| #!/usr/bin/env python |
| # -*- encoding: utf-8 -*- |
| |
| # 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. |
| |
| |
| # pylint: disable=missing-docstring |
| from queue import Empty |
| import unittest |
| |
| from heron.instance.src.python.utils.misc import HeronCommunicator |
| import heron.instance.tests.python.utils.mock_generator as mock_generator |
| |
| class CommunicatorTest(unittest.TestCase): |
| def setUp(self): |
| self.global_value = 6 |
| |
| def test_generic(self): |
| """Unittest with no producer, consumer specified""" |
| communicator = HeronCommunicator(producer_cb=None, consumer_cb=None) |
| for obj in mock_generator.prim_list: |
| communicator.offer(obj) |
| |
| for obj in mock_generator.prim_list: |
| self.assertEqual(obj, communicator.poll()) |
| |
| def test_empty(self): |
| communicator = HeronCommunicator(producer_cb=None, consumer_cb=None) |
| with self.assertRaises(Empty): |
| communicator.poll() |
| |
| def test_producer_callback(self): |
| def callback(): |
| self.global_value = 10 |
| |
| # test producer cb |
| communicator = HeronCommunicator(producer_cb=callback, consumer_cb=None) |
| communicator.offer("object") |
| self.assertEqual(self.global_value, 6) |
| ret = communicator.poll() |
| self.assertEqual(ret, "object") |
| self.assertEqual(self.global_value, 10) |
| |
| def test_consumer_callback(self): |
| def callback(): |
| self.global_value = 10 |
| |
| # test consumer cb |
| communicator = HeronCommunicator(producer_cb=None, consumer_cb=callback) |
| self.assertEqual(self.global_value, 6) |
| communicator.offer("object") |
| self.assertEqual(self.global_value, 10) |