Refactors code and adds unit tests

[osm/MON.git] / osm_mon / tests / unit / core / test_message_bus_client.py

diff --git a/osm_mon/tests/unit/core/test_message_bus_client.py b/osm_mon/tests/unit/core/test_message_bus_client.py
new file mode 100644 (file)
index 0000000..292fbe3
--- /dev/null
+++ b/osm_mon/tests/unit/core/test_message_bus_client.py
@@ -0,0 +1,73 @@
+# -*- coding: utf-8 -*-
+
+# Copyright 2018 Whitestack, LLC
+# *************************************************************
+
+# This file is part of OSM Monitoring module
+# All Rights Reserved to Whitestack, 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.
+
+# For those usages not covered by the Apache License, Version 2.0 please
+# contact: bdiaz@whitestack.com or glavado@whitestack.com
+##
+import asyncio
+from unittest import TestCase, mock
+
+from osm_common.msgkafka import MsgKafka
+
+from osm_mon.core.message_bus_client import MessageBusClient
+from osm_mon.core.config import Config
+
+
+class TestMessageBusClient(TestCase):
+
+    def setUp(self):
+        self.config = Config()
+        self.config.set('message', 'driver', 'kafka')
+        self.loop = asyncio.new_event_loop()
+
+    @mock.patch.object(MsgKafka, 'aioread')
+    def test_aioread(self, aioread):
+        async def mock_callback():
+            pass
+
+        future = asyncio.Future(loop=self.loop)
+        future.set_result('mock')
+        aioread.return_value = future
+        msg_bus = MessageBusClient(self.config, loop=self.loop)
+        topic = 'test_topic'
+        self.loop.run_until_complete(msg_bus.aioread([topic], mock_callback))
+        aioread.assert_called_with(['test_topic'], self.loop, aiocallback=mock_callback)
+
+    @mock.patch.object(MsgKafka, 'aiowrite')
+    def test_aiowrite(self, aiowrite):
+        future = asyncio.Future(loop=self.loop)
+        future.set_result('mock')
+        aiowrite.return_value = future
+        msg_bus = MessageBusClient(self.config, loop=self.loop)
+        topic = 'test_topic'
+        key = 'test_key'
+        msg = {'test': 'test_msg'}
+        self.loop.run_until_complete(msg_bus.aiowrite(topic, key, msg))
+        aiowrite.assert_called_with(topic, key, msg, self.loop)
+
+    @mock.patch.object(MsgKafka, 'aioread')
+    def test_aioread_once(self, aioread):
+        future = asyncio.Future(loop=self.loop)
+        future.set_result('mock')
+        aioread.return_value = future
+        msg_bus = MessageBusClient(self.config, loop=self.loop)
+        topic = 'test_topic'
+        self.loop.run_until_complete(msg_bus.aioread_once(topic))
+        aioread.assert_called_with('test_topic', self.loop)