@Test
 public void testGetExifOrientationDegrees() {
   assertEquals(
       0, TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_NORMAL));
   assertEquals(
       90, TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_TRANSPOSE));
   assertEquals(
       90, TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_ROTATE_90));
   assertEquals(
       180, TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_ROTATE_180));
   assertEquals(
       180,
       TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_FLIP_VERTICAL));
   assertEquals(
       270, TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_TRANSVERSE));
   assertEquals(
       270, TransformationUtils.getExifOrientationDegrees(ExifInterface.ORIENTATION_ROTATE_270));
 }