ApiTestCase.php

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<?php
 
abstract class ApiTestCase extends MediaWikiLangTestCase {
    protected static $apiUrl;
 
    protected static $errorFormatter = null;
 
    protected $apiContext;
 
    protected function setUp() {
        global $wgServer;
 
        parent::setUp();
        self::$apiUrl = $wgServer . wfScript( 'api' );
 
        ApiQueryInfo::resetTokenCache(); // tokens are invalid because we cleared the session
 
        self::$users = [
            'sysop' => static::getTestSysop(),
            'uploader' => static::getTestUser(),
        ];
 
        $this->setMwGlobals( [
            'wgAuth' => new MediaWiki\Auth\AuthManagerAuthPlugin,
            'wgRequest' => new FauxRequest( [] ),
            'wgUser' => self::$users['sysop']->getUser(),
        ] );
 
        $this->apiContext = new ApiTestContext();
    }
 
    protected function tearDown() {
        // Avoid leaking session over tests
        MediaWiki\Session\SessionManager::getGlobalSession()->clear();
 
        parent::tearDown();
    }
 
    protected function editPage( $pageName, $text, $summary = '', $defaultNs = NS_MAIN ) {
        $title = Title::newFromText( $pageName, $defaultNs );
        $page = WikiPage::factory( $title );
 
        return $page->doEditContent( ContentHandler::makeContent( $text, $title ), $summary );
    }
 
    protected function doApiRequest( array $params, array $session = null,
        $appendModule = false, User $user = null
    ) {
        global $wgRequest, $wgUser;
 
        if ( is_null( $session ) ) {
            // re-use existing global session by default
            $session = $wgRequest->getSessionArray();
        }
 
        // set up global environment
        if ( $user ) {
            $wgUser = $user;
        }
 
        $wgRequest = new FauxRequest( $params, true, $session );
        RequestContext::getMain()->setRequest( $wgRequest );
        RequestContext::getMain()->setUser( $wgUser );
        MediaWiki\Auth\AuthManager::resetCache();
 
        // set up local environment
        $context = $this->apiContext->newTestContext( $wgRequest, $wgUser );
 
        $module = new ApiMain( $context, true );
 
        // run it!
        $module->execute();
 
        // construct result
        $results = [
            $module->getResult()->getResultData( null, [ 'Strip' => 'all' ] ),
            $context->getRequest(),
            $context->getRequest()->getSessionArray()
        ];
 
        if ( $appendModule ) {
            $results[] = $module;
        }
 
        return $results;
    }
 
    protected function doApiRequestWithToken( array $params, array $session = null,
        User $user = null
    ) {
        global $wgRequest;
 
        if ( $session === null ) {
            $session = $wgRequest->getSessionArray();
        }
 
        if ( isset( $session['wsToken'] ) && $session['wsToken'] ) {
            // @todo Why does this directly mess with the session? Fix that.
            // add edit token to fake session
            $session['wsTokenSecrets']['default'] = $session['wsToken'];
            // add token to request parameters
            $timestamp = wfTimestamp();
            $params['token'] = hash_hmac( 'md5', $timestamp, $session['wsToken'] ) .
                dechex( $timestamp ) .
                MediaWiki\Session\Token::SUFFIX;
 
            return $this->doApiRequest( $params, $session, false, $user );
        } else {
            throw new Exception( "Session token not available" );
        }
    }
 
    protected function doLogin( $testUser = 'sysop' ) {
        if ( $testUser === null ) {
            $testUser = static::getTestSysop();
        } elseif ( is_string( $testUser ) && array_key_exists( $testUser, self::$users ) ) {
            $testUser = self::$users[ $testUser ];
        } elseif ( !$testUser instanceof TestUser ) {
            throw new MWException( "Can not log in to undefined user $testUser" );
        }
 
        $data = $this->doApiRequest( [
            'action' => 'login',
            'lgname' => $testUser->getUser()->getName(),
            'lgpassword' => $testUser->getPassword() ] );
 
        $token = $data[0]['login']['token'];
 
        $data = $this->doApiRequest(
            [
                'action' => 'login',
                'lgtoken' => $token,
                'lgname' => $testUser->getUser()->getName(),
                'lgpassword' => $testUser->getPassword(),
            ],
            $data[2]
        );
 
        if ( $data[0]['login']['result'] === 'Success' ) {
            // DWIM
            global $wgUser;
            $wgUser = $testUser->getUser();
            RequestContext::getMain()->setUser( $wgUser );
        }
 
        return $data;
    }
 
    protected function getTokenList( TestUser $user, $session = null ) {
        $data = $this->doApiRequest( [
            'action' => 'tokens',
            'type' => 'edit|delete|protect|move|block|unblock|watch'
        ], $session, false, $user->getUser() );
 
        if ( !array_key_exists( 'tokens', $data[0] ) ) {
            throw new MWException( 'Api failed to return a token list' );
        }
 
        return $data[0]['tokens'];
    }
 
    protected static function getErrorFormatter() {
        if ( self::$errorFormatter === null ) {
            self::$errorFormatter = new ApiErrorFormatter(
                new ApiResult( false ),
                Language::factory( 'en' ),
                'none'
            );
        }
        return self::$errorFormatter;
    }
 
    public static function apiExceptionHasCode( ApiUsageException $ex, $code ) {
        return (bool)array_filter(
            self::getErrorFormatter()->arrayFromStatus( $ex->getStatusValue() ),
            function ( $e ) use ( $code ) {
                return is_array( $e ) && $e['code'] === $code;
            }
        );
    }
 
    public function testApiTestGroup() {
        $groups = PHPUnit_Util_Test::getGroups( static::class );
        $constraint = PHPUnit_Framework_Assert::logicalOr(
            $this->contains( 'medium' ),
            $this->contains( 'large' )
        );
        $this->assertThat( $groups, $constraint,
            'ApiTestCase::setUp can be slow, tests must be "medium" or "large"'
        );
    }
}