public void WhenSummaryRequestOperationisCompleted_ThenUpdatesCurrentSummaryAndStatusChangesToNormal()
{
var questionnaireRepositoryMock = new Mock<IQuestionnaireRepository>();
Action<IOperationResult<QuestionnaireTemplateSummary>> summaryCallback = null;
var summary = new QuestionnaireTemplateSummary();
questionnaireRepositoryMock
.Setup(qs => qs.GetQuestionnaireTemplateSummaryAsync(It.IsAny<QuestionnaireTemplate>(), It.IsAny<Action<IOperationResult<QuestionnaireTemplateSummary>>>()))
.Callback<QuestionnaireTemplate, Action<IOperationResult<QuestionnaireTemplateSummary>>>((qt, ac) => summaryCallback = ac);
var viewModel = new QuestionnaireTemplateSummaryViewModel(questionnaireRepositoryMock.Object);
viewModel.CurrentlySelectedQuestionnaireTemplate = new QuestionnaireTemplate();
var summaryResult = new Mock<IOperationResult<QuestionnaireTemplateSummary>>();
summaryResult.SetupGet(r => r.Result).Returns(summary);
var tracker = new PropertyChangeTracker(viewModel);
summaryCallback(summaryResult.Object);
Assert.AreEqual("Normal", viewModel.CurrentState);
Assert.AreSame(summary, viewModel.QuestionnaireTemplateSummary);
CollectionAssert.Contains(tracker.ChangedProperties, "CurrentState");
CollectionAssert.Contains(tracker.ChangedProperties, "QuestionnaireTemplateSummary");
}
public void WhenViewModelIsCreated_ThenItHasNoSummaryOrSelectedTemplate()
{
var questionnaireRepositoryMock = new Mock<IQuestionnaireRepository>();
var viewModel = new QuestionnaireTemplateSummaryViewModel(questionnaireRepositoryMock.Object);
Assert.IsNull(viewModel.CurrentlySelectedQuestionnaireTemplate);
Assert.IsNull(viewModel.QuestionnaireTemplateSummary);
}
public void WhenSelectedTemplateIsSetToNull_ThenSummaryIsCleared()
{
var questionnaireRepositoryMock = new Mock<IQuestionnaireRepository>(MockBehavior.Strict);
var viewModel = new QuestionnaireTemplateSummaryViewModel(questionnaireRepositoryMock.Object);
viewModel.CurrentlySelectedQuestionnaireTemplate = null;
Assert.IsNull(viewModel.QuestionnaireTemplateSummary);
Assert.AreEqual("Normal", viewModel.CurrentState);
questionnaireRepositoryMock.VerifyAll();
}
public void WhenSelectedTemplateIsSetToNonNull_ThenSummaryIsRequestedAndStatusChangesToUpdatingSummary()
{
var questionnaireRepositoryMock = new Mock<IQuestionnaireRepository>();
var requestedSummary = false;
questionnaireRepositoryMock
.Setup(qs => qs.GetQuestionnaireTemplateSummaryAsync(It.IsAny<QuestionnaireTemplate>(), It.IsAny<Action<IOperationResult<QuestionnaireTemplateSummary>>>()))
.Callback<QuestionnaireTemplate, Action<IOperationResult<QuestionnaireTemplateSummary>>>((qt, ac) => { requestedSummary = true; });
var viewModel = new QuestionnaireTemplateSummaryViewModel(questionnaireRepositoryMock.Object);
var tracker = new PropertyChangeTracker(viewModel);
viewModel.CurrentlySelectedQuestionnaireTemplate = new QuestionnaireTemplate();
Assert.IsTrue(requestedSummary);
Assert.IsNull(viewModel.QuestionnaireTemplateSummary);
Assert.AreEqual("RequestingSummary", viewModel.CurrentState);
CollectionAssert.Contains(tracker.ChangedProperties, "CurrentState");
}
public void WhenCurrentlySelectedTemplateChangesToNullBeforePreviousSummaryRequestOperationisCompleted_ThenStatusIsSetToNormalAndOriginalRequestOperationCompletionDoesNotCauseAnUpdate()
{
var questionnaireRepositoryMock = new Mock<IQuestionnaireRepository>();
Action<IOperationResult<QuestionnaireTemplateSummary>> summaryCallback = null;
var summary = new QuestionnaireTemplateSummary();
questionnaireRepositoryMock
.Setup(qs => qs.GetQuestionnaireTemplateSummaryAsync(It.IsAny<QuestionnaireTemplate>(), It.IsAny<Action<IOperationResult<QuestionnaireTemplateSummary>>>()))
.Callback<QuestionnaireTemplate, Action<IOperationResult<QuestionnaireTemplateSummary>>>((qt, ac) => summaryCallback = ac);
var viewModel = new QuestionnaireTemplateSummaryViewModel(questionnaireRepositoryMock.Object);
viewModel.CurrentlySelectedQuestionnaireTemplate = new QuestionnaireTemplate();
var originalSummaryCallback = summaryCallback;
var summaryResult = new Mock<IOperationResult<QuestionnaireTemplateSummary>>();
summaryResult.SetupGet(r => r.Result).Returns(summary);
viewModel.CurrentlySelectedQuestionnaireTemplate = null;
Assert.AreEqual("Normal", viewModel.CurrentState);
Assert.IsNull(viewModel.QuestionnaireTemplateSummary);
originalSummaryCallback(summaryResult.Object);
Assert.AreEqual("Normal", viewModel.CurrentState);
Assert.IsNull(viewModel.QuestionnaireTemplateSummary);
}
