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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from sqlalchemy.ext import declarative
from keystone.common import sql
from keystone.tests import unit as tests
from keystone.tests.unit import utils
ModelBase = declarative.declarative_base()
class TestModel(ModelBase, sql.ModelDictMixin):
__tablename__ = 'testmodel'
id = sql.Column(sql.String(64), primary_key=True)
text = sql.Column(sql.String(64), nullable=False)
class TestModelDictMixin(tests.BaseTestCase):
def test_creating_a_model_instance_from_a_dict(self):
d = {'id': utils.new_uuid(), 'text': utils.new_uuid()}
m = TestModel.from_dict(d)
self.assertEqual(m.id, d['id'])
self.assertEqual(m.text, d['text'])
def test_creating_a_dict_from_a_model_instance(self):
m = TestModel(id=utils.new_uuid(), text=utils.new_uuid())
d = m.to_dict()
self.assertEqual(m.id, d['id'])
self.assertEqual(m.text, d['text'])
def test_creating_a_model_instance_from_an_invalid_dict(self):
d = {'id': utils.new_uuid(), 'text': utils.new_uuid(), 'extra': None}
self.assertRaises(TypeError, TestModel.from_dict, d)
def test_creating_a_dict_from_a_model_instance_that_has_extra_attrs(self):
expected = {'id': utils.new_uuid(), 'text': utils.new_uuid()}
m = TestModel(id=expected['id'], text=expected['text'])
m.extra = 'this should not be in the dictionary'
self.assertEqual(m.to_dict(), expected)
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