System.Collections.Tests.SortedListTests.GetKeyList_Contains_InvalidValueType_ThrowsInvalidOperationException C# (CSharp) Méthode

        public static void GetKeyList_Contains_InvalidValueType_ThrowsInvalidOperationException()
        {
            SortedList sortList1 = Helpers.CreateIntSortedList(100);
            Helpers.PerformActionOnAllSortedListWrappers(sortList1, sortList2 =>
            {
                IList keys = sortList2.GetKeyList();
                Assert.Throws<InvalidOperationException>(() => keys.Contains("hello")); // Value is a different object type
            });

        }