public static void InstanceDataCollectionCollection_Contains_inValid()
        {
            InstanceDataCollectionCollection idcc = GetInstanceDataCollectionCollection();

            Assert.Throws <ArgumentNullException>(() => idcc.Contains(null));
        }
        public static void InstanceDataCollectionCollection_Contains_Valid()
        {
            InstanceDataCollectionCollection idcc = GetInstanceDataCollectionCollection();

            Assert.False(idcc.Contains("Not a real instance"));
        }