1 files changed, 99 insertions, 0 deletions
diff --git a/yardstick/tests/functional/common/messaging/test_messaging.py b/yardstick/tests/functional/common/messaging/test_messaging.py
new file mode 100644
index 000000000..f3e31e718
--- /dev/null
+++ b/yardstick/tests/functional/common/messaging/test_messaging.py
@@ -0,0 +1,99 @@
+# Copyright (c) 2018 Intel Corporation
+#
+# 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 multiprocessing
+import time
+
+from yardstick.common.messaging import consumer
+from yardstick.common.messaging import payloads
+from yardstick.common.messaging import producer
+from yardstick.tests.functional import base
+
+
+TOPIC = 'topic_MQ'
+METHOD_INFO = 'info'
+
+
+class DummyPayload(payloads.Payload):
+    REQUIRED_FIELDS = {'version', 'data'}
+
+
+class DummyEndpoint(consumer.NotificationHandler):
+
+    def info(self, ctxt, **kwargs):
+        if ctxt['id'] in self._ctx_ids:
+            self._queue.put('Nr {}, data: {}, id: {}'.format(
+                self._id, kwargs['data'], ctxt['id']))
+
+
+class DummyConsumer(consumer.MessagingConsumer):
+
+    def __init__(self, _id, ctx_ids, queue):
+        self._id = _id
+        endpoints = [DummyEndpoint(_id, ctx_ids, queue)]
+        super(DummyConsumer, self).__init__(TOPIC, ctx_ids, endpoints)
+
+
+class DummyProducer(producer.MessagingProducer):
+    pass
+
+
+def _run_consumer(_id, ctx_ids, queue):
+    _consumer = DummyConsumer(_id, ctx_ids, queue)
+    _consumer.start_rpc_server()
+    _consumer.wait()
+
+
+class MessagingTestCase(base.BaseFunctionalTestCase):
+
+    @staticmethod
+    def _terminate_consumers(num_consumers, processes):
+        for i in range(num_consumers):
+            processes[i].terminate()
+
+    def test_run_five_consumers(self):
+        output_queue = multiprocessing.Queue()
+        num_consumers = 10
+        ctx_1 = 100001
+        ctx_2 = 100002
+        producers = [DummyProducer(TOPIC, _id=ctx_1),
+                     DummyProducer(TOPIC, _id=ctx_2)]
+
+        processes = []
+        for i in range(num_consumers):
+            processes.append(multiprocessing.Process(
+                name='consumer_{}'.format(i),
+                target=_run_consumer,
+                args=(i, [ctx_1, ctx_2], output_queue)))
+            processes[i].start()
+        self.addCleanup(self._terminate_consumers, num_consumers, processes)
+
+        time.sleep(2)  # Let consumers to create the listeners
+        for producer in producers:
+            for message in ['message 0', 'message 1']:
+                producer.send_message(METHOD_INFO,
+                                      DummyPayload(version=1, data=message))
+
+        time.sleep(2)  # Let consumers attend the calls
+        output = []
+        while not output_queue.empty():
+            output.append(output_queue.get(True, 1))
+
+        self.assertEqual(num_consumers * 4, len(output))
+        msg_template = 'Nr {}, data: {}, id: {}'
+        for i in range(num_consumers):
+            for ctx in [ctx_1, ctx_2]:
+                for message in ['message 0', 'message 1']:
+                    msg = msg_template.format(i, message, ctx)
+                    self.assertIn(msg, output)