Move common libs to libs/common

libs/common/stevedore/tests/manager.py

@@ -0,0 +1,67 @@
+#  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.
+
+"""TestExtensionManager
+
+Extension manager used only for testing.
+"""
+
+import warnings
+
+from stevedore import extension
+
+
+class TestExtensionManager(extension.ExtensionManager):
+    """ExtensionManager that is explicitly initialized for tests.
+
+    .. deprecated:: 0.13
+
+       Use the :func:`make_test_instance` class method of the class
+       being replaced by the test instance instead of using this class
+       directly.
+
+    :param extensions: Pre-configured Extension instances to use
+                       instead of loading them from entry points.
+    :type extensions: list of :class:`~stevedore.extension.Extension`
+    :param namespace: The namespace for the entry points.
+    :type namespace: str
+    :param invoke_on_load: Boolean controlling whether to invoke the
+        object returned by the entry point after the driver is loaded.
+    :type invoke_on_load: bool
+    :param invoke_args: Positional arguments to pass when invoking
+        the object returned by the entry point. Only used if invoke_on_load
+        is True.
+    :type invoke_args: tuple
+    :param invoke_kwds: Named arguments to pass when invoking
+        the object returned by the entry point. Only used if invoke_on_load
+        is True.
+    :type invoke_kwds: dict
+
+    """
+
+    def __init__(self, extensions,
+                 namespace='test',
+                 invoke_on_load=False,
+                 invoke_args=(),
+                 invoke_kwds={}):
+        super(TestExtensionManager, self).__init__(namespace,
+                                                   invoke_on_load,
+                                                   invoke_args,
+                                                   invoke_kwds,
+                                                   )
+        self.extensions = extensions
+        warnings.warn(
+            'TestExtesionManager has been replaced by make_test_instance()',
+            DeprecationWarning)
+
+    def _load_plugins(self, *args, **kwds):
+        return []