Alquimiaware.NuGetUnity.Tests.CommandArgsBuilderTests.AssertContainsOption C# (CSharp) Method

        protected void AssertContainsOption(
            string args,
            string expectedOption,
            string expectedValue = null)
        {
            var option = string.Concat("-", expectedOption);
            var chunks = args.Split(
                " ".ToCharArray(),
                StringSplitOptions.RemoveEmptyEntries);

            var optionIdx = Array.IndexOf(chunks, option);
            if (optionIdx == -1)
                Assert.Fail(
                    "Expected Option: {0}\nWas not found in: {1}",
                    option, args);

            if (expectedValue != null)
            {
                int valueIdx = optionIdx + 1;
                bool isOutOfRange = valueIdx >= chunks.Length;
                if (isOutOfRange || chunks[valueIdx] != expectedValue)
                    Assert.Fail(
                        "Expected Value For Option <{0}> : {1}\nActual:  {2}",
                        expectedOption,
                        expectedValue,
                        isOutOfRange ? "<Has no value>" : chunks[valueIdx]);
            }
        }