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stringcmpTest.py
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259 lines (191 loc) · 10.1 KB
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# =============================================================================
# stringcmpTest.py - Test module for stringcmp.py
#
# Freely extensible biomedical record linkage (Febrl) Version 0.2.2
# See http://datamining.anu.edu.au/projects/linkage.html
#
# =============================================================================
# AUSTRALIAN NATIONAL UNIVERSITY OPEN SOURCE LICENSE (ANUOS LICENSE)
# VERSION 1.1
#
# The contents of this file are subject to the ANUOS License Version 1.1 (the
# "License"); you may not use this file except in compliance with the License.
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
# the specific language governing rights and limitations under the License.
# The Original Software is "stringcmpTest.py".
# The Initial Developers of the Original Software are Dr Peter Christen
# (Department of Computer Science, Australian National University) and Dr Tim
# Churches (Centre for Epidemiology and Research, New South Wales Department
# of Health). Copyright (C) 2002, 2003 the Australian National University and
# others. All Rights Reserved.
# Contributors:
#
# =============================================================================
"""Module stringcmpTest.py - Test module for stringcmp.py.
"""
# -----------------------------------------------------------------------------
import unittest
import stringcmp
# -----------------------------------------------------------------------------
class TestCase(unittest.TestCase):
# Initialise test case - - - - - - - - - - - - - - - - - - - - - - - - - - -
#
def setUp(self):
self.string_pairs = [['peter', 'peter' ],
['peter', ' peter' ],
['peter', 'xanthalope"' ],
['christensen', 'christensen' ],
['prapasi asawakun', 'prapasi asawakun',],
['prapasi asawakun', 'paprasi asawakun',],
['shackleford', 'shackelford' ],
['dunningham', 'cunnigham' ],
['nichleson', 'nichulson' ],
['jones', 'johnson' ],
['massey', 'massie' ],
['abroms', 'abrams' ],
['hardin', 'martinez' ],
['aa', 'aaa' ],
['aab', 'aaa' ],
[' aab ', ' a a a ' ],
['aaaaaaaaaa', 'aaaaaaaaab' ],
['aaaaaaaaaa', 'aaaaaaaa' ],
[' ', ' ' ],
[' ', ' ' ],
[' ', ' # ' ],
['1234567890', '2345678901' ],
[' re$ mkM )"- ', ' re$ mkM )"- ' ],
[' re$ mkM )"- ', ' re$ mkM )"- ' ],
[' re$% mkM %")- ', ' " or4%~~!][{ . ' ]]
# Clean up test case - - - - - - - - - - - - - - - - - - - - - - - - - - - -
#
def tearDown(self):
pass # Nothing to clean up
# ---------------------------------------------------------------------------
#
# Start test cases
def testJaro(self): # - - - - - - - - - - - - - - - - - - - - - - - - - - -
"""Test 'Jaro' approximate string comparator"""
for pair in self.string_pairs:
approx_str_value = stringcmp.jaro(pair[0],pair[1])
assert (isinstance(approx_str_value,float)), \
'"Jaro" does not return a floating point number for: '+str(pair)
assert (approx_str_value >= 0.0), \
'"Jaro" returns a negative number for: '+str(pair)
assert (approx_str_value <= 1.0), \
'"Jaro" returns a number larger than 1.0 for: '+str(pair)
approx_str_value_1 = stringcmp.jaro(pair[0],pair[1])
approx_str_value_2 = stringcmp.jaro(pair[1],pair[0])
assert (approx_str_value_1 == approx_str_value_2), \
'"Jaro" returns different values for pair and swapped pair: '+ \
str(pair)+': '+str(approx_str_value_1)+', '+ \
str(approx_str_value_2)
# Check for value 1.0 if the strings are the same
#
if (pair[0] == pair[1]):
assert (approx_str_value == 1.0), \
'"Jaro" does not return 1.0 if strings are equal: '+str(pair)
def testWinkler(self): # - - - - - - - - - - - - - - - - - - - - - - - - - -
"""Test 'Winkler' approximate string comparator"""
for pair in self.string_pairs:
approx_str_value = stringcmp.winkler(pair[0],pair[1])
assert (isinstance(approx_str_value,float)), \
'"Winkler" does not return a floating point number for:'+ \
str(pair)
assert (approx_str_value >= 0.0), \
'"Winkler" returns a negative number for:'+str(pair)
assert (approx_str_value <= 1.0), \
'"Winkler" returns a number larger than 1.0 for:'+str(pair)
approx_str_value_1 = stringcmp.winkler(pair[0],pair[1])
approx_str_value_2 = stringcmp.winkler(pair[1],pair[0])
assert (approx_str_value_1 == approx_str_value_2), \
'"Winkler" returns different values for pair and swapped ' + \
'pair: '+str(pair)+': '+str(approx_str_value_1)+', '+ \
str(approx_str_value_2)
# Check for value 1.0 if the strings are the same
#
if (pair[0] == pair[1]):
assert (approx_str_value == 1.0), \
'"Winkler" does not return 1.0 if strings are equal: '+str(pair)
# Winkler should always return a value equal to or larger than Jaro
#
approx_str_value_winkler = stringcmp.winkler(pair[0],pair[1])
approx_str_value_jaro = stringcmp.jaro(pair[0],pair[1])
assert (approx_str_value_winkler >= approx_str_value_jaro), \
'"Winkler" value smaller than "Jaro" value for:'+str(pair)
def testBigram(self): # - - - - - - - - - - - - - - - - - - - - - - - - - -
"""Test 'Bigram' approximate string comparator"""
for pair in self.string_pairs:
approx_str_value = stringcmp.bigram(pair[0],pair[1])
assert (isinstance(approx_str_value,float)), \
'"Bigram" does not return a floating point number for: '+str(pair)
assert (approx_str_value >= 0.0), \
'"Bigram" returns a negative number for: '+str(pair)
assert (approx_str_value <= 1.0), \
'"Bigram" returns a number larger than 1.0 for: '+str(pair)
approx_str_value_1 = stringcmp.bigram(pair[0],pair[1])
approx_str_value_2 = stringcmp.bigram(pair[1],pair[0])
assert (approx_str_value_1 == approx_str_value_2), \
'"Bigram" returns different values for pair and swapped ' + \
'pair: '+str(pair)+': '+str(approx_str_value_1)+', '+ \
str(approx_str_value_2)
# Check for value 1.0 if the strings are the same
#
if (pair[0] == pair[1]):
assert (approx_str_value == 1.0), \
'"Bigram" does not return 1.0 if strings are equal: '+str(pair)
def testEditDist(self): # - - - - - - - - - - - - - - - - - - - - - - - - -
"""Test 'EditDist' approximate string comparator"""
for pair in self.string_pairs:
approx_str_value = stringcmp.editdist(pair[0],pair[1])
assert (isinstance(approx_str_value,float)), \
'"EditDist" does not return a floating point number for: '+ \
str(pair)
assert (approx_str_value >= 0.0), \
'"EditDist" returns a negative number for: '+str(pair)
assert (approx_str_value <= 1.0), \
'"EditDist" returns a number larger than 1.0 for: '+str(pair)
approx_str_value_1 = stringcmp.editdist(pair[0],pair[1])
approx_str_value_2 = stringcmp.editdist(pair[1],pair[0])
assert (approx_str_value_1 == approx_str_value_2), \
'"EditDist" returns different values for pair and swapped ' + \
'pair: '+str(pair)+': '+str(approx_str_value_1)+', '+ \
str(approx_str_value_2)
# Check for value 1.0 if the strings are the same
#
if (pair[0] == pair[1]):
assert (approx_str_value == 1.0), \
'"EditDist" does not return 1.0 if strings are equal: '+ \
str(pair)
def testSeqMatch(self): # - - - - - - - - - - - - - - - - - - - - - - - - -
"""Test 'SeqMatch' approximate string comparator"""
for pair in self.string_pairs:
approx_str_value = stringcmp.seqmatch(pair[0],pair[1])
assert (isinstance(approx_str_value,float)), \
'"SeqMatch" does not return a floating point number for: '+ \
str(pair)
assert (approx_str_value >= 0.0), \
'"SeqMatch" returns a negative number for: '+str(pair)
assert (approx_str_value <= 1.0), \
'"SeqMatch" returns a number larger than 1.0 for: '+str(pair)
approx_str_value_1 = stringcmp.seqmatch(pair[0],pair[1])
approx_str_value_2 = stringcmp.seqmatch(pair[1],pair[0])
assert (approx_str_value_1 == approx_str_value_2), \
'"SeqMatch" returns different values for pair and swapped ' + \
'pair: '+str(pair)+': '+str(approx_str_value_1)+', '+ \
str(approx_str_value_2)
# Check for value 1.0 if the strings are the same
#
if (pair[0] == pair[1]):
assert (approx_str_value == 1.0), \
'"SeqMatch" does not return 1.0 if strings are equal: '+ \
str(pair)
# -----------------------------------------------------------------------------
# Start tests when called from command line
if (__name__ == "__main__"):
unittest.main() # Run all test
# The following code does the same as 'unittest.main()'
#
# mysuite = unittest.makeSuite(TestCase,'test')
# testrunner = unittest.TextTestRunner(verbosity=1)
# testrunner.run(mysuite)