public static void Test()
    {
        var root1 = RequestRootHelper.Create(new ClassA {
            Value = "Some data"
        });
        var root2 = RequestRootHelper.Create(new List <MyObject> {
            new MyObject {
                ObjectValue1 = "Object Value 1-1", ObjectValue2 = "Object Value 2-1"
            }, new MyObject {
                ObjectValue1 = "Object Value 1-2", ObjectValue2 = "Object Value 2-2"
            }
        });
        var serializer = new RequestRootXmlSerializer(new[] { typeof(ClassA), typeof(List <ClassA>), typeof(MyObject), typeof(List <MyObject>) });

        TestRootSerialization(root1, serializer);
        TestRootSerialization(root2, serializer);
    }