public void Register_WithRequestHandlerType_WithUnregisteredHandler_ThrowsNotRegisteredException()
{
// Arrange
var dispatcher = new DIRequestDispatcher(container);
// Act
TestDelegate register = () => dispatcher.Register <Request, Response, IRequestHandler <Request, Response> >();
// Assert
Assert.That(register, Throws.TypeOf <NotRegisteredException>());
}
public void Register_WithRequestHandlerDelegate_WithUnserializableRequestType_ThrowsUnserializableTypeException()
{
// Arrange
var dispatcher = new DIRequestDispatcher(container);
RequestHandlerDelegate <UnserializableRequest, Response> handler = request => response;
// Act
TestDelegate register = () => dispatcher.Register(handler);
// Assert
Assert.That(register, Throws.TypeOf <UnserializableTypeException>());
}
public void Register_WithRequestHandler_WithUnserializableResponseType_ThrowsUnserializableTypeException()
{
// Arrange
var dispatcher = new DIRequestDispatcher(container);
var handler = new Mock <IRequestHandler <Request, UnserializableResponse> >().Object;
// Act
TestDelegate register = () => dispatcher.Register(handler);
// Assert
Assert.That(register, Throws.TypeOf <UnserializableTypeException>());
}
public void Handle_WithHandlerRegistered_CallsHandler()
{
// Arrange
Response ret = null;
var dispatcher = new DIRequestDispatcher(container);
var requestTask = new RequestTask(receiver, request, r => ret = (Response)r, _ => { });
dispatcher.Register(handler);
// Act
dispatcher.Handle(ref requestTask);
// Assert
mockHandler.Verify(m => m.Handle(It.IsIn(request)), Times.Once);
}
public void Register_WithRequestHandlerType_CallsContainerIsRegistered()
{
// Arrange
var dispatcher = new DIRequestDispatcher(container);
mockContainer
.Setup(m => m.IsRegistered <IRequestHandler <Request, Response> >())
.Returns(true);
// Act
dispatcher.Register <Request, Response, IRequestHandler <Request, Response> >();
// Assert
mockContainer.Verify(m => m.IsRegistered <IRequestHandler <Request, Response> >(), Times.Once);
}
public void Handle_WithHandlerClassRegistered_ReturnsResponse()
{
// Arrange
Response ret = null;
var dispatcher = new DIRequestDispatcher(container);
var requestTask = new RequestTask(receiver, request, r => ret = (Response)r, _ => { });
dispatcher.Register(handler);
// Act
dispatcher.Handle(ref requestTask);
// Assert
Assert.That(ret is Response, Is.True);
Assert.That(ret, Is.SameAs(response));
}
public void Handle_WithBaseClassHandlerFunctionRegistered_ThrowsRequestHandlerNotFoundException()
{
// Arrange
Exception ex = null;
var request = new SubRequest();
var dispatcher = new DIRequestDispatcher(container);
var requestTask = new RequestTask(receiver, request, _ => { }, e => ex = e);
dispatcher.Register <Request, Response>(r => response);
// Act
dispatcher.Handle(ref requestTask);
// Assert
Assert.That(ex, Is.TypeOf <RequestHandlerNotFoundException>());
}
public void Handle_WithHandlerFunctionRegistered_CallsHandler()
{
// Arrange
Response ret = null;
var handled = false;
var dispatcher = new DIRequestDispatcher(container);
var requestTask = new RequestTask(receiver, request, r => ret = (Response)r, _ => { });
dispatcher.Register <Request, Response>(dt => { handled = true; return(response); });
// Act
dispatcher.Handle(ref requestTask);
// Assert
Assert.That(handled, Is.True);
}
public void Handle_WithResolvableHandlerClassRegistered_ResolvesFromContainer()
{
// Arrange
Response ret = null;
var dispatcher = new DIRequestDispatcher(container);
var requestTask = new RequestTask(receiver, request, r => ret = (Response)r, _ => { });
mockContainer.Setup(m => m.IsRegistered <IRequestHandler <Request, Response> >()).Returns(true);
mockContainer.Setup(m => m.Resolve <IRequestHandler <Request, Response> >()).Returns(handler);
dispatcher.Register <Request, Response, IRequestHandler <Request, Response> >();
// Act
dispatcher.Handle(ref requestTask);
// Assert
mockContainer.Verify(m => m.Resolve <IRequestHandler <Request, Response> >(), Times.Once);
}
public void Handle_WithResolvableHandlerClassRegistered_ReturnsResponse()
{
// Arrange
Response ret = null;
var dispatcher = new DIRequestDispatcher(container);
var requestTask = new RequestTask(receiver, request, r => ret = (Response)r, _ => { });
mockContainer.Setup(m => m.IsRegistered <IRequestHandler <Request, Response> >()).Returns(true);
mockContainer.Setup(m => m.Resolve <IRequestHandler <Request, Response> >()).Returns(handler);
dispatcher.Register <Request, Response, IRequestHandler <Request, Response> >();
// Act
dispatcher.Handle(ref requestTask);
// Assert
Assert.That(ret is Response, Is.True);
Assert.That(ret, Is.SameAs(response));
}