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78 lines
2.3 KiB
78 lines
2.3 KiB
7 months ago
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#!/usr/bin/env python
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#
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# Copyright (C) 2013 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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"""Unit tests for histogram.py."""
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# Disable check for function names to avoid errors based on old code
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# pylint: disable-msg=invalid-name
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from __future__ import absolute_import
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import unittest
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from update_payload import format_utils
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from update_payload import histogram
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class HistogramTest(unittest.TestCase):
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""" Tests histogram"""
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@staticmethod
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def AddHumanReadableSize(size):
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fmt = format_utils.BytesToHumanReadable(size)
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return '%s (%s)' % (size, fmt) if fmt else str(size)
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def CompareToExpectedDefault(self, actual_str):
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expected_str = (
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'Yes |################ | 5 (83.3%)\n'
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'No |### | 1 (16.6%)'
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)
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self.assertEqual(actual_str, expected_str)
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def testExampleHistogram(self):
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self.CompareToExpectedDefault(str(histogram.Histogram(
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[('Yes', 5), ('No', 1)])))
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def testFromCountDict(self):
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self.CompareToExpectedDefault(str(histogram.Histogram.FromCountDict(
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{'Yes': 5, 'No': 1})))
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def testFromKeyList(self):
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self.CompareToExpectedDefault(str(histogram.Histogram.FromKeyList(
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['Yes', 'Yes', 'No', 'Yes', 'Yes', 'Yes'])))
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def testCustomScale(self):
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expected_str = (
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'Yes |#### | 5 (83.3%)\n'
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'No | | 1 (16.6%)'
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)
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actual_str = str(histogram.Histogram([('Yes', 5), ('No', 1)], scale=5))
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self.assertEqual(actual_str, expected_str)
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def testCustomFormatter(self):
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expected_str = (
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'Yes |################ | 5000 (4.8 KiB) (83.3%)\n'
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'No |### | 1000 (16.6%)'
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)
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actual_str = str(histogram.Histogram(
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[('Yes', 5000), ('No', 1000)], formatter=self.AddHumanReadableSize))
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self.assertEqual(actual_str, expected_str)
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if __name__ == '__main__':
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unittest.main()
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