ExtraParserTest.php

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<?php

class ExtraParserTest extends MediaWikiTestCase {

        function setUp() {
                global $wgMemc;
                global $wgContLang;
                global $wgShowDBErrorBacktrace;
                global $wgLanguageCode;
                global $wgAlwaysUseTidy;

                $wgShowDBErrorBacktrace = true;
                $wgLanguageCode = 'en';
                $wgContLang = new Language( 'en' );
                $wgMemc = new EmptyBagOStuff;
                $wgAlwaysUseTidy = false;
                
                $this->options = new ParserOptions;
                $this->options->setTemplateCallback( array( __CLASS__, 'statelessFetchTemplate' ) );
                $this->parser = new Parser;

                MagicWord::clearCache();
        }

        // Bug 8689 - Long numeric lines kill the parser
        function testBug8689() {
                global $wgLang;
                global $wgUser;
                $longLine = '1.' . str_repeat( '1234567890', 100000 ) . "\n";

                if ( $wgLang === null ) $wgLang = new Language;
                
                $t = Title::newFromText( 'Unit test' );
                $options = ParserOptions::newFromUser( $wgUser );
                $this->assertEquals( "<p>$longLine</p>",
                        $this->parser->parse( $longLine, $t, $options )->getText() );
        }
        
        /* Test the parser entry points */
        function testParse() {
                $title = Title::newFromText( __FUNCTION__ );
                $parserOutput = $this->parser->parse( "Test\n{{Foo}}\n{{Bar}}" , $title, $this->options );
                $this->assertEquals( "<p>Test\nContent of <i>Template:Foo</i>\nContent of <i>Template:Bar</i>\n</p>", $parserOutput->getText() );
        }
        
        function testPreSaveTransform() {
                global $wgUser;
                $title = Title::newFromText( __FUNCTION__ );
                $outputText = $this->parser->preSaveTransform( "Test\r\n{{subst:Foo}}\n{{Bar}}", $title, $wgUser, $this->options );

                $this->assertEquals( "Test\nContent of ''Template:Foo''\n{{Bar}}", $outputText );
        }
        
        function testPreprocess() {
                $title = Title::newFromText( __FUNCTION__ );
                $outputText = $this->parser->preprocess( "Test\n{{Foo}}\n{{Bar}}" , $title, $this->options );
                
                $this->assertEquals( "Test\nContent of ''Template:Foo''\nContent of ''Template:Bar''", $outputText );
        }
        
        function testCleanSig() {
                global $wgCleanSignatures;
                $oldCleanSignature = $wgCleanSignatures;
                $wgCleanSignatures = true;

                $title = Title::newFromText( __FUNCTION__ );
                $outputText = $this->parser->cleanSig( "{{Foo}} ~~~~" );

                $wgCleanSignatures = $oldCleanSignature;
                
                $this->assertEquals( "{{SUBST:Foo}} ", $outputText );
        }

        function testCleanSigDisabled() {
                global $wgCleanSignatures;
                $oldCleanSignature = $wgCleanSignatures;
                $wgCleanSignatures = false;

                $title = Title::newFromText( __FUNCTION__ );
                $outputText = $this->parser->cleanSig( "{{Foo}} ~~~~" );

                $wgCleanSignatures = $oldCleanSignature;
                
                $this->assertEquals( "{{Foo}} ~~~~", $outputText );
        }
        
        function testCleanSigInSig( $in, $out ) {
                $this->assertEquals( Parser::cleanSigInSig( $in), $out );
        }
        
        function provideStringsForCleanSigInSig() {
                return array(
                        array( "{{Foo}} ~~~~", "{{Foo}} " ),
                        array( "~~~", "" ),
                        array( "~~~~~", "" ),
                );
        }
        
        function testGetSection() {
                $outputText2 = $this->parser->getSection( "Section 0\n== Heading 1 ==\nSection 1\n=== Heading 2 ===\nSection 2\n== Heading 3 ==\nSection 3\n", 2 );
                $outputText1 = $this->parser->getSection( "Section 0\n== Heading 1 ==\nSection 1\n=== Heading 2 ===\nSection 2\n== Heading 3 ==\nSection 3\n", 1 );
                
                $this->assertEquals( "=== Heading 2 ===\nSection 2", $outputText2 );
                $this->assertEquals( "== Heading 1 ==\nSection 1\n=== Heading 2 ===\nSection 2", $outputText1 );
        }
        
        function testReplaceSection() {
                $outputText = $this->parser->replaceSection( "Section 0\n== Heading 1 ==\nSection 1\n=== Heading 2 ===\nSection 2\n== Heading 3 ==\nSection 3\n", 1, "New section 1" );
                
                $this->assertEquals( "Section 0\nNew section 1\n\n== Heading 3 ==\nSection 3", $outputText );
        }
        
        function testGetPreloadText() {
                $title = Title::newFromText( __FUNCTION__ );
                $outputText = $this->parser->getPreloadText( "{{Foo}}<noinclude> censored</noinclude> information <!-- is very secret -->", $title, $this->options );
                
                $this->assertEquals( "{{Foo}} information <!-- is very secret -->", $outputText );
        }
        
        static function statelessFetchTemplate( $title, $parser=false ) {
                $text = "Content of ''" . $title->getFullText() . "''";
                $deps = array();
                
                return array(
                        'text' => $text,
                        'finalTitle' => $title,
                        'deps' => $deps );
        }

        function testTrackingCategory() {
                $title = Title::newFromText( __FUNCTION__ );
                $catName =  wfMessage( 'broken-file-category' )->inContentLanguage()->text();
                $cat = Title::makeTitleSafe( NS_CATEGORY, $catName );
                $expected = array( $cat->getDBkey() );
                $parserOutput = $this->parser->parse( "[[file:nonexistent]]" , $title, $this->options );
                $result = $parserOutput->getCategoryLinks();
                $this->assertEquals( $expected, $result );
        }

        function testTrackingCategorySpecial() {
                // Special pages shouldn't have tracking cats.
                $title = SpecialPage::getTitleFor( 'Contributions' );
                $parserOutput = $this->parser->parse( "[[file:nonexistent]]" , $title, $this->options );
                $result = $parserOutput->getCategoryLinks();
                $this->assertEmpty( $result );
        }
 }