38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import collections
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from goal_tools.who_helped import summarize
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from goal_tools.tests import base
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class TestSummarizeBy(base.TestCase):
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_data = [
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{'a': 'A', 'b': 'B'},
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{'a': 'A', 'b': 'C'},
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]
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def test_one_column(self):
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results = summarize._summarize_by(['a'], self._data)
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expected = collections.Counter({('A',): 2})
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self.assertEqual(expected, results)
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def test_two_columns(self):
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results = summarize._summarize_by(['a', 'b'], self._data)
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expected = collections.Counter({
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('A', 'B'): 1,
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('A', 'C'): 1,
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})
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self.assertEqual(expected, results)
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