def METHOD_NAME(self):
    for signature in GOOGLE_PIXEL_MOTION_PHOTO_MP4_SIGNATURES:
        content = JPEG + MP4_PREFIX + signature + MP4_DATA
        file = create_test_file(self.test_image_path, self.user, content)
        path = extract_embedded_media(file)
        expected = f"{settings.MEDIA_ROOT}/embedded_media/{file.hash}_1.mp4"
        self.assertEqual(path, expected)
        with open(path, "rb") as f:
            contents = f.read()
            self.assertEqual(MP4_PREFIX + signature + MP4_DATA, contents)