MimeAnalyzerTest.php

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<?php
class MimeAnalyzerTest extends PHPUnit\Framework\TestCase {
 
    use MediaWikiCoversValidator;
 
    private $mimeAnalyzer;
 
    function setUp() {
        global $IP;
 
        $this->mimeAnalyzer = new MimeAnalyzer( [
            'infoFile' => $IP . "/includes/libs/mime/mime.info",
            'typeFile' => $IP . "/includes/libs/mime/mime.types",
            'xmlTypes' => [
                'http://www.w3.org/2000/svg:svg' => 'image/svg+xml',
                'svg' => 'image/svg+xml',
                'http://www.lysator.liu.se/~alla/dia/:diagram' => 'application/x-dia-diagram',
                'http://www.w3.org/1999/xhtml:html' => 'text/html', // application/xhtml+xml?
                'html' => 'text/html', // application/xhtml+xml?
            ]
        ] );
        parent::setUp();
    }
 
    function doGuessMimeType( array $parameters = [] ) {
        $class = new ReflectionClass( get_class( $this->mimeAnalyzer ) );
        $method = $class->getMethod( 'doGuessMimeType' );
        $method->setAccessible( true );
        return $method->invokeArgs( $this->mimeAnalyzer, $parameters );
    }
 
    function testImproveTypeFromExtension( $ext, $oldMime, $expectedMime ) {
        $actualMime = $this->mimeAnalyzer->improveTypeFromExtension( $oldMime, $ext );
        $this->assertEquals( $expectedMime, $actualMime );
    }
 
    function providerImproveTypeFromExtension() {
        return [
            [ 'gif', 'image/gif', 'image/gif' ],
            [ 'gif', 'unknown/unknown', 'unknown/unknown' ],
            [ 'wrl', 'unknown/unknown', 'model/vrml' ],
            [ 'txt', 'text/plain', 'text/plain' ],
            [ 'csv', 'text/plain', 'text/csv' ],
            [ 'tsv', 'text/plain', 'text/tab-separated-values' ],
            [ 'js', 'text/javascript', 'application/javascript' ],
            [ 'js', 'application/x-javascript', 'application/javascript' ],
            [ 'json', 'text/plain', 'application/json' ],
            [ 'foo', 'application/x-opc+zip', 'application/zip' ],
            [ 'docx', 'application/x-opc+zip',
                'application/vnd.openxmlformats-officedocument.wordprocessingml.document' ],
            [ 'djvu', 'image/x-djvu', 'image/vnd.djvu' ],
            [ 'wav', 'audio/wav', 'audio/wav' ],
        ];
    }
 
    function testOggRecognize() {
        $oggFile = __DIR__ . '/../../../data/media/say-test.ogg';
        $actualType = $this->mimeAnalyzer->getMediaType( $oggFile, 'application/ogg' );
        $this->assertEquals( MEDIATYPE_AUDIO, $actualType );
    }
 
    function testOpusRecognize() {
        $oggFile = __DIR__ . '/../../../data/media/say-test.opus';
        $actualType = $this->mimeAnalyzer->getMediaType( $oggFile, 'application/ogg' );
        $this->assertEquals( MEDIATYPE_AUDIO, $actualType );
    }
 
    function testMP3AsAudio() {
        $file = __DIR__ . '/../../../data/media/say-test-with-id3.mp3';
        $actualType = $this->mimeAnalyzer->getMediaType( $file );
        $this->assertEquals( MEDIATYPE_AUDIO, $actualType );
    }
 
    function testMP3WithID3Recognize() {
        $file = __DIR__ . '/../../../data/media/say-test-with-id3.mp3';
        $actualType = $this->doGuessMimeType( [ $file, 'mp3' ] );
        $this->assertEquals( 'audio/mpeg', $actualType );
    }
 
    function testMP3NoID3RecognizeMPEG1() {
        $file = __DIR__ . '/../../../data/media/say-test-mpeg1.mp3';
        $actualType = $this->doGuessMimeType( [ $file, 'mp3' ] );
        $this->assertEquals( 'audio/mpeg', $actualType );
    }
 
    function testMP3NoID3RecognizeMPEG2() {
        $file = __DIR__ . '/../../../data/media/say-test-mpeg2.mp3';
        $actualType = $this->doGuessMimeType( [ $file, 'mp3' ] );
        $this->assertEquals( 'audio/mpeg', $actualType );
    }
 
    function testMP3NoID3RecognizeMPEG2_5() {
        $file = __DIR__ . '/../../../data/media/say-test-mpeg2.5.mp3';
        $actualType = $this->doGuessMimeType( [ $file, 'mp3' ] );
        $this->assertEquals( 'audio/mpeg', $actualType );
    }
}