SearchEngineTest.php

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<?php

class SearchEngineTest extends MediaWikiLangTestCase {

    protected $search;

    protected $pageList;

    protected function setUp() {
        parent::setUp();

        // Search tests require MySQL or SQLite with FTS
        $dbType = $this->db->getType();
        $dbSupported = ( $dbType === 'mysql' )
            || ( $dbType === 'sqlite' && $this->db->getFulltextSearchModule() == 'FTS3' );

        if ( !$dbSupported ) {
            $this->markTestSkipped( "MySQL or SQLite with FTS3 only" );
        }

        $searchType = $this->db->getSearchEngine();
        $this->setMwGlobals( array(
            'wgSearchType' => $searchType
        ) );

        if ( !isset( self::$pageList ) ) {
            $this->addPages();
        }

        $this->search = new $searchType( $this->db );
    }

    protected function tearDown() {
        unset( $this->search );

        parent::tearDown();
    }

    protected function addPages() {
        if ( !$this->isWikitextNS( NS_MAIN ) ) {
            // @todo cover the case of non-wikitext content in the main namespace
            return;
        }

        $this->insertPage( "Not_Main_Page", "This is not a main page", 0 );
        $this->insertPage(
            'Talk:Not_Main_Page',
            'This is not a talk page to the main page, see [[smithee]]',
            1
        );
        $this->insertPage( 'Smithee', 'A smithee is one who smiths. See also [[Alan Smithee]]', 0 );
        $this->insertPage( 'Talk:Smithee', 'This article sucks.', 1 );
        $this->insertPage( 'Unrelated_page', 'Nothing in this page is about the S word.', 0 );
        $this->insertPage( 'Another_page', 'This page also is unrelated.', 0 );
        $this->insertPage( 'Help:Help', 'Help me!', 4 );
        $this->insertPage( 'Thppt', 'Blah blah', 0 );
        $this->insertPage( 'Alan_Smithee', 'yum', 0 );
        $this->insertPage( 'Pages', 'are\'food', 0 );
        $this->insertPage( 'HalfOneUp', 'AZ', 0 );
        $this->insertPage( 'FullOneUp', 'ＡＺ', 0 );
        $this->insertPage( 'HalfTwoLow', 'az', 0 );
        $this->insertPage( 'FullTwoLow', 'ａｚ', 0 );
        $this->insertPage( 'HalfNumbers', '1234567890', 0 );
        $this->insertPage( 'FullNumbers', '１２３４５６７８９０', 0 );
        $this->insertPage( 'DomainName', 'example.com', 0 );
    }

    protected function fetchIds( $results ) {
        if ( !$this->isWikitextNS( NS_MAIN ) ) {
            $this->markTestIncomplete( __CLASS__ . " does no yet support non-wikitext content "
                . "in the main namespace" );
        }
        $this->assertTrue( is_object( $results ) );

        $matches = array();
        $row = $results->next();
        while ( $row ) {
            $matches[] = $row->getTitle()->getPrefixedText();
            $row = $results->next();
        }
        $results->free();
        # Search is not guaranteed to return results in a certain order;
        # sort them numerically so we will compare simply that we received
        # the expected matches.
        sort( $matches );

        return $matches;
    }

    protected function insertPage( $pageName, $text, $ns ) {
        $title = Title::newFromText( $pageName, $ns );

        $user = User::newFromName( 'WikiSysop' );
        $comment = 'Search Test';

        // avoid memory leak...?
        LinkCache::singleton()->clear();

        $page = WikiPage::factory( $title );
        $page->doEditContent( ContentHandler::makeContent( $text, $title ), $comment, 0, false, $user );

        $this->pageList[] = array( $title, $page->getId() );

        return true;
    }

    public function testFullWidth() {
        $this->assertEquals(
            array( 'FullOneUp', 'FullTwoLow', 'HalfOneUp', 'HalfTwoLow' ),
            $this->fetchIds( $this->search->searchText( 'AZ' ) ),
            "Search for normalized from Half-width Upper" );
        $this->assertEquals(
            array( 'FullOneUp', 'FullTwoLow', 'HalfOneUp', 'HalfTwoLow' ),
            $this->fetchIds( $this->search->searchText( 'az' ) ),
            "Search for normalized from Half-width Lower" );
        $this->assertEquals(
            array( 'FullOneUp', 'FullTwoLow', 'HalfOneUp', 'HalfTwoLow' ),
            $this->fetchIds( $this->search->searchText( 'ＡＺ' ) ),
            "Search for normalized from Full-width Upper" );
        $this->assertEquals(
            array( 'FullOneUp', 'FullTwoLow', 'HalfOneUp', 'HalfTwoLow' ),
            $this->fetchIds( $this->search->searchText( 'ａｚ' ) ),
            "Search for normalized from Full-width Lower" );
    }

    public function testTextSearch() {
        $this->assertEquals(
            array( 'Smithee' ),
            $this->fetchIds( $this->search->searchText( 'smithee' ) ),
            "Plain search failed" );
    }

    public function testTextPowerSearch() {
        $this->search->setNamespaces( array( 0, 1, 4 ) );
        $this->assertEquals(
            array(
                'Smithee',
                'Talk:Not Main Page',
            ),
            $this->fetchIds( $this->search->searchText( 'smithee' ) ),
            "Power search failed" );
    }

    public function testTitleSearch() {
        $this->assertEquals(
            array(
                'Alan Smithee',
                'Smithee',
            ),
            $this->fetchIds( $this->search->searchTitle( 'smithee' ) ),
            "Title search failed" );
    }

    public function testTextTitlePowerSearch() {
        $this->search->setNamespaces( array( 0, 1, 4 ) );
        $this->assertEquals(
            array(
                'Alan Smithee',
                'Smithee',
                'Talk:Smithee',
            ),
            $this->fetchIds( $this->search->searchTitle( 'smithee' ) ),
            "Title power search failed" );
    }

}