ParserMethodsTest.php

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<?php

class ParserMethodsTest extends MediaWikiLangTestCase {

    public static function providePreSaveTransform() {
        return [
            [ 'hello this is ~~~',
                "hello this is [[Special:Contributions/127.0.0.1|127.0.0.1]]",
            ],
            [ 'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
                'hello \'\'this\'\' is <nowiki>~~~</nowiki>',
            ],
        ];
    }

    public function testPreSaveTransform( $text, $expected ) {
        global $wgParser;

        $title = Title::newFromText( str_replace( '::', '__', __METHOD__ ) );
        $user = new User();
        $user->setName( "127.0.0.1" );
        $popts = ParserOptions::newFromUser( $user );
        $text = $wgParser->preSaveTransform( $text, $title, $user, $popts );

        $this->assertEquals( $expected, $text );
    }

    public static function provideStripOuterParagraph() {
        // This mimics the most common use case (stripping paragraphs generated by the parser).
        $message = new RawMessage( "Message text." );

        return [
            [
                "<p>Text.</p>",
                "Text.",
            ],
            [
                "<p class='foo'>Text.</p>",
                "<p class='foo'>Text.</p>",
            ],
            [
                "<p>Text.\n</p>\n",
                "Text.",
            ],
            [
                "<p>Text.</p><p>More text.</p>",
                "<p>Text.</p><p>More text.</p>",
            ],
            [
                $message->parse(),
                "Message text.",
            ],
        ];
    }

    public function testStripOuterParagraph( $text, $expected ) {
        $this->assertEquals( $expected, Parser::stripOuterParagraph( $text ) );
    }

    public function testRecursiveParse() {
        global $wgParser;
        $title = Title::newFromText( 'foo' );
        $po = new ParserOptions;
        $wgParser->setHook( 'recursivecallparser', [ $this, 'helperParserFunc' ] );
        $wgParser->parse( '<recursivecallparser>baz</recursivecallparser>', $title, $po );
    }

    public function helperParserFunc( $input, $args, $parser ) {
        $title = Title::newFromText( 'foo' );
        $po = new ParserOptions;
        $parser->parse( $input, $title, $po );
        return 'bar';
    }

    public function testCallParserFunction() {
        global $wgParser;

        // Normal parses test passing PPNodes. Test passing an array.
        $title = Title::newFromText( str_replace( '::', '__', __METHOD__ ) );
        $wgParser->startExternalParse( $title, new ParserOptions(), Parser::OT_HTML );
        $frame = $wgParser->getPreprocessor()->newFrame();
        $ret = $wgParser->callParserFunction( $frame, '#tag',
            [ 'pre', 'foo', 'style' => 'margin-left: 1.6em' ]
        );
        $ret['text'] = $wgParser->mStripState->unstripBoth( $ret['text'] );
        $this->assertSame( [
            'found' => true,
            'text' => '<pre style="margin-left: 1.6em">foo</pre>',
        ], $ret, 'callParserFunction works for {{#tag:pre|foo|style=margin-left: 1.6em}}' );
    }

    public function testGetSections() {
        global $wgParser;

        $title = Title::newFromText( str_replace( '::', '__', __METHOD__ ) );
        $out = $wgParser->parse( "==foo==\n<h2>bar</h2>\n==baz==\n", $title, new ParserOptions() );
        $this->assertSame( [
            [
                'toclevel' => 1,
                'level' => '2',
                'line' => 'foo',
                'number' => '1',
                'index' => '1',
                'fromtitle' => $title->getPrefixedDBkey(),
                'byteoffset' => 0,
                'anchor' => 'foo',
            ],
            [
                'toclevel' => 1,
                'level' => '2',
                'line' => 'bar',
                'number' => '2',
                'index' => '',
                'fromtitle' => false,
                'byteoffset' => null,
                'anchor' => 'bar',
            ],
            [
                'toclevel' => 1,
                'level' => '2',
                'line' => 'baz',
                'number' => '3',
                'index' => '2',
                'fromtitle' => $title->getPrefixedDBkey(),
                'byteoffset' => 21,
                'anchor' => 'baz',
            ],
        ], $out->getSections(), 'getSections() with proper value when <h2> is used' );
    }

    public function testNormalizeLinkUrl( $explanation, $url, $expected ) {
        $this->assertEquals( $expected, Parser::normalizeLinkUrl( $url ), $explanation );
    }

    public static function provideNormalizeLinkUrl() {
        return [
            [
                'Escaping of unsafe characters',
                'http://example.org/foo bar?param[]="value"&param[]=valüe',
                'http://example.org/foo%20bar?param%5B%5D=%22value%22&param%5B%5D=val%C3%BCe',
            ],
            [
                'Case normalization of percent-encoded characters',
                'http://example.org/%ab%cD%Ef%FF',
                'http://example.org/%AB%CD%EF%FF',
            ],
            [
                'Unescaping of safe characters',
                'http://example.org/%3C%66%6f%6F%3E?%3C%66%6f%6F%3E#%3C%66%6f%6F%3E',
                'http://example.org/%3Cfoo%3E?%3Cfoo%3E#%3Cfoo%3E',
            ],
            [
                'Context-sensitive replacement of sometimes-safe characters',
                'http://example.org/%23%2F%3F%26%3D%2B%3B?%23%2F%3F%26%3D%2B%3B#%23%2F%3F%26%3D%2B%3B',
                'http://example.org/%23%2F%3F&=+;?%23/?%26%3D%2B%3B#%23/?&=+;',
            ],
        ];
    }

    // @todo Add tests for cleanSig() / cleanSigInSig(), getSection(),
    // replaceSection(), getPreloadText()
}