public void Complex2()
        {
            var termA = new FilterTerm(WorkitemToDo);

            termA.Greater(5);

            var termB = new FilterTerm(WorkitemToDo);

            termB.Less(10);

            var termC = new FilterTerm(WorkitemToDo);

            termC.GreaterOrEqual(20);

            var termD = new FilterTerm(WorkitemToDo);

            termD.LessOrEqual(30);

            var and1 = new AndFilterTerm(termA, termB);
            var and2 = new AndFilterTerm(termC, termD);

            var o = new OrFilterTerm(and1, and2);

            Assert.AreEqual("((Workitem.ToDo>'5';Workitem.ToDo<'10')|(Workitem.ToDo>='20';Workitem.ToDo<='30'))",
                            o.Token);
        }
		public void Complex2() {
			var termA = new FilterTerm(WorkitemToDo);
			termA.Greater(5);

			var termB = new FilterTerm(WorkitemToDo);
			termB.Less(10);

			var termC = new FilterTerm(WorkitemToDo);
			termC.GreaterOrEqual(20);

			var termD = new FilterTerm(WorkitemToDo);
			termD.LessOrEqual(30);

			var and1 = new AndFilterTerm(termA, termB);
			var and2 = new AndFilterTerm(termC, termD);

			var o = new OrFilterTerm(and1, and2);

			Assert.AreEqual("((Workitem.ToDo>'5';Workitem.ToDo<'10')|(Workitem.ToDo>='20';Workitem.ToDo<='30'))",
							o.Token);
		}