public void AppendTest()
        {
            var writer = new ConsoleWriter();

            writer.Append(ConsoleWriter.CreateLine("test-1"));
            writer.Append(ConsoleWriter.CreateLine("test-2.1").WriteLine("test-2.2").WriteLine("test-2.3"));
            writer.Append(ConsoleWriter.Create("test-3 - "));
            writer.Append(ConsoleWriter.CreateLine("test-4.1").Write("test-4.2 - ").WriteLine("test-4.3"));

            writer.Write("Hallo - ");
            writer.Write("Test ");
            writer.WriteLine("test {0}", "hoi");

            AssertLineEndings(writer);
        }