LinksUpdateTest.php

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<?php

class LinksUpdateTest extends MediaWikiTestCase {

        function  __construct( $name = null, array $data = array(), $dataName = '' ) {
                parent::__construct( $name, $data, $dataName );

                $this->tablesUsed = array_merge( $this->tablesUsed,
                        array(
                                'interwiki',
                                'page_props',
                                'pagelinks',
                                'categorylinks',
                                'langlinks',
                                'externallinks',
                                'imagelinks',
                                'templatelinks',
                                'iwlinks'
                        )
                );
        }

        protected function setUp() {
                parent::setUp();
                $dbw = wfGetDB( DB_MASTER );
                $dbw->replace(
                        'interwiki',
                        array( 'iw_prefix' ),
                        array(
                                'iw_prefix' => 'linksupdatetest',
                                'iw_url' => 'http://testing.com/wiki/$1',
                                'iw_api' => 'http://testing.com/w/api.php',
                                'iw_local' => 0,
                                'iw_trans' => 0,
                                'iw_wikiid' => 'linksupdatetest',
                        )
                );
        }

        protected function makeTitleAndParserOutput( $name, $id ) {
                $t = Title::newFromText( $name );
                $t->mArticleID = $id; # XXX: this is fugly

                $po = new ParserOutput();
                $po->setTitleText( $t->getPrefixedText() );

                return array( $t, $po );
        }

        public function testUpdate_pagelinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->addLink( Title::newFromText( "Foo" ) );
                $po->addLink( Title::newFromText( "Special:Foo" ) ); // special namespace should be ignored
                $po->addLink( Title::newFromText( "linksupdatetest:Foo" ) ); // interwiki link should be ignored
                $po->addLink( Title::newFromText( "#Foo" ) ); // hash link should be ignored

                $this->assertLinksUpdate( $t, $po, 'pagelinks', 'pl_namespace, pl_title', 'pl_from = 111', array(
                        array( NS_MAIN, 'Foo' ),
                ) );

                $po = new ParserOutput();
                $po->setTitleText( $t->getPrefixedText() );

                $po->addLink( Title::newFromText( "Bar" ) );

                $this->assertLinksUpdate( $t, $po, 'pagelinks', 'pl_namespace, pl_title', 'pl_from = 111', array(
                        array( NS_MAIN, 'Bar' ),
                ) );
        }

        public function testUpdate_externallinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->addExternalLink( "http://testing.com/wiki/Foo" );

                $this->assertLinksUpdate( $t, $po, 'externallinks', 'el_to, el_index', 'el_from = 111', array(
                        array( 'http://testing.com/wiki/Foo', 'http://com.testing./wiki/Foo' ),
                ) );
        }

        public function testUpdate_categorylinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->addCategory( "Foo", "FOO" );

                $this->assertLinksUpdate( $t, $po, 'categorylinks', 'cl_to, cl_sortkey', 'cl_from = 111', array(
                        array( 'Foo', "FOO\nTESTING" ),
                ) );
        }

        public function testUpdate_iwlinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $target = Title::makeTitleSafe( NS_MAIN, "Foo", '', 'linksupdatetest' );
                $po->addInterwikiLink( $target );

                $this->assertLinksUpdate( $t, $po, 'iwlinks', 'iwl_prefix, iwl_title', 'iwl_from = 111', array(
                        array( 'linksupdatetest', 'Foo' ),
                ) );
        }

        public function testUpdate_templatelinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->addTemplate( Title::newFromText( "Template:Foo" ), 23, 42 );

                $this->assertLinksUpdate( $t, $po, 'templatelinks', 'tl_namespace, tl_title', 'tl_from = 111', array(
                        array( NS_TEMPLATE, 'Foo' ),
                ) );
        }

        public function testUpdate_imagelinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->addImage( "Foo.png" );


                $this->assertLinksUpdate( $t, $po, 'imagelinks', 'il_to', 'il_from = 111', array(
                        array( 'Foo.png' ),
                ) );
        }

        public function testUpdate_langlinks() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->addLanguageLink( Title::newFromText( "en:Foo" ) );


                $this->assertLinksUpdate( $t, $po, 'langlinks', 'll_lang, ll_title', 'll_from = 111', array(
                        array( 'En', 'Foo' ),
                ) );
        }

        public function testUpdate_page_props() {
                list( $t, $po ) = $this->makeTitleAndParserOutput( "Testing", 111 );

                $po->setProperty( "foo", "bar" );

                $this->assertLinksUpdate( $t, $po, 'page_props', 'pp_propname, pp_value', 'pp_page = 111', array(
                        array( 'foo', 'bar' ),
                ) );
        }

        #@todo: test recursive, too!

        protected function assertLinksUpdate( Title $title, ParserOutput $parserOutput, $table, $fields, $condition, array $expectedRows ) {
                $update = new LinksUpdate( $title, $parserOutput );

                //NOTE: make sure LinksUpdate does not generate warnings when called inside a transaction.
                $update->beginTransaction();
                $update->doUpdate();
                $update->commitTransaction();

                $this->assertSelect( $table, $fields, $condition, $expectedRows );
        }
}