def test_c_cuckoo_filter_export(self):
"""test exporting a counting cuckoo filter"""
md5sum = "6a98c2df1ec9fbb4f75f8e6392696b9b"
with NamedTemporaryFile(dir=os.getcwd(), suffix=".cck", delete=DELETE_TEMP_FILES) as fobj:
cko = CountingCuckooFilter(capacity=1000, bucket_size=2, auto_expand=False)
for i in range(100):
cko.add(str(i))
cko.export(fobj.name)
md5_out = calc_file_md5(fobj.name)
self.assertEqual(md5sum, md5_out)
def test_c_cuckoo_filter_export(self):
''' test exporting a counting cuckoo filter '''
filename = './test.cck'
md5sum = '60e7072e44947b9b6e5d7bd08a64d8a3'
cko = CountingCuckooFilter(capacity=1000, bucket_size=2,
auto_expand=False)
for i in range(100):
cko.add(str(i))
cko.export(filename)
md5_out = calc_file_md5(filename)
self.assertEqual(md5sum, md5_out)
os.remove(filename)
def test_c_cuckoo_filter_export(self):
""" test exporting a counting cuckoo filter """
filename = "./test.cck"
md5sum = "60e7072e44947b9b6e5d7bd08a64d8a3"
cko = CountingCuckooFilter(capacity=1000,
bucket_size=2,
auto_expand=False)
for i in range(100):
cko.add(str(i))
cko.export(filename)
md5_out = calc_file_md5(filename)
self.assertEqual(md5sum, md5_out)
os.remove(filename)
def test_c_cuckoo_filter_load(self):
"""test loading a saved counting cuckoo filter"""
md5sum = "6a98c2df1ec9fbb4f75f8e6392696b9b"
with NamedTemporaryFile(dir=os.getcwd(), suffix=".cck", delete=DELETE_TEMP_FILES) as fobj:
cko = CountingCuckooFilter(capacity=1000, bucket_size=2, auto_expand=False)
for i in range(100):
cko.add(str(i))
cko.export(fobj.name)
md5_out = calc_file_md5(fobj.name)
self.assertEqual(md5sum, md5_out)
ckf = CountingCuckooFilter(filepath=fobj.name)
for i in range(100):
self.assertEqual(ckf.check(str(i)), 1)
self.assertEqual(1000, ckf.capacity)
self.assertEqual(2, ckf.bucket_size)
self.assertEqual(500, ckf.max_swaps)
self.assertEqual(0.05, ckf.load_factor())
def test_c_cuckoo_filter_load(self):
''' test loading a saved counting cuckoo filter '''
filename = './test.cck'
md5sum = '60e7072e44947b9b6e5d7bd08a64d8a3'
cko = CountingCuckooFilter(capacity=1000, bucket_size=2,
auto_expand=False)
for i in range(100):
cko.add(str(i))
cko.export(filename)
md5_out = calc_file_md5(filename)
self.assertEqual(md5sum, md5_out)
ckf = CountingCuckooFilter(filepath=filename)
for i in range(100):
self.assertEqual(ckf.check(str(i)), 1)
self.assertEqual(1000, ckf.capacity)
self.assertEqual(2, ckf.bucket_size)
self.assertEqual(500, ckf.max_swaps)
self.assertEqual(0.05, ckf.load_factor())
os.remove(filename)
def test_c_cuckoo_filter_load(self):
""" test loading a saved counting cuckoo filter """
filename = "./test.cck"
md5sum = "60e7072e44947b9b6e5d7bd08a64d8a3"
cko = CountingCuckooFilter(capacity=1000,
bucket_size=2,
auto_expand=False)
for i in range(100):
cko.add(str(i))
cko.export(filename)
md5_out = calc_file_md5(filename)
self.assertEqual(md5sum, md5_out)
ckf = CountingCuckooFilter(filepath=filename)
for i in range(100):
self.assertEqual(ckf.check(str(i)), 1)
self.assertEqual(1000, ckf.capacity)
self.assertEqual(2, ckf.bucket_size)
self.assertEqual(500, ckf.max_swaps)
self.assertEqual(0.05, ckf.load_factor())
os.remove(filename)