1 files changed, 35 insertions, 0 deletions
diff --git a/tests/common/test_clientmanager.py b/tests/common/test_clientmanager.py
new file mode 100644
index 00000000..fe99c599
--- /dev/null
+++ b/tests/common/test_clientmanager.py
@@ -0,0 +1,35 @@
+#   Copyright 2012-2013 OpenStack, LLC.
+#
+#   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 openstackclient.common import clientmanager
+from tests import utils
+
+
+class Container(object):
+    attr = clientmanager.ClientCache(lambda x: object())
+
+    def __init__(self):
+        pass
+
+
+class TestClientManager(utils.TestCase):
+    def setUp(self):
+        super(TestClientManager, self).setUp()
+
+    def test_singleton(self):
+        # NOTE(dtroyer): Verify that the ClientCache descriptor only invokes
+        # the factory one time and always returns the same value after that.
+        c = Container()
+        self.assertEqual(c.attr, c.attr)