public static void RunVerificationTest <M, T>(M vm, string propertyName, T value1, T value2)
where M : System.ComponentModel.INotifyPropertyChanged, new()
{
value2.Should().NotBe(value1, "Test error: cannot run test with two equal values");
// Arrange
PropertyInfo property = typeof(M).GetProperty(propertyName, BindingFlags.Public | BindingFlags.Instance | BindingFlags.GetProperty | BindingFlags.SetProperty);
property.Should().NotBeNull("Test error: Cannot find public property (get and set ) {0}", propertyName);
Action <T> setProperty = (v) => property.SetValue(vm, v);
Func <T> getProperty = () => (T)property.GetValue(vm);
setProperty(value1);
getProperty().Should().Be(value1, "Test error: getProperty and setProperty are not working as expected");
ViewModelVerifier verifier = new ViewModelVerifier(vm);
// Change
setProperty(value2);
verifier.propertyChanges.Should().ContainSingle(propertyName);
verifier.Reset();
// No change
setProperty(value2);
verifier.propertyChanges.Should().BeEmpty();
// Change again
setProperty(value1);
verifier.propertyChanges.Should().ContainSingle(propertyName);
}
public void ProgressViewModel_AllPublicPropertiesNotifyChanges()
{
ProgressViewModel testSubject = new ProgressViewModel();
ViewModelVerifier.RunVerificationTest(testSubject, "Value", double.NaN, 1.0);
ViewModelVerifier.RunVerificationTest(testSubject, "IsIndeterminate", true, false);
}
public static void RunVerificationTest <M, T>(M vm, string propertyName, T value1, T value2)
where M : System.ComponentModel.INotifyPropertyChanged, new()
{
Assert.AreNotEqual(value1, value2, "Test error: cannot run test with two equal values");
// Setup
PropertyInfo property = typeof(M).GetProperty(propertyName, BindingFlags.Public | BindingFlags.Instance | BindingFlags.GetProperty | BindingFlags.SetProperty);
Assert.IsNotNull(property, "Test error: Cannot find public property (get and set ) {0}", propertyName);
Action <T> setProperty = (v) => property.SetValue(vm, v);
Func <T> getProperty = () => (T)property.GetValue(vm);
setProperty(value1);
Assert.AreEqual(value1, getProperty(), "Test error: getProperty and setProperty are not working as expected");
ViewModelVerifier verifier = new ViewModelVerifier(vm);
// Change
setProperty(value2);
verifier.AssertSinglePropertyChange(propertyName);
verifier.Reset();
// No change
setProperty(value2);
verifier.AssertNoPropertChanges();
// Change again
setProperty(value1);
verifier.AssertSinglePropertyChange(propertyName);
}
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) => { }));
}
