71 lines
1.7 KiB
Python
Executable File
71 lines
1.7 KiB
Python
Executable File
#!/usr/bin/python -S
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#
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# Copyright 2014 Google Inc. All rights reserved.
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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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sum_bits_test.py: Tests for sum_bits.py
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"""
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import cStringIO
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import unittest
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import rappor
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import sum_bits # module under test
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CSV_IN = """\
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user_id,cohort,bloom,prr,rappor
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5,1,dummy,dummy,0000111100001111
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5,1,dummy,dummy,0000000000111100
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"""
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# NOTE: bit order is reversed.
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EXPECTED_CSV_OUT = """\
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0\r
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2,1,1,2,2,1,1,0,0,1,1,1,1,0,0,0,0\r
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"""
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TOO_MANY_COLUMNS = """\
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user_id,cohort,rappor
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5,1,0000111100001111,extra
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"""
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class SumBitsTest(unittest.TestCase):
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def setUp(self):
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self.params = rappor.Params()
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self.params.num_bloombits = 16
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self.params.num_cohorts = 2
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def testSum(self):
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stdin = cStringIO.StringIO(CSV_IN)
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stdout = cStringIO.StringIO()
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sum_bits.SumBits(self.params, stdin, stdout)
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self.assertMultiLineEqual(EXPECTED_CSV_OUT, stdout.getvalue())
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def testErrors(self):
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stdin = cStringIO.StringIO(TOO_MANY_COLUMNS)
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stdout = cStringIO.StringIO()
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self.assertRaises(
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RuntimeError, sum_bits.SumBits, self.params, stdin, stdout)
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if __name__ == '__main__':
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unittest.main()
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