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#!/usr/bin/python -S
#
# Copyright 2014 Google Inc. All rights reserved.
#
# Licensed 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.
"""
hash_candidates_test.py: Tests for hash_candidates.py
"""
import cStringIO
import unittest
import rappor
import hash_candidates # module under test
STDIN = """\
apple
banana
carrot
"""
EXPECTED_CSV_OUT = """\
apple,5,1,26,26,38,34,63,62\r
banana,12,14,28,24,37,34,62,49\r
carrot,4,12,25,21,48,38,61,54\r
"""
class HashCandidatesTest(unittest.TestCase):
def setUp(self):
self.params = rappor.Params()
self.params.num_bloombits = 16
self.params.num_cohorts = 4
self.params.num_hashes = 2
def testHash(self):
stdin = cStringIO.StringIO(STDIN)
stdout = cStringIO.StringIO()
hash_candidates.HashCandidates(self.params, stdin, stdout)
self.assertMultiLineEqual(EXPECTED_CSV_OUT, stdout.getvalue())
if __name__ == '__main__':
unittest.main()
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