public void VerifyCountAfterRemoveMultipleValues()
        {
            //Arrange
            WilliamsCustomList <int> willsList = new WilliamsCustomList <int>();
            int value          = 6;
            int secondValue    = 12;
            int thirdValue     = 18;
            int fourthValue    = 24;
            int expectedResult = 24;

            //Act
            willsList.Remove(value);
            willsList.Remove(secondValue);
            willsList.Remove(thirdValue);
            willsList.Add(fourthValue);
            //Assert
            Assert.AreEqual(expectedResult, willsList[0]);
        }
        public void VerifyCountAfterRemoveFirstValue()
        {
            //Arrange
            WilliamsCustomList <int> willsList = new WilliamsCustomList <int>();
            int value        = 6;
            int secondValue  = 12;
            int expectResult = 12;

            //Act
            willsList.Remove(value);
            willsList.Add(secondValue);
            //Assert //[1]
            Assert.AreEqual(expectResult, willsList[0]);
        }