| # |
| # 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 __future__ import absolute_import |
| |
| import threading |
| import unittest |
| |
| import apache_beam as beam |
| from apache_beam.runners import DirectRunner |
| from apache_beam.runners import TestDirectRunner |
| from apache_beam.runners import create_runner |
| from apache_beam.testing import test_pipeline |
| |
| |
| class DirectPipelineResultTest(unittest.TestCase): |
| |
| def test_waiting_on_result_stops_executor_threads(self): |
| pre_test_threads = set(t.ident for t in threading.enumerate()) |
| |
| for runner in ['DirectRunner', 'BundleBasedDirectRunner', |
| 'SwitchingDirectRunner']: |
| pipeline = test_pipeline.TestPipeline(runner=runner) |
| _ = (pipeline | beam.Create([{'foo': 'bar'}])) |
| result = pipeline.run() |
| result.wait_until_finish() |
| |
| post_test_threads = set(t.ident for t in threading.enumerate()) |
| new_threads = post_test_threads - pre_test_threads |
| self.assertEqual(len(new_threads), 0) |
| |
| def test_create_runner(self): |
| self.assertTrue( |
| isinstance(create_runner('DirectRunner'), |
| DirectRunner)) |
| self.assertTrue( |
| isinstance(create_runner('TestDirectRunner'), |
| TestDirectRunner)) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |