def test_cosine_distance():
"""test the Vector Model's cosine similarity distance measurement"""
s1 = "string1"
s2 = "string2"
dist = string_distance_measures.distance_cosine_measure(s1, s1)
print dist
assert dist == 0
dist = string_distance_measures.distance_cosine_measure(s1, s2)
print dist
assert dist == 1
s3 = "mary had a little lamb"
s4 = "mary had another little lamb"
dist = string_distance_measures.distance_cosine_measure(s3, s4)
print "distance:", dist
assert dist > 0.19 and dist < 0.21 # approx. 0.2
s3 = "mary had a little lamb"
s4 = "mary had little lamb"
dist = string_distance_measures.distance_cosine_measure(s3, s4)
print "distance:", dist
assert dist > 0.1 and dist < 0.11 # approx. 0.105572809
dist = string_distance_measures.distance_cosine_measure("", "")
print "distance:", dist
assert dist == 0
def test_cosine_distance():
"""test the Vector Model's cosine similarity distance measurement"""
s1 = "string1"
s2 = "string2"
dist = string_distance_measures.distance_cosine_measure(s1, s1)
print dist
assert dist == 0
dist = string_distance_measures.distance_cosine_measure(s1, s2)
print dist
assert dist == 1
s3 = "mary had a little lamb"
s4 = "mary had another little lamb"
dist = string_distance_measures.distance_cosine_measure(s3, s4)
print "distance:", dist
assert dist > 0.19 and dist < 0.21 # approx. 0.2
s3 = "mary had a little lamb"
s4 = "mary had little lamb"
dist = string_distance_measures.distance_cosine_measure(s3, s4)
print "distance:", dist
assert dist > 0.1 and dist < 0.11 # approx. 0.105572809
dist = string_distance_measures.distance_cosine_measure("", "")
print "distance:", dist
assert dist == 0
def test_calls_work():
"""test the calls to check that the signature works as expected"""
s1 = "string1"
s2 = "string2"
assert string_distance_measures.distance_levenshtein_distance(s1, s1) == 0
assert string_distance_measures.distance_levenshtein_distance(s1, s2) > 0
assert string_distance_measures.distance_levenshtein_jaro_winkler(s1, s1) == 0
assert string_distance_measures.distance_levenshtein_jaro_winkler(s1, s2) > 0
assert string_distance_measures.distance_levenshtein_ratio(s1, s1) == 0
assert string_distance_measures.distance_levenshtein_ratio(s1, s2) > 0
assert string_distance_measures.distance_title_len(s1, s1) == 0
assert string_distance_measures.distance_title_len(s1, s2) == 0 # note same length strings!
s1 = string_distance_measures.make_terms_from_string(s1)
s2 = string_distance_measures.make_terms_from_string(s2)
assert string_distance_measures.distance_nbr_title_terms(s1, s1) == 0
assert string_distance_measures.distance_nbr_title_terms(s1, s2) == 0 # note same length strings!
dist = string_distance_measures.distance_cosine_measure(s1, s1)
print dist
assert dist == 0
dist = string_distance_measures.distance_cosine_measure(s1, s2)
print dist
assert dist == 1
def test_calls_work():
"""test the calls to check that the signature works as expected"""
s1 = "string1"
s2 = "string2"
assert string_distance_measures.distance_levenshtein_distance(s1, s1) == 0
assert string_distance_measures.distance_levenshtein_distance(s1, s2) > 0
assert string_distance_measures.distance_levenshtein_jaro_winkler(s1,
s1) == 0
assert string_distance_measures.distance_levenshtein_jaro_winkler(s1,
s2) > 0
assert string_distance_measures.distance_levenshtein_ratio(s1, s1) == 0
assert string_distance_measures.distance_levenshtein_ratio(s1, s2) > 0
assert string_distance_measures.distance_title_len(s1, s1) == 0
assert string_distance_measures.distance_title_len(
s1, s2) == 0 # note same length strings!
s1 = string_distance_measures.make_terms_from_string(s1)
s2 = string_distance_measures.make_terms_from_string(s2)
assert string_distance_measures.distance_nbr_title_terms(s1, s1) == 0
assert string_distance_measures.distance_nbr_title_terms(
s1, s2) == 0 # note same length strings!
dist = string_distance_measures.distance_cosine_measure(s1, s1)
print dist
assert dist == 0
dist = string_distance_measures.distance_cosine_measure(s1, s2)
print dist
assert dist == 1
