Source code for aiida.backends.tests.orm.test_entities

# -*- coding: utf-8 -*-
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# Copyright (c), The AiiDA team. All rights reserved.                     #
# This file is part of the AiiDA code.                                    #
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# The code is hosted on GitHub at https://github.com/aiidateam/aiida-core #
# For further information on the license, see the LICENSE.txt file        #
# For further information please visit http://www.aiida.net               #
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"""Test for general backend entities"""
from __future__ import division
from __future__ import print_function
from __future__ import absolute_import

from aiida.backends.testbase import AiidaTestCase
from aiida import orm


[docs]class TestBackendEntitiesAndCollections(AiidaTestCase): """Test backend entities and their collections"""
[docs] def test_collections_cache(self): """Make sure that we're not recreating collections each time .objects is called""" # Check directly user_collection = orm.User.objects self.assertIs(user_collection, orm.User.objects) # Now check passing an explicit backend backend = user_collection.backend self.assertIs(user_collection, user_collection(backend))