def METHOD_NAME(self):
    """
    Can we read a RGB mode WebP file without error?
    Does it have the bits we expect?
    """
    with Image.open("Tests/images/hopper.webp") as image:
        assert image.mode == self.rgb_mode
        assert image.size == (128, 128)
        assert image.format == "WEBP"
        image.load()
        image.getdata()
        # generated with:
        # dwebp -ppm ../../Tests/images/hopper.webp -o hopper_webp_bits.ppm
        assert_image_similar_tofile(image, "Tests/images/hopper_webp_bits.ppm", 1.0)