#!/usr/bin/python2
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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 format_utils.py."""
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import unittest
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from update_payload import format_utils
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class NumToPercentTest(unittest.TestCase):
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""" Tests number conversion to percentage format."""
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def testHundredPercent(self):
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self.assertEqual(format_utils.NumToPercent(1, 1), '100%')
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def testOverHundredPercent(self):
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self.assertEqual(format_utils.NumToPercent(5, 2), '250%')
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def testWholePercent(self):
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self.assertEqual(format_utils.NumToPercent(3, 10), '30%')
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def testDefaultMinPrecision(self):
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self.assertEqual(format_utils.NumToPercent(3, 9), '33.3%')
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self.assertEqual(format_utils.NumToPercent(3, 900), '0.3%')
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def testDefaultMaxPrecision(self):
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self.assertEqual(format_utils.NumToPercent(3, 9000000), '0.00003%')
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self.assertEqual(format_utils.NumToPercent(3, 90000000), '0%')
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def testCustomMinPrecision(self):
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self.assertEqual(format_utils.NumToPercent(3, 9, min_precision=3),
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'33.333%')
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self.assertEqual(format_utils.NumToPercent(3, 9, min_precision=0),
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'33%')
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def testCustomMaxPrecision(self):
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self.assertEqual(format_utils.NumToPercent(3, 900, max_precision=1),
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'0.3%')
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self.assertEqual(format_utils.NumToPercent(3, 9000, max_precision=1),
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'0%')
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class BytesToHumanReadableTest(unittest.TestCase):
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""" Tests number conversion to human readable format."""
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def testBaseTwo(self):
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self.assertEqual(format_utils.BytesToHumanReadable(0x1000), '4 KiB')
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self.assertEqual(format_utils.BytesToHumanReadable(0x400000), '4 MiB')
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self.assertEqual(format_utils.BytesToHumanReadable(0x100000000), '4 GiB')
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self.assertEqual(format_utils.BytesToHumanReadable(0x40000000000), '4 TiB')
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def testDecimal(self):
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self.assertEqual(format_utils.BytesToHumanReadable(5000, decimal=True),
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'5 kB')
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self.assertEqual(format_utils.BytesToHumanReadable(5000000, decimal=True),
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'5 MB')
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self.assertEqual(format_utils.BytesToHumanReadable(5000000000,
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decimal=True),
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'5 GB')
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def testDefaultPrecision(self):
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self.assertEqual(format_utils.BytesToHumanReadable(5000), '4.8 KiB')
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self.assertEqual(format_utils.BytesToHumanReadable(500000), '488.2 KiB')
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self.assertEqual(format_utils.BytesToHumanReadable(5000000), '4.7 MiB')
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def testCustomPrecision(self):
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self.assertEqual(format_utils.BytesToHumanReadable(5000, precision=3),
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'4.882 KiB')
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self.assertEqual(format_utils.BytesToHumanReadable(500000, precision=0),
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'488 KiB')
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self.assertEqual(format_utils.BytesToHumanReadable(5000000, precision=5),
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'4.76837 MiB')
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if __name__ == '__main__':
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unittest.main()
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