TagHooksTest.php

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<?php

class TagHookTest extends MediaWikiTestCase {
        
        public static function provideValidNames() {
                return array( array( 'foo' ), array( 'foo-bar' ), array( 'foo_bar' ), array( 'FOO-BAR' ), array( 'foo bar' ) );
        }

        public static function provideBadNames() {
                return array( array( "foo<bar" ), array( "foo>bar" ), array( "foo\nbar" ),  array( "foo\rbar" ) );
        }

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

                $this->setMwGlobals( 'wgAlwaysUseTidy', false );
        }

        function testTagHooks( $tag ) {
                global $wgParserConf, $wgContLang;
                $parser = new Parser( $wgParserConf );
                
                $parser->setHook( $tag, array( $this, 'tagCallback' ) );
                $parserOutput = $parser->parse( "Foo<$tag>Bar</$tag>Baz", Title::newFromText( 'Test' ), ParserOptions::newFromUserAndLang( new User, $wgContLang ) );
                $this->assertEquals( "<p>FooOneBaz\n</p>", $parserOutput->getText() );
                
                $parser->mPreprocessor = null; # Break the Parser <-> Preprocessor cycle
        }
        
        function testBadTagHooks( $tag ) {
                global $wgParserConf, $wgContLang;
                $parser = new Parser( $wgParserConf );
                
                $parser->setHook( $tag, array( $this, 'tagCallback' ) );
                $parser->parse( "Foo<$tag>Bar</$tag>Baz", Title::newFromText( 'Test' ), ParserOptions::newFromUserAndLang( new User, $wgContLang ) );
                $this->fail('Exception not thrown.');
        }
        
        function testFunctionTagHooks( $tag ) {
                global $wgParserConf, $wgContLang;
                $parser = new Parser( $wgParserConf );
                
                $parser->setFunctionTagHook( $tag, array( $this, 'functionTagCallback' ), 0 );
                $parserOutput = $parser->parse( "Foo<$tag>Bar</$tag>Baz", Title::newFromText( 'Test' ), ParserOptions::newFromUserAndLang( new User, $wgContLang ) );
                $this->assertEquals( "<p>FooOneBaz\n</p>", $parserOutput->getText() );
                
                $parser->mPreprocessor = null; # Break the Parser <-> Preprocessor cycle
        }
        
        function testBadFunctionTagHooks( $tag ) {
                global $wgParserConf, $wgContLang;
                $parser = new Parser( $wgParserConf );
                
                $parser->setFunctionTagHook( $tag, array( $this, 'functionTagCallback' ), SFH_OBJECT_ARGS );
                $parser->parse( "Foo<$tag>Bar</$tag>Baz", Title::newFromText( 'Test' ), ParserOptions::newFromUserAndLang( new User, $wgContLang ) );
                $this->fail('Exception not thrown.');
        }
        
        function tagCallback( $text, $params, $parser ) {
                return str_rot13( $text );
        }
        
        function functionTagCallback( &$parser, $frame, $code, $attribs ) {
                return str_rot13( $code );
        }
}