def test_cbf_jaccard_invalid_msg(self):
''' check invalid type in a jaccard index message cbf '''
msg = ('The parameter second must be of type BloomFilter or '
'a BloomFilterOnDisk')
filename = 'tmp.blm'
blm = BloomFilterOnDisk(filename, est_elements=10,
false_positive_rate=0.05)
blm.add('this is a test')
try:
blm.jaccard_index(1)
except TypeError as ex:
self.assertEqual(str(ex), msg)
else:
self.assertEqual(True, False)
os.remove(filename)
def test_cbf_jaccard_invalid_msg(self):
""" check invalid type in a jaccard index message cbf """
msg = "The parameter second must be of type BloomFilter or " "a BloomFilterOnDisk"
filename = "tmp.blm"
blm = BloomFilterOnDisk(filename,
est_elements=10,
false_positive_rate=0.05)
blm.add("this is a test")
try:
blm.jaccard_index(1)
except TypeError as ex:
self.assertEqual(str(ex), msg)
else:
self.assertEqual(True, False)
os.remove(filename)
def test_bfod_jaccard_invalid_msg(self):
"""check invalid type in a jaccard index message cbf"""
msg = "The parameter second must be of type BloomFilter or a BloomFilterOnDisk"
with NamedTemporaryFile(dir=os.getcwd(),
suffix=".blm",
delete=DELETE_TEMP_FILES) as fobj:
blm = BloomFilterOnDisk(fobj.name,
est_elements=10,
false_positive_rate=0.05)
blm.add("this is a test")
try:
blm.jaccard_index(1)
except TypeError as ex:
self.assertEqual(str(ex), msg)
else:
self.assertEqual(True, False)
def test_cbf_jaccard_invalid(self):
''' use an invalid type in a jaccard index cbf '''
filename = 'tmp.blm'
blm = BloomFilterOnDisk(filename, est_elements=10,
false_positive_rate=0.05)
blm.add('this is a test')
self.assertRaises(TypeError, lambda: blm.jaccard_index(1))
def test_cbf_jaccard_invalid(self):
""" use an invalid type in a jaccard index cbf """
filename = "tmp.blm"
blm = BloomFilterOnDisk(filename,
est_elements=10,
false_positive_rate=0.05)
blm.add("this is a test")
self.assertRaises(TypeError, lambda: blm.jaccard_index(1))
def test_cbf_intersection_invalid(self):
''' use an invalid type in a intersection cbf '''
filename = 'tmp.blm'
blm = BloomFilterOnDisk(filename,
est_elements=10,
false_positive_rate=0.05)
blm.add('this is a test')
self.assertRaises(TypeError, lambda: blm.jaccard_index(1))
os.remove(filename)
def test_bfod_jaccard_invalid(self):
"""use an invalid type in a jaccard index cbf"""
with NamedTemporaryFile(dir=os.getcwd(),
suffix=".blm",
delete=DELETE_TEMP_FILES) as fobj:
blm = BloomFilterOnDisk(fobj.name,
est_elements=10,
false_positive_rate=0.05)
blm.add("this is a test")
self.assertRaises(TypeError, lambda: blm.jaccard_index(1))
def test_bfod_jaccard_diff(self):
''' make sure checking for different bloom filters on disk works
jaccard
'''
filename = 'tmp.blm'
blm = BloomFilterOnDisk(filename, est_elements=10,
false_positive_rate=0.05)
blm.add('this is a test')
blm2 = BloomFilter(est_elements=10, false_positive_rate=0.05,
hash_function=different_hash)
blm3 = blm.jaccard_index(blm2)
self.assertEqual(blm3, None)
os.remove(filename)
def test_bfod_jaccard(self):
""" test the on disk jaccard index of two bloom filters """
filename = "tmp.blm"
blm = BloomFilterOnDisk(filename, 10, 0.05)
blm.add("this is a test")
blm.add("this is another test")
blm2 = BloomFilter(10, 0.05)
blm2.add("this is another test")
blm2.add("this is yet another test")
res = blm.jaccard_index(blm2)
self.assertGreater(res, 0.33)
self.assertLess(res, 0.50)
blm.close()
os.remove(filename)
def test_bfod_jaccard_diff(self):
"""make sure checking for different bloom filters on disk works jaccard"""
with NamedTemporaryFile(dir=os.getcwd(),
suffix=".blm",
delete=DELETE_TEMP_FILES) as fobj:
blm = BloomFilterOnDisk(fobj.name,
est_elements=10,
false_positive_rate=0.05)
blm.add("this is a test")
blm2 = BloomFilter(est_elements=10,
false_positive_rate=0.05,
hash_function=different_hash)
blm3 = blm.jaccard_index(blm2)
self.assertEqual(blm3, None)
def test_bfod_jaccard(self):
''' test the on disk jaccard index of two bloom filters '''
filename = 'tmp.blm'
blm = BloomFilterOnDisk(filename, 10, 0.05)
blm.add('this is a test')
blm.add('this is another test')
blm2 = BloomFilter(10, 0.05)
blm2.add('this is another test')
blm2.add('this is yet another test')
res = blm.jaccard_index(blm2)
self.assertGreater(res, 0.33)
self.assertLess(res, 0.50)
blm.close()
os.remove(filename)
def test_bfod_jaccard_diff(self):
"""make sure checking for different bloom filters on disk works
jaccard
"""
filename = "tmp.blm"
blm = BloomFilterOnDisk(filename,
est_elements=10,
false_positive_rate=0.05)
blm.add("this is a test")
blm2 = BloomFilter(est_elements=10,
false_positive_rate=0.05,
hash_function=different_hash)
blm3 = blm.jaccard_index(blm2)
self.assertEqual(blm3, None)
os.remove(filename)
def test_bfod_jaccard(self):
"""test the on disk jaccard index of two bloom filters"""
with NamedTemporaryFile(dir=os.getcwd(),
suffix=".blm",
delete=DELETE_TEMP_FILES) as fobj:
blm = BloomFilterOnDisk(fobj.name, 20, 0.05)
blm.add("this is a test")
blm.add("this is another test")
blm2 = BloomFilter(20, 0.05)
blm2.add("this is another test")
blm2.add("this is yet another test")
res = blm.jaccard_index(blm2)
self.assertGreater(res, 0.33)
self.assertLess(res, 0.50)
blm.close()
