| # |
| # 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. |
| # |
| |
| """Unit tests for cross-language generate sequence.""" |
| |
| from __future__ import absolute_import |
| from __future__ import print_function |
| |
| import logging |
| import os |
| import re |
| import unittest |
| |
| from nose.plugins.attrib import attr |
| |
| from apache_beam.io.external.generate_sequence import GenerateSequence |
| from apache_beam.testing.test_pipeline import TestPipeline |
| from apache_beam.testing.util import assert_that |
| from apache_beam.testing.util import equal_to |
| |
| |
| @attr('UsesCrossLanguageTransforms') |
| @unittest.skipUnless( |
| os.environ.get('EXPANSION_PORT'), |
| "EXPANSION_PORT environment var is not provided.") |
| class XlangGenerateSequenceTest(unittest.TestCase): |
| def test_generate_sequence(self): |
| test_pipeline = TestPipeline() |
| port = os.environ.get('EXPANSION_PORT') |
| address = 'localhost:%s' % port |
| |
| try: |
| with test_pipeline as p: |
| res = ( |
| p |
| | GenerateSequence(start=1, stop=10, |
| expansion_service=address) |
| ) |
| |
| assert_that(res, equal_to([i for i in range(1, 10)])) |
| except RuntimeError as e: |
| if re.search(GenerateSequence.URN, str(e)): |
| print("looks like URN not implemented in expansion service, skipping.") |
| else: |
| raise e |
| |
| |
| if __name__ == '__main__': |
| logging.getLogger().setLevel(logging.INFO) |
| unittest.main() |