System.Xml.Tests.CTransformConstructorWihtFourParametersTest.InValidCases C# (CSharp) Method

        public void InValidCases(object param0, object param1, object param2)
        {
            int argumentNumber = (int)param0;
            bool expectedResult = (bool)param1;
            bool actualResult = false;

            XslCompiledTransform localXslt = new XslCompiledTransform();
            string stylesheet = @"<xsl:stylesheet version=""1.0"" xmlns:xsl=""http://www.w3.org/1999/XSL/Transform"" />";
            using (XmlReader xslReader = XmlReader.Create(new StringReader(stylesheet)))
            {
                localXslt.Load(xslReader);
            }

            string xmlString = "<root />";
            XmlDocument xmlDoc = new XmlDocument();
            xmlDoc.LoadXml(xmlString);
            XmlReader xmlReader = XmlReader.Create(new StringReader(xmlString));
            XPathNavigator nav = xmlDoc.CreateNavigator();
            object[] testInput = new object[] { xmlReader, nav, new XsltArgumentList(), XmlWriter.Create(Stream.Null), new XmlUrlResolver() };
            if (argumentNumber == 1)
                testInput[0] = null;
            testInput[argumentNumber] = null;

            try
            {
                if (param2 as string == "XmlReader")
                    localXslt.Transform(testInput[0] as XmlReader, testInput[2] as XsltArgumentList, testInput[3] as XmlWriter, testInput[4] as XmlResolver);
                else
                    localXslt.Transform(testInput[1] as IXPathNavigable, testInput[2] as XsltArgumentList, testInput[3] as XmlWriter, testInput[4] as XmlResolver);
                actualResult = true;
            }
            catch (ArgumentNullException ex)
            {
                _output.WriteLine(ex.Message);
                actualResult = false;
            }

            if (actualResult != expectedResult)
                Assert.True(false);

            return;
        }
    }