| # |
| # 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. |
| # |
| |
| """ValidatesRunner tests for CombineFn lifecycle and bundle methods.""" |
| |
| # pytype: skip-file |
| |
| import unittest |
| from functools import wraps |
| |
| import pytest |
| from parameterized import parameterized_class |
| |
| from apache_beam.options.pipeline_options import DebugOptions |
| from apache_beam.options.pipeline_options import PipelineOptions |
| from apache_beam.options.pipeline_options import StandardOptions |
| from apache_beam.runners.direct import direct_runner |
| from apache_beam.runners.portability import fn_api_runner |
| from apache_beam.testing.test_pipeline import TestPipeline |
| from apache_beam.transforms.combinefn_lifecycle_pipeline import CallSequenceEnforcingCombineFn |
| from apache_beam.transforms.combinefn_lifecycle_pipeline import run_combine |
| from apache_beam.transforms.combinefn_lifecycle_pipeline import run_pardo |
| |
| |
| def skip_unless_v2(fn): |
| @wraps(fn) |
| def wrapped(*args, **kwargs): |
| self = args[0] |
| options = self.pipeline.get_pipeline_options() |
| standard_options = options.view_as(StandardOptions) |
| experiments = options.view_as(DebugOptions).experiments or [] |
| |
| if 'DataflowRunner' in standard_options.runner and \ |
| 'use_runner_v2' not in experiments: |
| self.skipTest( |
| 'CombineFn.setup and CombineFn.teardown are not supported. ' |
| 'Please use Dataflow Runner V2.') |
| else: |
| return fn(*args, **kwargs) |
| |
| return wrapped |
| |
| |
| @pytest.mark.it_validatesrunner |
| class CombineFnLifecycleTest(unittest.TestCase): |
| def setUp(self): |
| self.pipeline = TestPipeline(is_integration_test=True) |
| |
| @skip_unless_v2 |
| def test_combine(self): |
| run_combine(self.pipeline) |
| |
| @skip_unless_v2 |
| def test_non_liftable_combine(self): |
| run_combine(self.pipeline, lift_combiners=False) |
| |
| @skip_unless_v2 |
| def test_combining_value_state(self): |
| if ('DataflowRunner' in self.pipeline.get_pipeline_options().view_as( |
| StandardOptions).runner): |
| self.skipTest('BEAM-11793') |
| run_pardo(self.pipeline) |
| |
| |
| @parameterized_class([ |
| {'runner': direct_runner.BundleBasedDirectRunner}, |
| {'runner': fn_api_runner.FnApiRunner}, |
| ]) # yapf: disable |
| class LocalCombineFnLifecycleTest(unittest.TestCase): |
| def tearDown(self): |
| CallSequenceEnforcingCombineFn.instances.clear() |
| |
| def test_combine(self): |
| run_combine(TestPipeline(runner=self.runner())) |
| self._assert_teardown_called() |
| |
| def test_non_liftable_combine(self): |
| test_options = PipelineOptions(flags=['--allow_unsafe_triggers']) |
| run_combine( |
| TestPipeline(runner=self.runner(), options=test_options), |
| lift_combiners=False) |
| self._assert_teardown_called() |
| |
| def test_combining_value_state(self): |
| run_pardo(TestPipeline(runner=self.runner())) |
| self._assert_teardown_called() |
| |
| def _assert_teardown_called(self): |
| """Ensures that teardown has been invoked for all CombineFns.""" |
| for instance in CallSequenceEnforcingCombineFn.instances: |
| self.assertTrue(instance._teardown_called) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |