ExifTest.php

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<?php
class ExifTest extends MediaWikiTestCase {

        public function setUp() {
                $this->mediaPath = dirname( __FILE__ ) . '/../../data/media/';

                if ( !wfDl( 'exif' ) ) {
                        $this->markTestSkipped( "This test needs the exif extension." );
                }
                global $wgShowEXIF;
                $this->showExif = $wgShowEXIF;
                $wgShowEXIF = true;
        }
        public function tearDown() {
                global $wgShowEXIF;
                $wgShowEXIF = $this->showExif;
        }

        public function testGPSExtraction() {

                $filename = $this->mediaPath . 'exif-gps.jpg';
                $seg = JpegMetadataExtractor::segmentSplitter( $filename ); 
                $exif = new Exif( $filename, $seg['byteOrder'] );
                $data = $exif->getFilteredData();
                $expected = array(
                        'GPSLatitude' => 88.5180555556,
                        'GPSLongitude' => -21.12357,
                        'GPSAltitude' => -200,
                        'GPSDOP' => '5/1',
                        'GPSVersionID' => '2.2.0.0',
                );
                $this->assertEquals( $expected, $data, '', 0.0000000001 );
        }
        public function testUnicodeUserComment() {

                $filename = $this->mediaPath . 'exif-user-comment.jpg';
                $seg = JpegMetadataExtractor::segmentSplitter( $filename ); 
                $exif = new Exif( $filename, $seg['byteOrder'] );
                $data = $exif->getFilteredData();

                $expected = array(
                        'UserComment' => 'test⁔comment'
                );
                $this->assertEquals( $expected, $data );
        }


}