Merge "vFW and vDNS support added to azure-plugin"

[multicloud/azure.git] / azure / aria / aria-extension-cloudify / src / aria / tests / orchestrator / workflows / helpers.py

diff --git a/azure/aria/aria-extension-cloudify/src/aria/tests/orchestrator/workflows/helpers.py b/azure/aria/aria-extension-cloudify/src/aria/tests/orchestrator/workflows/helpers.py
new file mode 100644 (file)
index 0000000..8e3f9b1
--- /dev/null
+++ b/azure/aria/aria-extension-cloudify/src/aria/tests/orchestrator/workflows/helpers.py
@@ -0,0 +1,37 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You 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 contextlib import contextmanager
+
+
+@contextmanager
+def events_collector(*signals):
+    handlers = {}
+    collected = {}
+
+    def handler_factory(key):
+        def handler(*args, **kwargs):
+            signal_events = collected.setdefault(key, [])
+            signal_events.append({'args': args, 'kwargs': kwargs})
+        handlers[signal] = handler
+        return handler
+
+    for signal in signals:
+        signal.connect(handler_factory(signal))
+    try:
+        yield collected
+    finally:
+        for signal in signals:
+            signal.disconnect(handlers[signal])