public void WhenValidationFails_ThenThrows_DoesNotCallDecoratedCommandHandler()
{
var validator = A.Fake<IValidator<object>>();
A.CallTo(() => validator.Validate(A<object>._)).Returns(new ValidationResult(new[] {new ValidationFailure("MyProperty", "Some error")}));
var decoratedCommandHandler = A.Fake<ICommandHandler<object>>();
var sut = new ValidationAwareCommandHandler<object>(validator, decoratedCommandHandler);
var command = new object();
AssertEx.TaskThrows<ValidationException>(() => sut.Handle(command));
A.CallTo(() => validator.Validate(command)).MustHaveHappened();
A.CallTo(() => decoratedCommandHandler.Handle(A<object>._)).MustNotHaveHappened();
}
public void Handle_ValidatesFirst_ThenPassesControlToDecoratedCommandHandler()
{
var validator = A.Fake<IValidator<object>>();
A.CallTo(() => validator.Validate(A<object>._)).Returns(new ValidationResult(new ValidationFailure[0]));
var decoratedCommandHandler = A.Fake<ICommandHandler<object>>();
var sut = new ValidationAwareCommandHandler<object>(validator, decoratedCommandHandler);
var command = new object();
var task = sut.Handle(command);
task.Wait();
A.CallTo(() => validator.Validate(command)).MustHaveHappened();
A.CallTo(() => decoratedCommandHandler.Handle(command)).MustHaveHappened();
}
