Tests.Tests.TestStringParserABAOptional C# (CSharp) Method

        public void TestStringParserABAOptional()
        {
            StringParser p = new StringParser("ABAA");
            var results = p.Interleave<string>(
                () => p.ParseString("A"),
                p.Optional(() => p.ParseString("B")));

            var expected = new[] { "A", "B", "A", "A" };
            Assert.AreEqual(expected, results);
        }