def test_cuckoo_filter_export(self): ''' test exporting a cuckoo filter ''' filename = './test.cko' md5sum = '49b947ddf364d27934570a6b33076b93' cko = CuckooFilter() for i in range(1000): cko.add(str(i)) cko.export(filename) md5_out = calc_file_md5(filename) self.assertEqual(md5sum, md5_out) os.remove(filename)
def test_cuckoo_filter_export(self): """test exporting a cuckoo filter""" md5sum = "1371760d4ee9ccbe83e0144919750140" with NamedTemporaryFile(dir=os.getcwd(), suffix=".cko", delete=DELETE_TEMP_FILES) as fobj: cko = CuckooFilter() for i in range(1000): cko.add(str(i)) cko.export(fobj.name) md5_out = calc_file_md5(fobj.name) self.assertEqual(md5sum, md5_out)
def test_cuckoo_filter_load(self): ''' test loading a saved cuckoo filter ''' filename = './test.cko' md5sum = '49b947ddf364d27934570a6b33076b93' cko = CuckooFilter() for i in range(1000): cko.add(str(i)) cko.export(filename) md5_out = calc_file_md5(filename) self.assertEqual(md5sum, md5_out) ckf = CuckooFilter(filepath=filename) for i in range(1000): self.assertTrue(ckf.check(str(i))) self.assertEqual(10000, ckf.capacity) self.assertEqual(4, ckf.bucket_size) self.assertEqual(500, ckf.max_swaps) self.assertEqual(0.025, ckf.load_factor()) os.remove(filename)
def test_cuckoo_filter_load(self): """test loading a saved cuckoo filter""" md5sum = "1371760d4ee9ccbe83e0144919750140" with NamedTemporaryFile(dir=os.getcwd(), suffix=".cko", delete=DELETE_TEMP_FILES) as fobj: cko = CuckooFilter() for i in range(1000): cko.add(str(i)) cko.export(fobj.name) md5_out = calc_file_md5(fobj.name) self.assertEqual(md5sum, md5_out) ckf = CuckooFilter(filepath=fobj.name) for i in range(1000): self.assertTrue(ckf.check(str(i))) self.assertEqual(10000, ckf.capacity) self.assertEqual(4, ckf.bucket_size) self.assertEqual(500, ckf.max_swaps) self.assertEqual(0.025, ckf.load_factor())