public void ProgressStepViewModel_AllPublicPropertiesNotifyChanges()
{
ProgressStepViewModel model = new ProgressStepViewModel();
ViewModelVerifier.RunVerificationTest<ProgressStepViewModel, string>(model, "DisplayText", "value1", "value2");
ViewModelVerifier.RunVerificationTest<ProgressStepViewModel, StepExecutionState>(model, "ExecutionState", StepExecutionState.Cancelled, StepExecutionState.Failed);
ViewModelVerifier.RunVerificationTest<ProgressStepViewModel, string>(model, "ProgressDetailText", null, string.Empty);
}
public void ProgressControllerViewModel_AllPublicPropertiesNotifyChanges()
{
ProgressControllerViewModel model = new ProgressControllerViewModel();
ProgressStepViewModel step = new ProgressStepViewModel();
model.Steps.Add(step);
ViewModelVerifier.RunVerificationTest<ProgressControllerViewModel, string>(model, "Title", "value1", "value2");
ViewModelVerifier.RunVerificationTest<ProgressControllerViewModel, ProgressStepViewModel>(model, "Current", null, step);
ViewModelVerifier.RunVerificationTest<ProgressControllerViewModel, bool>(model, "Cancellable", true, false);
ViewModelVerifier.RunVerificationTest<ProgressControllerViewModel, ICommand>(model, "CancelCommand", null, new RelayCommand((s) => { }));
}
private void InitializeStepViewModels()
{
// Although the steps should not change we take a snapshot for safety
this.steps = this.progressEvents.Steps.ToArray();
// Create execution groups for all the impacting steps, each group will have one visible step
IEnumerable<ExecutionGroup> executionGroups = GroupToExecutionUnits(this.ProgressImpactingSteps);
foreach (ExecutionGroup group in executionGroups)
{
ProgressStepViewModel stepViewModel = new ProgressStepViewModel();
InitializeStep(stepViewModel, group);
this.viewModelRoot.Steps.Add(stepViewModel);
// Update mappings
this.viewModelToExecutionGroupMapping[stepViewModel] = group;
foreach (IProgressStep step in group.Steps)
{
this.progressStepToViewModelMapping[step] = stepViewModel;
}
}
}
/// <summary>
/// Sets the initial state of a <see cref="ProgressStepViewModel"/>
/// </summary>
/// <param name="viewModel">The <see cref="ProgressStepViewModel"/> instance to initialize</param>
/// <param name="group">The logical group which the <see cref="ProgressStepViewModel"/> represent</param>
private static void InitializeStep(ProgressStepViewModel viewModel, ExecutionGroup group)
{
ThreadHelper.ThrowIfNotOnUIThread();
IProgressStep first = group.Steps.First();
IProgressStep nonHiddenStep = group.Steps.FirstOrDefault(s => !s.Hidden);
Debug.Assert(nonHiddenStep != null, "The execution group has no visible steps");
viewModel.DisplayText = nonHiddenStep.DisplayText;
viewModel.ExecutionState = first.ExecutionState;
viewModel.Progress.SetUpperBoundLimitedValue(first.Progress);
viewModel.ProgressDetailText = first.ProgressDetailText;
viewModel.Progress.IsIndeterminate = group.Steps.Any(s => s.Indeterminate);
}
private static void VerifyProgress(IProgressVisualizer visualizer, double mainProgress, ProgressStepViewModel current, double subProgress)
{
Assert.AreEqual(mainProgress, visualizer.ViewModel.MainProgress.Value, FloatingPointError, "Unexpected main progress");
if (current == null)
{
Assert.IsNull(visualizer.ViewModel.Current, "Not expecting any current step");
}
else
{
Assert.AreSame(current, visualizer.ViewModel.Current, "Unexpected current step");
if (double.IsNaN(subProgress))
{
Assert.IsTrue(double.IsNaN(current.Progress.Value), "Unexpected sub progress");
}
else
{
Assert.AreEqual(subProgress, current.Progress.Value, FloatingPointError, "Unexpected sub progress");
}
}
}
private static void VerifyStep(ProgressStepViewModel vm, IProgressStep step)
{
Assert.AreEqual(step.DisplayText, vm.DisplayText, "DisplayText doesn't match");
Assert.AreEqual(step.ExecutionState, vm.ExecutionState, "ExecutionState doesn't match");
Assert.AreEqual(step.Progress, vm.Progress.Value, "Progress doesn't match");
Assert.AreEqual(step.ProgressDetailText, vm.ProgressDetailText, "ProgressDisplayText doesn't match");
Assert.AreEqual(step.Indeterminate, vm.Progress.IsIndeterminate, "Indeterminate doesn't match");
}
