static void Main(string[] args) { //creating objects for API classes to write messages on console or to the database. HelloWorldConsole hwc = new HelloWorldConsole(); hwc.SetConsoleMsg("Hellow World!"); hwc.displayConsoleMessage(); //similary we can add a code to write messages to database HelloWorldDatabase hwd = new HelloWorldDatabase(); hwd.SetConsoleMsg("Write Hellow World to database"); hwd.DBWrite(); //using configuation file to determine where to write the information switch (ConfigurationManager.AppSettings["AppType"]) { case "Console": HelloWorldConsole hwcApp = new HelloWorldConsole(); hwcApp.SetConsoleMsg("Hello World!"); hwcApp.displayConsoleMessage(); break; case "Database": HelloWorldConsole hwdApp = new HelloWorldConsole(); hwdApp.SetConsoleMsg("Hello World!"); hwdApp.DBWrite(); break; default: Console.Write("Invalid option for AppType"); break; } Console.ReadKey(); }
public void SetDatabaseMessage() { HelloWorldDatabase hwd = new HelloWorldDatabase(); hwd.SetConsoleMsg("Hello World"); Assert.IsNotNull(hwd); Assert.AreEqual("Hello World", hwd.consoleMsg); }
public void CreateDatabaseBehaviorAndSetMessage() { //Arrange HelloWorldDatabase dbApp = new HelloWorldDatabase(); //Act dbApp.SetMessage("Hello World"); //Assert Assert.IsNotNull(dbApp); Assert.AreEqual("Hello World", dbApp.ConsoleMessage); }
static void Main(string[] args) { Console.WriteLine("------- Abstract Class Version (strategy pattern)--------"); HelloWorldConsole conApp = new HelloWorldConsole(); conApp.SetMessage("Hello World"); conApp.ConsoleDisplay(); HelloWorldDatabase dbApp = new HelloWorldDatabase(); dbApp.SetMessage("Hello World"); dbApp.ConsoleDisplay(); Console.WriteLine("\n------- Interface Version (strategy pattern) --------"); App newApp = new App(); var appBehavior = ConfigurationManager.AppSettings["ProgramBehavior"]; switch (appBehavior) { case "Console": newApp.setBehavior(new ConsoleBehavior()); newApp.setMessage("Hello World"); newApp.WriteMessage(); break; case "Database": newApp.setBehavior(new DatabaseBehavior()); newApp.setMessage("Hello World"); newApp.WriteMessage(); break; default: newApp.setBehavior(new ConsoleBehavior()); newApp.setMessage("Hello World"); newApp.WriteMessage(); break; } Console.ReadKey(); }