public void ContainsFalseTest()
        {
            var list = new ListOnGenerics <string>();

            list.Add("e");
            list.Add("q");
            Assert.AreEqual(false, list.Contains("r"));
        }
        public void RemoveTest()
        {
            var list = new ListOnGenerics <char>();

            list.Add('e');
            list.Add('q');
            list.Remove('e');
            Assert.AreEqual(false, list.Contains('e'));
        }