'Test that a component can not be moved to it\'s current parent.'

def test_move_current_parent(self):

    parent_loc = self.store.get_parent_location(self.html_usage_key)
    self.assertEqual(parent_loc, self.vert_usage_key)
    response = self._move_component(self.html_usage_key, self.vert_usage_key)
    self.assertEqual(response.status_code, 400)
    response = json.loads(response.content)
    self.assertEqual(response['error'], 'Item    is    already    present    in    target    location.')
    self.assertEqual(self.store.get_parent_location(self.html_usage_key), parent_loc)
