CDP4Common.Tests.Types.OrderedItemListTestFixture.VerifyThatIndexOfReturnsTheExpectpedIndex C# (CSharp) Method

        public void VerifyThatIndexOfReturnsTheExpectpedIndex()
        {
            this.testList = new OrderedItemList<Thing>(this.person, true);
            var email_0 = new EmailAddress(Guid.NewGuid(), null, null);
            var email_1 = new EmailAddress(Guid.NewGuid(), null, null);
            var email_2 = new EmailAddress(Guid.NewGuid(), null, null);
            var email_notcontained = new EmailAddress(Guid.NewGuid(), null, null);

            this.testList.Add(email_0);
            this.testList.Add(email_1);
            this.testList.Add(email_2);

            Assert.AreEqual(0, this.testList.IndexOf(email_0));
            Assert.AreEqual(1, this.testList.IndexOf(email_1));
            Assert.AreEqual(2, this.testList.IndexOf(email_2));

            Assert.AreEqual(-1, this.testList.IndexOf(email_notcontained));
        }