Example #1
0
        public void TestDeletableTestAndRemove()
        {
            var d = new DeletableBloomFilter(100, 10, 0.1);

            // 'a' is not in the filter.
            if (d.TestAndRemove(A_BYTES))
            {
                Assert.Fail("'a' should not be a member");
            }

            d.Add(A_BYTES);

            // 'a' is now in the filter.
            if (!d.TestAndRemove(A_BYTES))
            {
                Assert.Fail("'a' should be a member");
            }

            // 'a' is no longer in the filter.
            if (d.TestAndRemove(A_BYTES))
            {
                Assert.Fail("'a' should not be a member");
            }
        }
Example #2
0
        public void BenchmarkDeletableTestAndRemove()
        {
            var n    = 100000;
            var d    = new DeletableBloomFilter(100, 10, 0.1);
            var data = new byte[n][];

            for (int i = 0; i < n; i++)
            {
                data[i] = Encoding.ASCII.GetBytes(i.ToString());
            }

            for (int i = 0; i < n; i++)
            {
                d.TestAndRemove(data[i]);
            }
        }
Example #3
0
        public void TestDeletableCount()
        {
            var d = new DeletableBloomFilter(100, 10, 0.1);

            for (uint i = 0; i < 10; i++)
            {
                d.Add(Encoding.ASCII.GetBytes(i.ToString()));
            }

            for (int i = 0; i < 5; i++)
            {
                d.TestAndRemove(Encoding.ASCII.GetBytes(i.ToString()));
            }

            var count = d.Count();

            Assert.AreEqual(5u, count);
        }