113 lines
3.8 KiB
Python
113 lines
3.8 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Zun DB test base class."""
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import fixtures
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import zun.conf
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from zun.db import api as db_api
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from zun.db.sqlalchemy import api as sqla_api
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from zun.db.sqlalchemy import migration
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from zun.db.sqlalchemy import models
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from zun.tests import base
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CONF = zun.conf.CONF
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_DB_CACHE = None
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class Database(fixtures.Fixture):
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def __init__(self, db_api, db_migrate, sql_connection):
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self.sql_connection = sql_connection
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self.engine = db_api.get_engine()
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self.engine.dispose()
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conn = self.engine.connect()
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self.setup_sqlite(db_migrate)
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self.post_migrations()
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self._DB = "".join(line for line in conn.connection.iterdump())
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self.engine.dispose()
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def setup_sqlite(self, db_migrate):
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if db_migrate.version():
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return
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models.Base.metadata.create_all(self.engine)
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db_migrate.stamp('head')
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def _setUp(self):
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conn = self.engine.connect()
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conn.connection.executescript(self._DB)
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self.addCleanup(self.engine.dispose)
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def post_migrations(self):
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"""Any addition steps that are needed outside of the migrations."""
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class DbTestCase(base.TestCase):
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def setUp(self):
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super(DbTestCase, self).setUp()
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self.dbapi = db_api._get_dbdriver_instance()
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global _DB_CACHE
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if not _DB_CACHE:
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_DB_CACHE = Database(sqla_api, migration,
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sql_connection=CONF.database.connection)
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self.useFixture(_DB_CACHE)
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class ModelsObjectComparatorMixin(object):
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def _dict_from_object(self, obj, ignored_keys):
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if ignored_keys is None:
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ignored_keys = []
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return {k: v for k, v in obj.items()
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if k not in ignored_keys}
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def _assertEqualObjects(self, obj1, obj2, ignored_keys=None):
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obj1 = self._dict_from_object(obj1, ignored_keys)
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obj2 = self._dict_from_object(obj2, ignored_keys)
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self.assertEqual(len(obj1),
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len(obj2),
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"Keys mismatch: %s" %
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str(set(obj1.keys()) ^ set(obj2.keys())))
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for key, value in obj1.items():
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self.assertEqual(value, obj2[key])
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def _assertEqualListsOfObjects(self, objs1, objs2, ignored_keys=None):
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obj_to_dict = lambda o: self._dict_from_object(o, ignored_keys) # noqa
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sort_key = lambda d: [d[k] for k in sorted(d)] # noqa: E731
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conv_and_sort = lambda obj: ( # noqa: E731
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sorted(map(obj_to_dict, obj), key=sort_key))
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self.assertEqual(conv_and_sort(objs1), conv_and_sort(objs2))
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def _assertEqualOrderedListOfObjects(self, objs1, objs2,
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ignored_keys=None):
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obj_to_dict = lambda o: self._dict_from_object(o, ignored_keys) # noqa
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conv = lambda objs: [obj_to_dict(obj) for obj in objs] # noqa: E731
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self.assertEqual(conv(objs1), conv(objs2))
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def _assertEqualListsOfPrimitivesAsSets(self, primitives1, primitives2):
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self.assertEqual(len(primitives1), len(primitives2))
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for primitive in primitives1:
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self.assertIn(primitive, primitives2)
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for primitive in primitives2:
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self.assertIn(primitive, primitives1)
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