public void DisplayInputDialogCommand_OnExecute_CallsDoSomethingWhenDialogConfirmed()
{
// Arrange
Mock <IService> mockService = new Mock <IService>();
IDelegateWorker worker = new DelegateWorker();
MyViewModel vm = new MyViewModel(mockService.Object, worker);
vm.InputDialogInteractionRequest.Raised += (s, e) =>
{
Confirmation context = e.Context as Confirmation;
((Confirmation)context).Confirmed = true;
e.Callback();
};
// Act
vm.DisplayInputDialogCommand.Execute(null);
// Assert
mockService.Verify(s => s.DoSomething(), Times.Once());
}
public void DisplayInputDialogCommand_OnExecute_ClearsIsBusyWhenDone()
{
// Arrange
Mock <IService> mockService = new Mock <IService>();
IDelegateWorker worker = new DelegateWorker();
MyViewModel vm = new MyViewModel(mockService.Object, worker);
vm.InputDialogInteractionRequest.Raised += (s, e) =>
{
Confirmation context = e.Context as Confirmation;
((Confirmation)context).Confirmed = true;
e.Callback();
};
// Act
vm.DisplayInputDialogCommand.Execute(null);
// Assert
Assert.IsFalse(vm.IsBusy);
}
public void DisplayInputDialogCommand_OnExecuteThrowsError_ShowsErrorDialog()
{
// Arrange
Mock <IService> mockService = new Mock <IService>();
mockService.Setup(s => s.DoSomething()).Throws(new Exception());
DelegateWorker worker = new DelegateWorker();
MyViewModel vm = new MyViewModel(mockService.Object, worker);
vm.InputDialogInteractionRequest.Raised += (s, e) =>
{
Confirmation context = e.Context as Confirmation;
((Confirmation)context).Confirmed = true;
e.Callback();
};
InteractionRequestTestHelper <Notification> irHelper
= new InteractionRequestTestHelper <Notification>(vm.ErrorDialogInteractionRequest);
// Act
vm.DisplayInputDialogCommand.Execute(null);
// Assert
Assert.IsTrue(irHelper.RequestRaised);
}
public void DisplayInputDialogCommand_OnExecuteThrowsError_ShowsErrorDialogWithCorrectErrorMessage()
{
// Arrange
const string ERROR_MESSAGE_TEXT = "do something failed";
Mock <IService> mockService = new Mock <IService>();
mockService.Setup(s => s.DoSomething()).Throws(new Exception(ERROR_MESSAGE_TEXT));
DelegateWorker worker = new DelegateWorker();
MyViewModel vm = new MyViewModel(mockService.Object, worker);
vm.InputDialogInteractionRequest.Raised += (s, e) =>
{
Confirmation context = e.Context as Confirmation;
((Confirmation)context).Confirmed = true;
e.Callback();
};
InteractionRequestTestHelper <Notification> irHelper
= new InteractionRequestTestHelper <Notification>(vm.ErrorDialogInteractionRequest);
// Act
vm.DisplayInputDialogCommand.Execute(null);
// Assert
Assert.AreEqual((string)irHelper.Content, ERROR_MESSAGE_TEXT);
}
