public void ExclaimWillWriteCorrectMessageToMessageWriter()
{
// Fixture setup
var writerMock = new Mock<IMessageWriter>();
var sut = new Salutation(writerMock.Object);
// Exercise system
sut.Exclaim();
// Verify outcome
writerMock.Verify(w => w.Write("Hello DI!"));
// Teardown
}
private static void Main()
{
/* Replace the hard-coded initialization of ConsoleMessageWriter with the below three
* statements to use an example of Constrained Construction late binding. */
//var typeName =
// ConfigurationManager.AppSettings["messageWriter"];
//var type = Type.GetType(typeName, true);
//IMessageWriter writer =
// (IMessageWriter)Activator.CreateInstance(type);
/* Replace the hard-coded initialization of ConsoleMessageWriter with the below two
* statements to use an example of a Decorator. */
//Thread.CurrentPrincipal = new WindowsPrincipal(WindowsIdentity.GetCurrent());
//IMessageWriter writer =
// new SecureMessageWriter(
// new ConsoleMessageWriter());
IMessageWriter writer = new ConsoleMessageWriter();
var salutation = new Salutation(writer);
salutation.Exclaim();
}
private static void Main()
{
/* Replace the hard-coded initialization of ConsoleMessageWriter with the below three
* statements to use an example of Constrained Construction late binding. */
//var typeName =
// ConfigurationManager.AppSettings["messageWriter"];
//var type = Type.GetType(typeName, true);
//IMessageWriter writer =
// (IMessageWriter)Activator.CreateInstance(type);
/* Replace the hard-coded initialization of ConsoleMessageWriter with the below two
* statements to use an example of a Decorator. */
//Thread.CurrentPrincipal = new WindowsPrincipal(WindowsIdentity.GetCurrent());
//IMessageWriter writer =
// new SecureMessageWriter(
// new ConsoleMessageWriter());
IMessageWriter writer = new ConsoleMessageWriter();
var salutation = new Salutation(writer);
salutation.Exclaim();
}