JpegTest.php

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<?php
class JpegTest extends MediaWikiTestCase {
 
    protected $filePath;
 
    protected function setUp() {
        parent::setUp();
        $this->checkPHPExtension( 'exif' );
 
        $this->filePath = __DIR__ . '/../../data/media/';
 
        $this->setMwGlobals( 'wgShowEXIF', true );
 
        $this->backend = new FSFileBackend( array(
            'name' => 'localtesting',
            'wikiId' => wfWikiId(),
            'containerPaths' => array( 'data' => $this->filePath )
        ) );
        $this->repo = new FSRepo( array(
            'name' => 'temp',
            'url' => 'http://localhost/thumbtest',
            'backend' => $this->backend
        ) );
 
        $this->handler = new JpegHandler;
    }
 
    public function testInvalidFile() {
        $file = $this->dataFile( 'README', 'image/jpeg' );
        $res = $this->handler->getMetadata( $file, $this->filePath . 'README' );
        $this->assertEquals( ExifBitmapHandler::BROKEN_FILE, $res );
    }
 
    public function testJpegMetadataExtraction() {
        $file = $this->dataFile( 'test.jpg', 'image/jpeg' );
        $res = $this->handler->getMetadata( $file, $this->filePath . 'test.jpg' );
        $expected = 'a:7:{s:16:"ImageDescription";s:9:"Test file";s:11:"XResolution";s:4:"72/1";s:11:"YResolution";s:4:"72/1";s:14:"ResolutionUnit";i:2;s:16:"YCbCrPositioning";i:1;s:15:"JPEGFileComment";a:1:{i:0;s:17:"Created with GIMP";}s:22:"MEDIAWIKI_EXIF_VERSION";i:2;}';
 
        // Unserialize in case serialization format ever changes.
        $this->assertEquals( unserialize( $expected ), unserialize( $res ) );
    }
 
    public function testGetIndependentMetaArray() {
        $file = $this->dataFile( 'test.jpg', 'image/jpeg' );
        $res = $this->handler->getCommonMetaArray( $file );
        $expected = array(
            'ImageDescription' => 'Test file',
            'XResolution' => '72/1',
            'YResolution' => '72/1',
            'ResolutionUnit' => 2,
            'YCbCrPositioning' => 1,
            'JPEGFileComment' => array(
                'Created with GIMP',
            ),
        );
 
        $this->assertEquals( $res, $expected );
    }
 
    private function dataFile( $name, $type ) {
        return new UnregisteredLocalFile( false, $this->repo,
            "mwstore://localtesting/data/$name", $type );
    }
}