System.CodeDom.Tests.CSharpCodeGenerationTests.DefaultValues C# (CSharp) Method

        public void DefaultValues()
        {
            var main = new CodeEntryPointMethod();
            foreach (Type t in new[] { typeof(int), typeof(object), typeof(DateTime), typeof(string) })
            {
                main.Statements.Add(
                    new CodeMethodInvokeExpression(
                        new CodeMethodReferenceExpression(new CodeTypeReferenceExpression(typeof(Console)), "WriteLine"),
                        new CodeExpression[] { new CodeDefaultValueExpression(new CodeTypeReference(t)) }));
            }

            AssertEqual(main,
                 "public static void Main() { " +
                 "     System.Console.WriteLine(default(int)); " +
                 "     System.Console.WriteLine(default(object)); " +
                 "     System.Console.WriteLine(default(System.DateTime)); " +
                 "     System.Console.WriteLine(default(string)); " +
                 "}");

            AssertEqual(
                new CodeDefaultValueExpression(new CodeTypeReference(typeof(Guid))),
                "default(System.Guid)");
            AssertEqual(
                new CodeDefaultValueExpression(new CodeTypeReference("Some.Type.Name")),
                "default(Some.Type.Name)");
        }