public void ItemSoudBeAddedToListIfAddIsCalled()
        {
            var list = new Listing<String>();
            list.Add("Test");
            var count = list.GetItems().Count();

            Assert.AreEqual(1,count);
        }
        public void ListMustBeEmptyOnStartup()
        {
            var list = new Listing<String>();
            var x = list.GetItems();
            var count = x.Count();

            Assert.AreEqual(0,count);
        }
        public void ItemShouldBeRemovedFromListIfRemoveIsCalled()
        {
            var list = new Listing<String>();
            list.Add("Test");
            list.Remove("Test");

            var count = list.GetItems().Count();

            Assert.AreEqual(0, count);
        }