public void NullStatus_ShouldBeIgnored()
{
var presenter = new FakeMessagePresenter();
var statusPresenter = new JobRunStatusPresenter(presenter);
statusPresenter.BeginPresenting(JobRunStatus.Create("task"));
presenter.Clear();
statusPresenter.PresentAnyChangesTo(null);
presenter.WasMessageShown.Should().BeFalse("because nothing was given to the status presenter");
}
public void SameMessage_ShouldNotLogAnything()
{
var presenter = new FakeMessagePresenter();
var status = JobRunStatus.Create("task");
var statusPresenter = new JobRunStatusPresenter(presenter);
statusPresenter.BeginPresenting(status);
presenter.Clear();
statusPresenter.PresentAnyChangesTo(status);
presenter.WasMessageShown.Should().BeFalse("because no changes have been made yet");
}
public void MessageChange_ShouldLogMessageAfterFirstTime()
{
var presenter = new FakeMessagePresenter();
var status = JobRunStatus.Create("task");
var statusPresenter = new JobRunStatusPresenter(presenter);
statusPresenter.BeginPresenting(status);
statusPresenter.PresentAnyChangesTo(status.WithDifferentMessage("another"));
presenter.Clear();
statusPresenter.PresentAnyChangesTo(status.WithDifferentMessage("third"));
presenter.WasMessageShown.Should().BeTrue("because the message changed");
}
public void TaskStart_ShouldLogMessage()
{
var presenter = new FakeMessagePresenter();
var status = JobRunStatus.Create("task");
var statusPresenter = new JobRunStatusPresenter(presenter);
statusPresenter.BeginPresenting(status);
presenter.Clear();
var copy = status.ToRunningState(StartTime);
statusPresenter.PresentAnyChangesTo(copy);
presenter.WasMessageShown.Should().BeTrue("because the task started");
}
public void TwoMessagesInARow_ShouldNotBePresented()
{
var presenter = new FakeMessagePresenter();
var status = JobRunStatus.Create("task");
var statusPresenter = new JobRunStatusPresenter(presenter);
statusPresenter.BeginPresenting(status);
var another = status.WithDifferentMessage("another");
statusPresenter.PresentAnyChangesTo(another);
presenter.Clear();
statusPresenter.PresentAnyChangesTo(another);
presenter.WasMessageShown.Should().BeFalse("because the message did not change");
}
public void DifferentCurrentMessage_ShouldLogMessage()
{
var presenter = new FakeMessagePresenter();
var status = JobRunStatus.Create("task");
var statusPresenter = new JobRunStatusPresenter(presenter);
statusPresenter.BeginPresenting(status);
presenter.Clear();
var copy = status.ToRunningState(StartTime);
copy.CurrentMessage = "different message";
statusPresenter.PresentAnyChangesTo(copy);
presenter.WasMessageShown.Should().BeTrue("because the message changed");
presenter.MessageShown.Should().Be($"Latest: {copy.CurrentMessage}");
}
