added base classes for tests

.coveragerc

@@ -0,0 +1,7 @@
+[run]
+omit = *cdn/openstack*
+
+[report]
+exclude_lines =
+    # Don't complain if tests don't hit defensive assertion code
+    raise NotImplementedError

tests/base.py

@@ -0,0 +1,86 @@
+# Copyright (c) 2014 Rackspace Hosting, Inc.
+#
+# 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.
+
+import os
+
+import fixtures
+from oslo.config import cfg
+import six
+import testtools
+
+
+class TestCase(testtools.TestCase):
+    """Child class of testtools.TestCase.
+
+    Inherit from this and write your test methods. If the child class defines
+    a prepare(self) method, this method will be called before executing each
+    test method.
+    """
+
+    config_file = None
+
+    def setUp(self):
+        super(TestCase, self).setUp()
+
+        self.useFixture(fixtures.FakeLogger('cdn'))
+
+        if self.config_file:
+            self.conf = self.load_conf(self.config_file)
+        else:
+            self.conf = cfg.ConfigOpts()
+
+    @classmethod
+    def conf_path(cls, filename):
+        """Returns the full path to the specified conf file.
+
+        :param filename: Name of the conf file to find (e.g.,
+                         'wsgi_memory.conf')
+        """
+
+        if os.path.exists(filename):
+            return filename
+
+        return os.path.join(os.environ["CDN_TESTS_CONFIGS_DIR"], filename)
+
+    @classmethod
+    def load_conf(cls, filename):
+        """Loads `filename` configuration file.
+
+        :param filename: Name of the conf file to find (e.g.,
+                         'wsgi_memory.conf')
+
+        :returns: Project's config object.
+        """
+        conf = cfg.ConfigOpts()
+        conf(args=[], default_config_files=[cls.conf_path(filename)])
+        return conf
+
+    def config(self, group=None, **kw):
+        """Override some configuration values.
+
+        The keyword arguments are the names of configuration options to
+        override and their values.
+
+        If a group argument is supplied, the overrides are applied to
+        the specified configuration option group.
+
+        All overrides are automatically cleared at the end of the current
+        test by the tearDown() method.
+        """
+        for k, v in six.iteritems(kw):
+            self.conf.set_override(k, v, group)
+
+    def _my_dir(self):
+        return os.path.abspath(os.path.dirname(__file__))

tests/functional/base/base.py

@@ -0,0 +1,28 @@
+# Copyright (c) 2014 Rackspace Hosting, Inc.
+#
+# 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 cdn import tests
+
+
+class TestCase(tests.TestCase):
+    """Child class of tests.TestCase
+
+    Inherit from this and write your test methods. If the child class defines
+    a prepare(self) method, this method will be called before executing each
+    test method.
+    """
+
+    def setUp(self):
+        super(TestCase, self).setUp()

tests/unit/base/base.py

@@ -0,0 +1,28 @@
+# Copyright (c) 2014 Rackspace Hosting, Inc.
+#
+# 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 cdn import tests
+
+
+class TestCase(tests.TestCase):
+    """Child class of tests.TestCase
+
+    Inherit from this and write your test methods. If the child class defines
+    a prepare(self) method, this method will be called before executing each
+    test method.
+    """
+
+    def setUp(self):
+        super(TestCase, self).setUp()

tests/unit/manager/default/test_driver.py

@@ -15,16 +15,18 @@
 
 from cdn.manager.default import driver
 from cdn.manager.default import services
+from cdn.tests.unit import base
 
 from mock import patch
 from oslo.config import cfg
-from unittest import TestCase
 
 
-class DefaultManagerDriverTests(TestCase):
+class DefaultManagerDriverTests(base.TestCase):
     @patch('cdn.storage.base.driver.StorageDriverBase')
     @patch('cdn.provider.base.driver.ProviderDriverBase')
     def setUp(self, mock_storage, mock_provider):
+        super(DefaultManagerDriverTests, self).setUp()
+
         conf = cfg.ConfigOpts()
         self.driver = driver.DefaultManagerDriver(conf,
                                                   mock_storage,

tests/unit/manager/default/test_services.py

@@ -15,18 +15,20 @@
 
 from cdn.manager.default import driver
 from cdn.manager.default import services
+from cdn.tests.unit import base
 
 from ddt import ddt, file_data
 from mock import patch
 from oslo.config import cfg
-from unittest import TestCase
 
 
 @ddt
-class DefaultManagerServiceTests(TestCase):
+class DefaultManagerServiceTests(base.TestCase):
     @patch('cdn.storage.base.driver.StorageDriverBase')
     @patch('cdn.provider.base.driver.ProviderDriverBase')
     def setUp(self, mock_driver, mock_provider):
+        super(DefaultManagerServiceTests, self).setUp()
+
         # create mocked config and driver
         conf = cfg.ConfigOpts()
         manager_driver = driver.DefaultManagerDriver(conf,