static void Main(string[] args)
{
// create message writer service
var messageWriterService = new MessageWriterService();
// write message (letting service use the default writer, which is specified in app.config)
messageWriterService.WriteMessage("Hello World");
// write press to exit message
Console.WriteLine("\npress any key to exit...");
// wait for user keypress before closing
Console.ReadKey();
}
public void TestConsoleMessageWriterOutput()
{
// set test text
var testText = "Hello World Console";
// redirect the console output into a stringbuilder
StringBuilder builder = new StringBuilder();
TextWriter writer = new StringWriter(builder);
Console.SetOut(writer);
// get message writer service
var svc = new MessageWriterService();
// write message, passing a specific IMessageWriter
bool success = svc.WriteMessage(testText, new MessageWriters.ConsoleMessageWriter());
// read the redirected console output to determine if it wrote correctly
Assert.AreEqual(testText, builder.ToString());
// make sure true was returned (and that a caught/logged exception didn't happen)
Assert.AreEqual(success, true);
}