like
1203 * $this->setGroupPermissions( '*', 'read', false );
1206 * @param array|string $newPerms Either an array of permissions to change,
1207 * in which case the next two parameters are ignored; or a single string
1208 * identifying a group, to use with the next two parameters.
1209 * @param string|null $newKey
1210 * @param mixed|null $newValue
1212 public function setGroupPermissions( $newPerms, $newKey = null, $newValue = null ) {
1213 global $wgGroupPermissions;
1215 if ( is_string( $newPerms ) ) {
1216 $newPerms = [ $newPerms => [ $newKey => $newValue ] ];
1219 $newPermissions = $wgGroupPermissions;
1220 foreach ( $newPerms as $group => $permissions ) {
1221 foreach ( $permissions as $key => $value ) {
1222 $newPermissions[$group][$key] = $value;
1226 $this->setMwGlobals( 'wgGroupPermissions', $newPermissions );
1228 // Reset services so they pick up the new permissions.
1229 // Resetting just PermissionManager is not sufficient, since other services may
1230 // have the old instance of PermissionManager injected.
1231 $this->resetServices();
1235 * Overrides specific user permissions until services are reloaded
1240 * @param string[]|string $permissions
1244 public function overrideUserPermissions( $user, $permissions = [] ) {
1245 MediaWikiServices
::getInstance()->getPermissionManager()->overrideUserRightsForTesting(
1252 * Sets the logger for a specified channel, for the duration of the test.
1254 * @param string $channel
1255 * @param LoggerInterface $logger
1257 protected function setLogger( $channel, LoggerInterface
$logger ) {
1258 // TODO: Once loggers are managed by MediaWikiServices, use
1259 // resetServiceForTesting() to set loggers.
1261 $provider = LoggerFactory
::getProvider();
1262 $wrappedProvider = TestingAccessWrapper
::newFromObject( $provider );
1263 $singletons = $wrappedProvider->singletons
;
1264 if ( $provider instanceof MonologSpi
) {
1265 if ( !isset( $this->loggers
[$channel] ) ) {
1266 $this->loggers
[$channel] = $singletons['loggers'][$channel] ??
null;
1268 $singletons['loggers'][$channel] = $logger;
1269 } elseif ( $provider instanceof LegacySpi ||
$provider instanceof LogCapturingSpi
) {
1270 if ( !isset( $this->loggers
[$channel] ) ) {
1271 $this->loggers
[$channel] = $singletons[$channel] ??
null;
1273 $singletons[$channel] = $logger;
1275 throw new LogicException( __METHOD__
. ': setting a logger for ' . get_class( $provider )
1276 . ' is not implemented' );
1278 $wrappedProvider->singletons
= $singletons;
1282 * Restores loggers replaced by setLogger().
1285 private function restoreLoggers() {
1286 $provider = LoggerFactory
::getProvider();
1287 $wrappedProvider = TestingAccessWrapper
::newFromObject( $provider );
1288 $singletons = $wrappedProvider->singletons
;
1289 foreach ( $this->loggers
as $channel => $logger ) {
1290 if ( $provider instanceof MonologSpi
) {
1291 if ( $logger === null ) {
1292 unset( $singletons['loggers'][$channel] );
1294 $singletons['loggers'][$channel] = $logger;
1296 } elseif ( $provider instanceof LegacySpi ||
$provider instanceof LogCapturingSpi
) {
1297 if ( $logger === null ) {
1298 unset( $singletons[$channel] );
1300 $singletons[$channel] = $logger;
1304 $wrappedProvider->singletons
= $singletons;
1305 $this->loggers
= [];
1312 public function dbPrefix() {
1313 return self
::getTestPrefixFor( $this->db
);
1317 * @param IDatabase $db
1321 public static function getTestPrefixFor( IDatabase
$db ) {
1322 return self
::DB_PREFIX
;
1329 public function needsDB() {
1330 // If the test says it uses database tables, it needs the database
1331 return $this->tablesUsed ||
$this->isTestInDatabaseGroup();
1335 * Insert a new page.
1337 * Should be called from addDBData().
1339 * @since 1.25 ($namespace in 1.28)
1340 * @param string|Title $pageName Page name or title
1341 * @param string $text Page's content
1342 * @param int|null $namespace Namespace id (name cannot already contain namespace)
1343 * @param User|null $user If null, static::getTestSysop()->getUser() is used.
1344 * @return array Title object and page id
1345 * @throws MWException If this test cases's needsDB() method doesn't return true.
1346 * Test cases can use "@group Database" to enable database test support,
1347 * or list the tables under testing in $this->tablesUsed, or override the
1350 protected function insertPage(
1352 $text = 'Sample page for unit test.',
1356 if ( !$this->needsDB() ) {
1357 throw new MWException( 'When testing which pages, the test cases\'s needsDB()' .
1358 ' method should return true. Use @group Database or $this->tablesUsed.' );
1361 if ( is_string( $pageName ) ) {
1362 $title = Title
::newFromText( $pageName, $namespace );
1368 $user = static::getTestSysop()->getUser();
1370 $comment = __METHOD__
. ': Sample page for unit test.';
1372 $page = WikiPage
::factory( $title );
1373 $page->doEditContent( ContentHandler
::makeContent( $text, $title ), $comment, 0, false, $user );
1377 'id' => $page->getId(),
1382 * Stub. If a test suite needs to add additional data to the database, it should
1383 * implement this method and do so. This method is called once per test suite
1384 * (i.e. once per class).
1386 * Note data added by this method may be removed by resetDB() depending on
1387 * the contents of $tablesUsed.
1389 * To add additional data between test function runs, override prepareDB().
1396 public function addDBDataOnce() {
1400 * Stub. Subclasses may override this to prepare the database.
1401 * Called before every test run (test function or data set).
1403 * @see addDBDataOnce()
1408 public function addDBData() {
1414 protected function addCoreDBData() {
1415 SiteStatsInit
::doPlaceholderInit();
1417 User
::resetIdByNameCache();
1420 $user = static::getTestSysop()->getUser();
1422 // Make 1 page with 1 revision
1423 $page = WikiPage
::factory( Title
::newFromText( 'UTPage' ) );
1424 if ( $page->getId() == 0 ) {
1425 $page->doEditContent(
1426 new WikitextContent( 'UTContent' ),
1428 EDIT_NEW | EDIT_SUPPRESS_RC
,
1432 // an edit always attempt to purge backlink links such as history
1433 // pages. That is unnecessary.
1434 JobQueueGroup
::singleton()->get( 'htmlCacheUpdate' )->delete();
1435 // WikiPages::doEditUpdates randomly adds RC purges
1436 JobQueueGroup
::singleton()->get( 'recentChangesUpdate' )->delete();
1438 // doEditContent() probably started the session via
1439 // User::loadFromSession(). Close it now.
1440 if ( session_id() !== '' ) {
1441 session_write_close();
1448 * Restores MediaWiki to using the table set (table prefix) it was using before
1449 * setupTestDB() was called. Useful if we need to perform database operations
1450 * after the test run has finished (such as saving logs or profiling info).
1452 * This is called by phpunit/bootstrap.php after the last test.
1456 public static function teardownTestDB() {
1457 global $wgJobClasses;
1459 if ( !self
::$dbSetup ) {
1463 Hooks
::run( 'UnitTestsBeforeDatabaseTeardown' );
1465 foreach ( $wgJobClasses as $type => $class ) {
1466 // Delete any jobs under the clone DB (or old prefix in other stores)
1467 JobQueueGroup
::singleton()->get( $type )->delete();
1470 // T219673: close any connections from code that failed to call reuseConnection()
1471 // or is still holding onto a DBConnRef instance (e.g. in a singleton).
1472 MediaWikiServices
::getInstance()->getDBLoadBalancerFactory()->closeAll();
1473 CloneDatabase
::changePrefix( self
::$oldTablePrefix );
1475 self
::$oldTablePrefix = false;
1476 self
::$dbSetup = false;
1480 * Setups a database with cloned tables using the given prefix.
1482 * If reuseDB is true and certain conditions apply, it will just change the prefix.
1483 * Otherwise, it will clone the tables and change the prefix.
1485 * @param IMaintainableDatabase $db Database to use
1486 * @param string|null $prefix Prefix to use for test tables. If not given, the prefix is determined
1487 * automatically for $db.
1488 * @return bool True if tables were cloned, false if only the prefix was changed
1490 protected static function setupDatabaseWithTestPrefix(
1491 IMaintainableDatabase
$db,
1494 if ( $prefix === null ) {
1495 $prefix = self
::getTestPrefixFor( $db );
1498 if ( !self
::$useTemporaryTables && self
::$reuseDB ) {
1499 $db->tablePrefix( $prefix );
1503 if ( !isset( $db->_originalTablePrefix
) ) {
1504 $oldPrefix = $db->tablePrefix();
1505 if ( $oldPrefix === $prefix ) {
1506 // table already has the correct prefix, but presumably no cloned tables
1507 $oldPrefix = self
::$oldTablePrefix;
1510 $db->tablePrefix( $oldPrefix );
1511 $tablesCloned = self
::listTables( $db );
1512 $dbClone = new CloneDatabase( $db, $tablesCloned, $prefix, $oldPrefix );
1513 $dbClone->useTemporaryTables( self
::$useTemporaryTables );
1514 $dbClone->cloneTableStructure();
1516 $db->tablePrefix( $prefix );
1517 $db->_originalTablePrefix
= $oldPrefix;
1519 $lb = MediaWikiServices
::getInstance()->getDBLoadBalancer();
1520 $lb->setTempTablesOnlyMode( self
::$useTemporaryTables, $lb->getLocalDomainID() );
1527 * Set up all test DBs
1529 public function setupAllTestDBs() {
1532 self
::$oldTablePrefix = $wgDBprefix;
1534 $testPrefix = $this->dbPrefix();
1536 // switch to a temporary clone of the database
1537 self
::setupTestDB( $this->db
, $testPrefix );
1539 if ( self
::isUsingExternalStoreDB() ) {
1540 self
::setupExternalStoreTestDBs( $testPrefix );
1543 // NOTE: Change the prefix in the LBFactory and $wgDBprefix, to prevent
1544 // *any* database connections to operate on live data.
1545 CloneDatabase
::changePrefix( $testPrefix );
1549 * Creates an empty skeleton of the wiki database by cloning its structure
1550 * to equivalent tables using the given $prefix. Then sets MediaWiki to
1551 * use the new set of tables (aka schema) instead of the original set.
1553 * This is used to generate a dummy table set, typically consisting of temporary
1554 * tables, that will be used by tests instead of the original wiki database tables.
1558 * @note the original table prefix is stored in self::$oldTablePrefix. This is used
1559 * by teardownTestDB() to return the wiki to using the original table set.
1561 * @note this method only works when first called. Subsequent calls have no effect,
1562 * even if using different parameters.
1564 * @param IMaintainableDatabase $db The database connection
1565 * @param string $prefix The prefix to use for the new table set (aka schema).
1567 * @throws MWException If the database table prefix is already $prefix
1569 public static function setupTestDB( IMaintainableDatabase
$db, $prefix ) {
1570 if ( self
::$dbSetup ) {
1574 if ( $db->tablePrefix() === $prefix ) {
1575 throw new MWException(
1576 'Cannot run unit tests, the database prefix is already "' . $prefix . '"' );
1579 // TODO: the below should be re-written as soon as LBFactory, LoadBalancer,
1580 // and Database no longer use global state.
1582 self
::$dbSetup = true;
1584 if ( !self
::setupDatabaseWithTestPrefix( $db, $prefix ) ) {
1588 Hooks
::run( 'UnitTestsAfterDatabaseSetup', [ $db, $prefix ] );
1592 * Clones the External Store database(s) for testing
1594 * @param string|null $testPrefix Prefix for test tables. Will be determined automatically
1597 protected static function setupExternalStoreTestDBs( $testPrefix = null ) {
1598 $connections = self
::getExternalStoreDatabaseConnections();
1599 foreach ( $connections as $dbw ) {
1600 self
::setupDatabaseWithTestPrefix( $dbw, $testPrefix );
1605 * Gets master database connections for all of the ExternalStoreDB
1606 * stores configured in $wgDefaultExternalStore.
1608 * @return Database[] Array of Database master connections
1610 protected static function getExternalStoreDatabaseConnections() {
1611 global $wgDefaultExternalStore;
1613 /** @var ExternalStoreDB $externalStoreDB */
1614 $externalStoreDB = ExternalStore
::getStoreObject( 'DB' );
1615 $defaultArray = (array)$wgDefaultExternalStore;
1617 foreach ( $defaultArray as $url ) {
1618 if ( strpos( $url, 'DB://' ) === 0 ) {
1619 list( $proto, $cluster ) = explode( '://', $url, 2 );
1620 // Avoid getMaster() because setupDatabaseWithTestPrefix()
1621 // requires Database instead of plain DBConnRef/IDatabase
1622 $dbws[] = $externalStoreDB->getMaster( $cluster );
1630 * Check whether ExternalStoreDB is being used
1632 * @return bool True if it's being used
1634 protected static function isUsingExternalStoreDB() {
1635 global $wgDefaultExternalStore;
1636 if ( !$wgDefaultExternalStore ) {
1640 $defaultArray = (array)$wgDefaultExternalStore;
1641 foreach ( $defaultArray as $url ) {
1642 if ( strpos( $url, 'DB://' ) === 0 ) {
1651 * @throws LogicException if the given database connection is not a set up to use
1654 * @since 1.31 this is no longer private.
1656 protected function ensureMockDatabaseConnection( IDatabase
$db ) {
1657 if ( $db->tablePrefix() !== $this->dbPrefix() ) {
1658 throw new LogicException(
1659 'Trying to delete mock tables, but table prefix does not indicate a mock database.'
1664 private static $schemaOverrideDefaults = [
1672 * Stub. If a test suite needs to test against a specific database schema, it should
1673 * override this method and return the appropriate information from it.
1675 * 'create', 'drop' and 'alter' in the returned array should list all the tables affected
1676 * by the 'scripts', even if the test is only interested in a subset of them, otherwise
1677 * the overrides may not be fully cleaned up, leading to errors later.
1679 * @param IMaintainableDatabase $db The DB connection to use for the mock schema.
1680 * May be used to check the current state of the schema, to determine what
1681 * overrides are needed.
1683 * @return array An associative array with the following fields:
1684 * - 'scripts': any SQL scripts to run. If empty or not present, schema overrides are skipped.
1685 * - 'create': A list of tables created (may or may not exist in the original schema).
1686 * - 'drop': A list of tables dropped (expected to be present in the original schema).
1687 * - 'alter': A list of tables altered (expected to be present in the original schema).
1689 protected function getSchemaOverrides( IMaintainableDatabase
$db ) {
1694 * Undoes the specified schema overrides..
1695 * Called once per test class, just before addDataOnce().
1697 * @param IMaintainableDatabase $db
1698 * @param array $oldOverrides
1700 private function undoSchemaOverrides( IMaintainableDatabase
$db, $oldOverrides ) {
1701 $this->ensureMockDatabaseConnection( $db );
1703 $oldOverrides = $oldOverrides + self
::$schemaOverrideDefaults;
1704 $originalTables = $this->listOriginalTables( $db );
1706 // Drop tables that need to be restored or removed.
1707 $tablesToDrop = array_merge( $oldOverrides['create'], $oldOverrides['alter'] );
1709 // Restore tables that have been dropped or created or altered,
1710 // if they exist in the original schema.
1711 $tablesToRestore = array_merge( $tablesToDrop, $oldOverrides['drop'] );
1712 $tablesToRestore = array_intersect( $originalTables, $tablesToRestore );
1714 if ( $tablesToDrop ) {
1715 $this->dropMockTables( $db, $tablesToDrop );
1718 if ( $tablesToRestore ) {
1719 $this->recloneMockTables( $db, $tablesToRestore );
1721 // Reset the restored tables, mainly for the side effect of
1722 // re-calling $this->addCoreDBData() if necessary.
1723 $this->resetDB( $db, $tablesToRestore );
1728 * Applies the schema overrides returned by getSchemaOverrides(),
1729 * after undoing any previously applied schema overrides.
1730 * Called once per test class, just before addDataOnce().
1732 private function setUpSchema( IMaintainableDatabase
$db ) {
1733 // Undo any active overrides.
1734 $oldOverrides = $db->_schemaOverrides ?? self
::$schemaOverrideDefaults;
1736 if ( $oldOverrides['alter'] ||
$oldOverrides['create'] ||
$oldOverrides['drop'] ) {
1737 $this->undoSchemaOverrides( $db, $oldOverrides );
1738 unset( $db->_schemaOverrides
);
1741 // Determine new overrides.
1742 $overrides = $this->getSchemaOverrides( $db ) + self
::$schemaOverrideDefaults;
1744 $extraKeys = array_diff(
1745 array_keys( $overrides ),
1746 array_keys( self
::$schemaOverrideDefaults )
1750 throw new InvalidArgumentException(
1751 'Schema override contains extra keys: ' . var_export( $extraKeys, true )
1755 if ( !$overrides['scripts'] ) {
1756 // no scripts to run
1760 if ( !$overrides['create'] && !$overrides['drop'] && !$overrides['alter'] ) {
1761 throw new InvalidArgumentException(
1762 'Schema override scripts given, but no tables are declared to be '
1763 . 'created, dropped or altered.'
1767 $this->ensureMockDatabaseConnection( $db );
1769 // Drop the tables that will be created by the schema scripts.
1770 $originalTables = $this->listOriginalTables( $db );
1771 $tablesToDrop = array_intersect( $originalTables, $overrides['create'] );
1773 if ( $tablesToDrop ) {
1774 $this->dropMockTables( $db, $tablesToDrop );
1777 // Run schema override scripts.
1778 foreach ( $overrides['scripts'] as $script ) {
1785 return $this->mungeSchemaUpdateQuery( $cmd );
1790 $db->_schemaOverrides
= $overrides;
1793 private function mungeSchemaUpdateQuery( $cmd ) {
1794 return self
::$useTemporaryTables
1795 ?
preg_replace( '/\bCREATE\s+TABLE\b/i', 'CREATE TEMPORARY TABLE', $cmd )
1800 * Drops the given mock tables.
1802 * @param IMaintainableDatabase $db
1803 * @param array $tables
1805 private function dropMockTables( IMaintainableDatabase
$db, array $tables ) {
1806 $this->ensureMockDatabaseConnection( $db );
1808 foreach ( $tables as $tbl ) {
1809 $tbl = $db->tableName( $tbl );
1810 $db->query( "DROP TABLE IF EXISTS $tbl", __METHOD__
);
1815 * Lists all tables in the live database schema, without a prefix.
1817 * @param IMaintainableDatabase $db
1820 private function listOriginalTables( IMaintainableDatabase
$db ) {
1821 if ( !isset( $db->_originalTablePrefix
) ) {
1822 throw new LogicException( 'No original table prefix know, cannot list tables!' );
1825 $originalTables = $db->listTables( $db->_originalTablePrefix
, __METHOD__
);
1827 $unittestPrefixRegex = '/^' . preg_quote( $this->dbPrefix(), '/' ) . '/';
1828 $originalPrefixRegex = '/^' . preg_quote( $db->_originalTablePrefix
, '/' ) . '/';
1830 $originalTables = array_filter(
1832 function ( $pt ) use ( $unittestPrefixRegex ) {
1833 return !preg_match( $unittestPrefixRegex, $pt );
1837 $originalTables = array_map(
1838 function ( $pt ) use ( $originalPrefixRegex ) {
1839 return preg_replace( $originalPrefixRegex, '', $pt );
1844 return array_unique( $originalTables );
1848 * Re-clones the given mock tables to restore them based on the live database schema.
1849 * The tables listed in $tables are expected to currently not exist, so dropMockTables()
1850 * should be called first.
1852 * @param IMaintainableDatabase $db
1853 * @param array $tables
1855 private function recloneMockTables( IMaintainableDatabase
$db, array $tables ) {
1856 $this->ensureMockDatabaseConnection( $db );
1858 if ( !isset( $db->_originalTablePrefix
) ) {
1859 throw new LogicException( 'No original table prefix know, cannot restore tables!' );
1862 $originalTables = $this->listOriginalTables( $db );
1863 $tables = array_intersect( $tables, $originalTables );
1865 $dbClone = new CloneDatabase( $db, $tables, $db->tablePrefix(), $db->_originalTablePrefix
);
1866 $dbClone->useTemporaryTables( self
::$useTemporaryTables );
1867 $dbClone->cloneTableStructure();
1869 $lb = MediaWikiServices
::getInstance()->getDBLoadBalancer();
1870 $lb->setTempTablesOnlyMode( self
::$useTemporaryTables, $lb->getLocalDomainID() );
1874 * Empty all tables so they can be repopulated for tests
1876 * @param Database $db|null Database to reset
1877 * @param array $tablesUsed Tables to reset
1879 private function resetDB( $db, $tablesUsed ) {
1881 $userTables = [ 'user', 'user_groups', 'user_properties', 'actor' ];
1883 'page', 'revision', 'ip_changes', 'revision_comment_temp', 'comment', 'archive',
1884 'revision_actor_temp', 'slots', 'content', 'content_models', 'slot_roles',
1886 $coreDBDataTables = array_merge( $userTables, $pageTables );
1888 // If any of the user or page tables were marked as used, we should clear all of them.
1889 if ( array_intersect( $tablesUsed, $userTables ) ) {
1890 $tablesUsed = array_unique( array_merge( $tablesUsed, $userTables ) );
1891 TestUserRegistry
::clear();
1893 // Reset $wgUser, which is probably 127.0.0.1, as its loaded data is probably not valid
1894 // @todo Should we start setting $wgUser to something nondeterministic
1895 // to encourage tests to be updated to not depend on it?
1897 $wgUser->clearInstanceCache( $wgUser->mFrom
);
1899 if ( array_intersect( $tablesUsed, $pageTables ) ) {
1900 $tablesUsed = array_unique( array_merge( $tablesUsed, $pageTables ) );
1903 // Postgres uses mwuser/pagecontent
1904 // instead of user/text. But Postgres does not remap the
1905 // table name in tableExists(), so we mark the real table
1906 // names as being used.
1907 if ( $db->getType() === 'postgres' ) {
1908 if ( in_array( 'user', $tablesUsed ) ) {
1909 $tablesUsed[] = 'mwuser';
1911 if ( in_array( 'text', $tablesUsed ) ) {
1912 $tablesUsed[] = 'pagecontent';
1916 foreach ( $tablesUsed as $tbl ) {
1917 $this->truncateTable( $tbl, $db );
1920 if ( array_intersect( $tablesUsed, $coreDBDataTables ) ) {
1921 // Reset services that may contain information relating to the truncated tables
1922 $this->overrideMwServices();
1923 // Re-add core DB data that was deleted
1924 $this->addCoreDBData();
1930 * Empties the given table and resets any auto-increment counters.
1931 * Will also purge caches associated with some well known tables.
1932 * If the table is not know, this method just returns.
1934 * @param string $tableName
1935 * @param IDatabase|null $db
1937 protected function truncateTable( $tableName, IDatabase
$db = null ) {
1942 if ( !$db->tableExists( $tableName ) ) {
1946 $truncate = in_array( $db->getType(), [ 'mysql' ] );
1949 $db->query( 'TRUNCATE TABLE ' . $db->tableName( $tableName ), __METHOD__
);
1951 $db->delete( $tableName, '*', __METHOD__
);
1954 if ( $db instanceof DatabasePostgres ||
$db instanceof DatabaseSqlite
) {
1955 // Reset the table's sequence too.
1956 $db->resetSequenceForTable( $tableName, __METHOD__
);
1959 // re-initialize site_stats table
1960 if ( $tableName === 'site_stats' ) {
1961 SiteStatsInit
::doPlaceholderInit();
1965 private static function unprefixTable( &$tableName, $ind, $prefix ) {
1966 $tableName = substr( $tableName, strlen( $prefix ) );
1969 private static function isNotUnittest( $table ) {
1970 return strpos( $table, self
::DB_PREFIX
) !== 0;
1976 * @param IMaintainableDatabase $db
1980 public static function listTables( IMaintainableDatabase
$db ) {
1981 $prefix = $db->tablePrefix();
1982 $tables = $db->listTables( $prefix, __METHOD__
);
1984 if ( $db->getType() === 'mysql' ) {
1985 static $viewListCache = null;
1986 if ( $viewListCache === null ) {
1987 $viewListCache = $db->listViews( null, __METHOD__
);
1989 // T45571: cannot clone VIEWs under MySQL
1990 $tables = array_diff( $tables, $viewListCache );
1992 array_walk( $tables, [ __CLASS__
, 'unprefixTable' ], $prefix );
1994 // Don't duplicate test tables from the previous fataled run
1995 $tables = array_filter( $tables, [ __CLASS__
, 'isNotUnittest' ] );
1997 if ( $db->getType() == 'sqlite' ) {
1998 $tables = array_flip( $tables );
1999 // these are subtables of searchindex and don't need to be duped/dropped separately
2000 unset( $tables['searchindex_content'] );
2001 unset( $tables['searchindex_segdir'] );
2002 unset( $tables['searchindex_segments'] );
2003 $tables = array_flip( $tables );
2010 * Copy test data from one database connection to another.
2012 * This should only be used for small data sets.
2014 * @param IDatabase $source
2015 * @param IDatabase $target
2017 public function copyTestData( IDatabase
$source, IDatabase
$target ) {
2018 if ( $this->db
->getType() === 'sqlite' ) {
2019 // SQLite uses a non-temporary copy of the searchindex table for testing,
2020 // which gets deleted and re-created when setting up the secondary connection,
2021 // causing "Error 17" when trying to copy the data. See T191863#4130112.
2022 throw new RuntimeException(
2023 'Setting up a secondary database connection with test data is currently not'
2024 . 'with SQLite. You may want to use markTestSkippedIfDbType() to bypass this issue.'
2028 $tables = self
::listOriginalTables( $source );
2030 foreach ( $tables as $table ) {
2031 $res = $source->select( $table, '*', [], __METHOD__
);
2034 foreach ( $res as $row ) {
2035 $allRows[] = (array)$row;
2038 $target->insert( $table, $allRows, __METHOD__
, [ 'IGNORE' ] );
2043 * @throws MWException
2046 protected function checkDbIsSupported() {
2047 if ( !in_array( $this->db
->getType(), $this->supportedDBs
) ) {
2048 throw new MWException( $this->db
->getType() . " is not currently supported for unit testing." );
2054 * @param string $offset
2057 public function getCliArg( $offset ) {
2058 return $this->cliArgs
[$offset] ??
null;
2063 * @param string $offset
2064 * @param mixed $value
2066 public function setCliArg( $offset, $value ) {
2067 $this->cliArgs
[$offset] = $value;
2071 * Don't throw a warning if $function is deprecated and called later
2075 * @param string $function
2077 public function hideDeprecated( $function ) {
2078 Wikimedia\
suppressWarnings();
2079 wfDeprecated( $function );
2080 Wikimedia\restoreWarnings
();
2084 * Asserts that the given database query yields the rows given by $expectedRows.
2085 * The expected rows should be given as indexed (not associative) arrays, with
2086 * the values given in the order of the columns in the $fields parameter.
2087 * Note that the rows are sorted by the columns given in $fields.
2091 * @param string|array $table The table(s) to query
2092 * @param string|array $fields The columns to include in the result (and to sort by)
2093 * @param string|array $condition "where" condition(s)
2094 * @param array $expectedRows An array of arrays giving the expected rows.
2095 * @param array $options Options for the query
2096 * @param array $join_conds Join conditions for the query
2098 * @throws MWException If this test cases's needsDB() method doesn't return true.
2099 * Test cases can use "@group Database" to enable database test support,
2100 * or list the tables under testing in $this->tablesUsed, or override the
2103 protected function assertSelect(
2104 $table, $fields, $condition, array $expectedRows, array $options = [], array $join_conds = []
2106 if ( !$this->needsDB() ) {
2107 throw new MWException( 'When testing database state, the test cases\'s needDB()' .
2108 ' method should return true. Use @group Database or $this->tablesUsed.' );
2111 $db = wfGetDB( DB_REPLICA
);
2118 $options +
[ 'ORDER BY' => $fields ],
2121 $this->assertNotEmpty( $res, "query failed: " . $db->lastError() );
2125 foreach ( $expectedRows as $expected ) {
2126 $r = $res->fetchRow();
2127 self
::stripStringKeys( $r );
2130 $this->assertNotEmpty( $r, "row #$i missing" );
2132 $this->assertEquals( $expected, $r, "row #$i mismatches" );
2135 $r = $res->fetchRow();
2136 self
::stripStringKeys( $r );
2138 $this->assertFalse( $r, "found extra row (after #$i)" );
2142 * Utility method taking an array of elements and wrapping
2143 * each element in its own array. Useful for data providers
2144 * that only return a single argument.
2148 * @param array $elements
2152 protected function arrayWrap( array $elements ) {
2154 function ( $element ) {
2155 return [ $element ];
2162 * Assert that two arrays are equal. By default this means that both arrays need to hold
2163 * the same set of values. Using additional arguments, order and associated key can also
2164 * be set as relevant.
2168 * @param array $expected
2169 * @param array $actual
2170 * @param bool $ordered If the order of the values should match
2171 * @param bool $named If the keys should match
2173 protected function assertArrayEquals( array $expected, array $actual,
2174 $ordered = false, $named = false
2177 $this->objectAssociativeSort( $expected );
2178 $this->objectAssociativeSort( $actual );
2182 $expected = array_values( $expected );
2183 $actual = array_values( $actual );
2186 call_user_func_array(
2187 [ $this, 'assertEquals' ],
2188 array_merge( [ $expected, $actual ], array_slice( func_get_args(), 4 ) )
2193 * Put each HTML element on its own line and then equals() the results
2195 * Use for nicely formatting of PHPUnit diff output when comparing very
2200 * @param string $expected HTML on oneline
2201 * @param string $actual HTML on oneline
2202 * @param string $msg Optional message
2204 protected function assertHTMLEquals( $expected, $actual, $msg = '' ) {
2205 $expected = str_replace( '>', ">\n", $expected );
2206 $actual = str_replace( '>', ">\n", $actual );
2208 $this->assertEquals( $expected, $actual, $msg );
2212 * Does an associative sort that works for objects.
2216 * @param array &$array
2218 protected function objectAssociativeSort( array &$array ) {
2221 function ( $a, $b ) {
2222 return serialize( $a ) <=> serialize( $b );
2228 * Utility function for eliminating all string keys from an array.
2229 * Useful to turn a database result row as returned by fetchRow() into
2230 * a pure indexed array.
2234 * @param mixed &$r The array to remove string keys from.
2236 protected static function stripStringKeys( &$r ) {
2237 if ( !is_array( $r ) ) {
2241 foreach ( $r as $k => $v ) {
2242 if ( is_string( $k ) ) {
2249 * Asserts that the provided variable is of the specified
2250 * internal type or equals the $value argument. This is useful
2251 * for testing return types of functions that return a certain
2252 * type or *value* when not set or on error.
2256 * @param string $type
2257 * @param mixed $actual
2258 * @param mixed $value
2259 * @param string $message
2261 protected function assertTypeOrValue( $type, $actual, $value = false, $message = '' ) {
2262 if ( $actual === $value ) {
2263 $this->assertTrue( true, $message );
2265 $this->assertType( $type, $actual, $message );
2270 * Asserts the type of the provided value. This can be either
2271 * in internal type such as boolean or integer, or a class or
2272 * interface the value extends or implements.
2276 * @param string $type
2277 * @param mixed $actual
2278 * @param string $message
2280 protected function assertType( $type, $actual, $message = '' ) {
2281 if ( class_exists( $type ) ||
interface_exists( $type ) ) {
2282 $this->assertInstanceOf( $type, $actual, $message );
2284 $this->assertInternalType( $type, $actual, $message );
2289 * Returns true if the given namespace defaults to Wikitext
2290 * according to $wgNamespaceContentModels
2292 * @param int $ns The namespace ID to check
2297 protected function isWikitextNS( $ns ) {
2298 global $wgNamespaceContentModels;
2300 if ( isset( $wgNamespaceContentModels[$ns] ) ) {
2301 return $wgNamespaceContentModels[$ns] === CONTENT_MODEL_WIKITEXT
;
2308 * Returns the ID of a namespace that defaults to Wikitext.
2310 * @throws MWException If there is none.
2311 * @return int The ID of the wikitext Namespace
2314 protected function getDefaultWikitextNS() {
2315 global $wgNamespaceContentModels;
2317 static $wikitextNS = null; // this is not going to change
2318 if ( $wikitextNS !== null ) {
2322 // quickly short out on most common case:
2323 if ( !isset( $wgNamespaceContentModels[NS_MAIN
] ) ) {
2327 // NOTE: prefer content namespaces
2328 $nsInfo = MediaWikiServices
::getInstance()->getNamespaceInfo();
2329 $namespaces = array_unique( array_merge(
2330 $nsInfo->getContentNamespaces(),
2331 [ NS_MAIN
, NS_HELP
, NS_PROJECT
], // prefer these
2332 $nsInfo->getValidNamespaces()
2335 $namespaces = array_diff( $namespaces, [
2336 NS_FILE
, NS_CATEGORY
, NS_MEDIAWIKI
, NS_USER
// don't mess with magic namespaces
2339 $talk = array_filter( $namespaces, function ( $ns ) use ( $nsInfo ) {
2340 return $nsInfo->isTalk( $ns );
2343 // prefer non-talk pages
2344 $namespaces = array_diff( $namespaces, $talk );
2345 $namespaces = array_merge( $namespaces, $talk );
2347 // check default content model of each namespace
2348 foreach ( $namespaces as $ns ) {
2349 if ( !isset( $wgNamespaceContentModels[$ns] ) ||
2350 $wgNamespaceContentModels[$ns] === CONTENT_MODEL_WIKITEXT
2359 // @todo Inside a test, we could skip the test as incomplete.
2360 // But frequently, this is used in fixture setup.
2361 throw new MWException( "No namespace defaults to wikitext!" );
2365 * Check, if $wgDiff3 is set and ready to merge
2366 * Will mark the calling test as skipped, if not ready
2370 protected function markTestSkippedIfNoDiff3() {
2373 # This check may also protect against code injection in
2374 # case of broken installations.
2375 Wikimedia\
suppressWarnings();
2376 $haveDiff3 = $wgDiff3 && file_exists( $wgDiff3 );
2377 Wikimedia\restoreWarnings
();
2379 if ( !$haveDiff3 ) {
2380 $this->markTestSkipped( "Skip test, since diff3 is not configured" );
2385 * Check if $extName is a loaded PHP extension, will skip the
2386 * test whenever it is not loaded.
2389 * @param string $extName
2392 protected function checkPHPExtension( $extName ) {
2393 $loaded = extension_loaded( $extName );
2395 $this->markTestSkipped( "PHP extension '$extName' is not loaded, skipping." );
2402 * Skip the test if using the specified database type
2404 * @param string $type Database type
2407 protected function markTestSkippedIfDbType( $type ) {
2408 if ( $this->db
->getType() === $type ) {
2409 $this->markTestSkipped( "The $type database type isn't supported for this test" );
2414 * Used as a marker to prevent wfResetOutputBuffers from breaking PHPUnit.
2415 * @param string $buffer
2418 public static function wfResetOutputBuffersBarrier( $buffer ) {
2423 * Create a temporary hook handler which will be reset by tearDown.
2424 * This replaces other handlers for the same hook.
2425 * @param string $hookName Hook name
2426 * @param mixed $handler Value suitable for a hook handler
2429 protected function setTemporaryHook( $hookName, $handler ) {
2430 $this->mergeMwGlobalArrayValue( 'wgHooks', [ $hookName => [ $handler ] ] );
2434 * Check whether file contains given data.
2435 * @param string $fileName
2436 * @param string $actualData
2437 * @param bool $createIfMissing If true, and file does not exist, create it with given data
2438 * and skip the test.
2439 * @param string $msg
2442 protected function assertFileContains(
2445 $createIfMissing = false,
2448 if ( $createIfMissing ) {
2449 if ( !file_exists( $fileName ) ) {
2450 file_put_contents( $fileName, $actualData );
2451 $this->markTestSkipped( "Data file $fileName does not exist" );
2454 self
::assertFileExists( $fileName );
2456 self
::assertEquals( file_get_contents( $fileName ), $actualData, $msg );
2460 * Edits or creates a page/revision
2461 * @param string $pageName Page title
2462 * @param string $text Content of the page
2463 * @param string $summary Optional summary string for the revision
2464 * @param int $defaultNs Optional namespace id
2465 * @param User|null $user If null, static::getTestSysop()->getUser() is used.
2466 * @return Status Object as returned by WikiPage::doEditContent()
2467 * @throws MWException If this test cases's needsDB() method doesn't return true.
2468 * Test cases can use "@group Database" to enable database test support,
2469 * or list the tables under testing in $this->tablesUsed, or override the
2472 protected function editPage(
2476 $defaultNs = NS_MAIN
,
2479 if ( !$this->needsDB() ) {
2480 throw new MWException( 'When testing which pages, the test cases\'s needsDB()' .
2481 ' method should return true. Use @group Database or $this->tablesUsed.' );
2484 $title = Title
::newFromText( $pageName, $defaultNs );
2485 $page = WikiPage
::factory( $title );
2487 return $page->doEditContent(
2488 ContentHandler
::makeContent( $text, $title ),
2497 * Revision-deletes a revision.
2499 * @param Revision|int $rev Revision to delete
2500 * @param array $value Keys are Revision::DELETED_* flags. Values are 1 to set the bit, 0 to
2501 * clear, -1 to leave alone. (All other values also clear the bit.)
2502 * @param string $comment Deletion comment
2504 protected function revisionDelete(
2505 $rev, array $value = [ Revision
::DELETED_TEXT
=> 1 ], $comment = ''
2507 if ( is_int( $rev ) ) {
2508 $rev = Revision
::newFromId( $rev );
2510 RevisionDeleter
::createList(
2511 'revision', RequestContext
::getMain(), $rev->getTitle(), [ $rev->getId() ]
2514 'comment' => $comment,
2519 class_alias( 'MediaWikiIntegrationTestCase', 'MediaWikiTestCase' );