SearchEngineTest.php

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<?php

class SearchEngineTest extends MediaWikiTestCase {
        protected $search, $pageList;

        protected function setUp() {
                parent::setUp();
                // Search tests require MySQL or SQLite with FTS
                # Get database type and version
                $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->search = new $searchType( $this->db );
        }

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

        function pageExists( $title ) {
                return false;
        }

        function addDBData() {
                if ( $this->pageExists( 'Not_Main_Page' ) ) {
                        return;
                }

                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 );
        }

        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;
        }

        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;
        }

        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" );
        }

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

        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" );
        }

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

        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" );
        }

}