public static function setUpBeforeClass() { parent::setUpBeforeClass(); $tmpDir = sys_get_temp_dir(); self::$file1 = $tmpDir . '/test.jpg'; copy(__DIR__ . '/../../../../files/iphone_pic.jpg', self::$file1); self::$file2 = $tmpDir . '/test.txt'; copy(__DIR__ . '/../../../../files/ISOLatin1.txt', self::$file2); }