Antlr4.Runtime.Test.TestIntervalSet.TestSimpleAnd C# (CSharp) Method

        public void TestSimpleAnd()
        {
            IntervalSet s = IntervalSet.Of(10, 20);
            IntervalSet s2 = IntervalSet.Of(13, 15);
            String expecting = "{13..15}";
            String result = (s.And(s2)).ToString();
            Assert.AreEqual(expecting, result);
        }