SVGMetadataExtractorTest.php

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<?php

class SVGMetadataExtractorTest extends MediaWikiTestCase {

    protected function setUp() {
        parent::setUp();
        AutoLoader::loadClass( 'SVGMetadataExtractorTest' );
    }

    public function testGetMetadata( $infile, $expected ) {
        $this->assertMetadata( $infile, $expected );
    }

    public function testGetXMLMetadata( $infile, $expected ) {
        $r = new XMLReader();
        if ( !method_exists( $r, 'readInnerXML' ) ) {
            $this->markTestSkipped( 'XMLReader::readInnerXML() does not exist (libxml >2.6.20 needed).' );

            return;
        }
        $this->assertMetadata( $infile, $expected );
    }

    function assertMetadata( $infile, $expected ) {
        try {
            $data = SVGMetadataExtractor::getMetadata( $infile );
            $this->assertEquals( $expected, $data, 'SVG metadata extraction test' );
        } catch ( MWException $e ) {
            if ( $expected === false ) {
                $this->assertTrue( true, 'SVG metadata extracted test (expected failure)' );
            } else {
                throw $e;
            }
        }
    }

    public static function provideSvgFiles() {
        $base = __DIR__ . '/../../data/media';

        return array(
            array(
                "$base/Wikimedia-logo.svg",
                array(
                    'width' => 1024,
                    'height' => 1024,
                    'originalWidth' => '1024',
                    'originalHeight' => '1024',
                    'translations' => array(),
                )
            ),
            array(
                "$base/QA_icon.svg",
                array(
                    'width' => 60,
                    'height' => 60,
                    'originalWidth' => '60',
                    'originalHeight' => '60',
                    'translations' => array(),
                )
            ),
            array(
                "$base/Gtk-media-play-ltr.svg",
                array(
                    'width' => 60,
                    'height' => 60,
                    'originalWidth' => '60.0000000',
                    'originalHeight' => '60.0000000',
                    'translations' => array(),
                )
            ),
            array(
                "$base/Toll_Texas_1.svg",
                // This file triggered bug 31719, needs entity expansion in the xmlns checks
                array(
                    'width' => 385,
                    'height' => 385,
                    'originalWidth' => '385',
                    'originalHeight' => '385.0004883',
                    'translations' => array(),
                )
            ),
            array(
                "$base/Tux.svg",
                array(
                    'width' => 512,
                    'height' => 594,
                    'originalWidth' => '100%',
                    'originalHeight' => '100%',
                    'title' => 'Tux',
                    'translations' => array(),
                    'description' => 'For more information see: http://commons.wikimedia.org/wiki/Image:Tux.svg',
                )
            ),
            array(
                "$base/Speech_bubbles.svg",
                array(
                    'width' => 627,
                    'height' => 461,
                    'originalWidth' => '17.7cm',
                    'originalHeight' => '13cm',
                    'translations' => array(
                        'de' => SVGReader::LANG_FULL_MATCH,
                        'fr' => SVGReader::LANG_FULL_MATCH,
                        'nl' => SVGReader::LANG_FULL_MATCH,
                        'tlh-ca' => SVGReader::LANG_FULL_MATCH,
                        'tlh' => SVGReader::LANG_PREFIX_MATCH
                    ),
                )
            ),
            array(
                "$base/Soccer_ball_animated.svg",
                array(
                    'width' => 150,
                    'height' => 150,
                    'originalWidth' => '150',
                    'originalHeight' => '150',
                    'animated' => true,
                    'translations' => array()
                ),
            ),
        );
    }

    public static function provideSvgFilesWithXMLMetadata() {
        $base = __DIR__ . '/../../data/media';
        // @codingStandardsIgnoreStart Ignore Generic.Files.LineLength.TooLong
        $metadata = '<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
      <ns4:Work xmlns:ns4="http://creativecommons.org/ns#" rdf:about="">
        <ns5:format xmlns:ns5="http://purl.org/dc/elements/1.1/">image/svg+xml</ns5:format>
        <ns5:type xmlns:ns5="http://purl.org/dc/elements/1.1/" rdf:resource="http://purl.org/dc/dcmitype/StillImage"/>
      </ns4:Work>
    </rdf:RDF>';
        // @codingStandardsIgnoreEnd

        $metadata = str_replace( "\r", '', $metadata ); // Windows compat
        return array(
            array(
                "$base/US_states_by_total_state_tax_revenue.svg",
                array(
                    'height' => 593,
                    'metadata' => $metadata,
                    'width' => 959,
                    'originalWidth' => '958.69',
                    'originalHeight' => '592.78998',
                    'translations' => array(),
                )
            ),
        );
    }
}