def test_show_passes_through_to_client(self):
        fixtures = {'image1': {'id': '1', 'name': 'image1', 'is_public': True,
                               'foo': 'bar',
                               'properties': {'prop1': 'propvalue1'}}}
        self.client.images = fixtures
        image_meta = self.service.show(self.context, 'image1')

        expected = {'id': '1', 'name': 'image1', 'is_public': True,
                    'properties': {'prop1': 'propvalue1', 'foo': 'bar'}}
        self.assertEqual(image_meta, expected)
Ensure attributes which aren't BASE_IMAGE_ATTRS are stored in the
dataset/ETHPy150Open nii-cloud/dodai-compute/nova/tests/image/test_glance.py/TestGlanceImageServiceProperties.test_show_passes_through_to_client