def test_save_and_read(self):
signal_ref = Image(data_image_byte)
signal_ref.metadata.General.title = test_title
signal_ref.save(os.path.join(my_path, 'unf_files', 'example_temp.unf'),
overwrite=True)
signal = load(os.path.join(my_path, 'unf_files', 'example_temp.unf'))
np.testing.assert_equal(signal.data, signal_ref.data)
np.testing.assert_equal(signal.metadata.General.title, test_title)
nt.assert_is_instance(signal, Image)
