@Test
public void testRotateImageExifReturnsGivenBitmapIfOrientationIsInvalid() {
Bitmap toRotate = Bitmap.createBitmap(200, 100, Bitmap.Config.ARGB_8888);
// Use assertTrue because Robolectric incorrectly implements equality for Bitmaps. We want
// not just an identical Bitmap, but our original Bitmap object back.
Bitmap rotated = TransformationUtils.rotateImageExif(bitmapPool, toRotate, -1);
assertTrue(toRotate == rotated);
}
@Test
public void testRotateImageExifHandlesBitmapsWithNullConfigs() {
Bitmap toRotate = Bitmap.createBitmap(100, 100, Bitmap.Config.RGB_565);
Shadows.shadowOf(toRotate).setConfig(null);
Bitmap rotated =
TransformationUtils.rotateImageExif(
bitmapPool, toRotate, ExifInterface.ORIENTATION_ROTATE_180);
assertEquals(Bitmap.Config.ARGB_8888, rotated.getConfig());
}
@Test
public void testRotateImageExifReturnsGivenBitmapIfRotationIsNormal() {
Bitmap toRotate = Bitmap.createBitmap(100, 200, Bitmap.Config.ARGB_4444);
// Use assertTrue because Robolectric incorrectly implements equality for Bitmaps. We want
// not just an identical Bitmap, but our original Bitmap object back.
Bitmap rotated =
TransformationUtils.rotateImageExif(bitmapPool, toRotate, ExifInterface.ORIENTATION_NORMAL);
assertTrue(toRotate == rotated);
}
