Merge "Add a fixture for dealing with config"

2 files changed, 45 insertions, 0 deletions

diff --git a/tests/unit/fixture/__init__.py b/tests/unit/fixture/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/unit/fixture/__init__.py
diff --git a/tests/unit/fixture/test_config.py b/tests/unit/fixture/test_config.py
new file mode 100644
index 0000000..89582cc
--- /dev/null
+++ b/tests/unit/fixture/test_config.py
@@ -0,0 +1,45 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+#
+# Copyright 2013 Mirantis, Inc.
+# Copyright 2013 OpenStack Foundation
+# All Rights Reserved.
+#
+#    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 oslo.config import cfg
+
+from openstack.common.fixture import config
+from tests.utils import BaseTestCase
+
+conf = cfg.CONF
+
+
+class ConfigTestCase(BaseTestCase):
+    def setUp(self):
+        super(ConfigTestCase, self).setUp()
+        self.config = self.useFixture(config.Config(conf)).config
+        self.config_fixture = config.Config(conf)
+        conf.register_opt(cfg.StrOpt(
+            'testing_option', default='initial_value'))
+
+    def test_overriden_value(self):
+        self.assertEquals(conf.get('testing_option'), 'initial_value')
+        self.config(testing_option='changed_value')
+        self.assertEquals(conf.get('testing_option'),
+                          self.config_fixture.conf.get('testing_option'))
+
+    def test_cleanup(self):
+        self.config(testing_option='changed_value')
+        self.assertEquals(self.config_fixture.conf.get('testing_option'),
+                          'changed_value')
+        self.config_fixture.conf.reset()
+        self.assertEquals(conf.get('testing_option'), 'initial_value')