Cadenza.Collections.Tests.MutableLookupTest.CountValueType C# (CSharp) Метод

        public void CountValueType()
        {
            var lookup = new MutableLookup<int, int>();
            Assert.AreEqual (0, lookup.Count);
            lookup.Add (1, 10);
            Assert.AreEqual (1, lookup.Count);
            lookup.Add (2, 20);
            Assert.AreEqual (2, lookup.Count);
            lookup.Add (2, 21);
            Assert.AreEqual (2, lookup.Count);

            lookup.Remove (1, 10);
            Assert.AreEqual(1, lookup.Count);
        }