| # |
| # 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 the windowed_value.""" |
| |
| from __future__ import absolute_import |
| |
| import copy |
| import pickle |
| import unittest |
| |
| from apache_beam.utils import windowed_value |
| from apache_beam.utils.timestamp import Timestamp |
| |
| |
| class WindowedValueTest(unittest.TestCase): |
| |
| def test_timestamps(self): |
| wv = windowed_value.WindowedValue(None, 3, ()) |
| self.assertEqual(wv.timestamp, Timestamp.of(3)) |
| self.assertTrue(wv.timestamp is wv.timestamp) |
| self.assertEqual(windowed_value.WindowedValue(None, -2.5, ()).timestamp, |
| Timestamp.of(-2.5)) |
| |
| def test_with_value(self): |
| pane_info = windowed_value.PaneInfo( |
| True, True, windowed_value.PaneInfoTiming.ON_TIME, 0, 0) |
| wv = windowed_value.WindowedValue(1, 3, (), pane_info) |
| self.assertEqual(wv.with_value(10), |
| windowed_value.WindowedValue(10, 3, (), pane_info)) |
| |
| def test_equality(self): |
| self.assertEqual( |
| windowed_value.WindowedValue(1, 3, ()), |
| windowed_value.WindowedValue(1, 3, ())) |
| self.assertNotEqual( |
| windowed_value.WindowedValue(1, 3, ()), |
| windowed_value.WindowedValue(100, 3, ())) |
| self.assertNotEqual( |
| windowed_value.WindowedValue(1, 3, ()), |
| windowed_value.WindowedValue(1, 300, ())) |
| self.assertNotEqual( |
| windowed_value.WindowedValue(1, 3, ()), |
| windowed_value.WindowedValue(1, 300, ((),))) |
| |
| self.assertNotEqual( |
| windowed_value.WindowedValue(1, 3, ()), |
| object()) |
| |
| def test_hash(self): |
| wv = windowed_value.WindowedValue(1, 3, ()) |
| wv_copy = copy.copy(wv) |
| self.assertFalse(wv is wv_copy) |
| self.assertEqual({wv: 100}.get(wv_copy), 100) |
| |
| def test_pickle(self): |
| pane_info = windowed_value.PaneInfo( |
| True, True, windowed_value.PaneInfoTiming.ON_TIME, 0, 0) |
| wv = windowed_value.WindowedValue(1, 3, (), pane_info) |
| self.assertTrue(pickle.loads(pickle.dumps(wv)) == wv) |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |