GIFMetadataExtractorTest.php

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<?php
class GIFMetadataExtractorTest extends MediaWikiTestCase {

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

        $this->mediaPath = __DIR__ . '/../../data/media/';
    }

    public function testGetMetadata( $filename, $expected ) {
        $actual = GIFMetadataExtractor::getMetadata( $this->mediaPath . $filename );
        $this->assertEquals( $expected, $actual );
    }

    public static function provideGetMetadata() {

        $xmpNugget = <<<EOF
<?xpacket begin='' id='W5M0MpCehiHzreSzNTczkc9d'?>
<x:xmpmeta xmlns:x='adobe:ns:meta/' x:xmptk='Image::ExifTool 7.30'>
<rdf:RDF xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns#'>

 <rdf:Description rdf:about=''
  xmlns:Iptc4xmpCore='http://iptc.org/std/Iptc4xmpCore/1.0/xmlns/'>
  <Iptc4xmpCore:Location>The interwebs</Iptc4xmpCore:Location>
 </rdf:Description>

 <rdf:Description rdf:about=''
  xmlns:tiff='http://ns.adobe.com/tiff/1.0/'>
  <tiff:Artist>Bawolff</tiff:Artist>
  <tiff:ImageDescription>
   <rdf:Alt>
    <rdf:li xml:lang='x-default'>A file to test GIF</rdf:li>
   </rdf:Alt>
  </tiff:ImageDescription>
 </rdf:Description>
</rdf:RDF>
</x:xmpmeta>
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
                                                                                                    
<?xpacket end='w'?>
EOF;
        $xmpNugget = str_replace( "\r", '', $xmpNugget ); // Windows compat

        return array(
            array(
                'nonanimated.gif',
                array(
                    'comment' => array( 'GIF test file ⁕ Created with GIMP' ),
                    'duration' => 0.1,
                    'frameCount' => 1,
                    'looped' => false,
                    'xmp' => '',
                )
            ),
            array(
                'animated.gif',
                array(
                    'comment' => array( 'GIF test file . Created with GIMP' ),
                    'duration' => 2.4,
                    'frameCount' => 4,
                    'looped' => true,
                    'xmp' => '',
                )
            ),

            array(
                'animated-xmp.gif',
                array(
                    'xmp' => $xmpNugget,
                    'duration' => 2.4,
                    'frameCount' => 4,
                    'looped' => true,
                    'comment' => array( 'GIƒ·test·file' ),
                )
            ),
        );
    }
}