public void when_ValidateProperty_is_called_then_ErrorsChanged_pumps()
{
var testSchedulerProvider = new TestDispatcherSchedulerProvider();
var rxTestScheduler = testSchedulerProvider.Current.RX as TestScheduler;
var errorChangedPumped = false;
var validatingObject = new ValidatingObject();
var sut = new ValidationAsync <ValidatingObject, ValidatingObjectValidator>(testSchedulerProvider);
sut.Initialise(validatingObject);
sut.ErrorsChanged
.ObserveOn(rxTestScheduler)
.Subscribe(_ => errorChangedPumped = true);
Assert.That(errorChangedPumped, Is.False);
sut.ValidateProperty(() => validatingObject.Name);
rxTestScheduler.AdvanceBy(1);
Assert.That(errorChangedPumped, Is.True);
}
public void when_a_property_is_invalid_then_HasErrors_return_True()
{
var testSchedulerProvider = new TestDispatcherSchedulerProvider();
var validatingObject = new ValidatingObject();
var sut = new ValidationAsync <ValidatingObject, ValidatingObjectValidator>(testSchedulerProvider);
sut.Initialise(validatingObject);
sut.ValidateProperty(() => validatingObject.Name);
Assert.That(sut.HasErrors, Is.True);
}
public void when_there_is_an_exception_during_validation_then_the_exception_is_diplayed_in_the_valiation_result()
{
var testSchedulerProvider = new TestDispatcherSchedulerProvider();
var validatingObject = new ErrorValidatingObject();
var sut = new ValidationAsync <ErrorValidatingObject, ErrorValidatingObjectValidator>(testSchedulerProvider);
sut.Initialise(validatingObject);
sut.ValidateProperty(() => validatingObject.ErrorValidating);
var validationResults = sut.GetErrors("ErrorValidating").OfType <string>().ToList();
Assert.That(validationResults.Count(), Is.EqualTo(1));
Assert.That(validationResults[0], Is.EqualTo(string.Format("Error during validation : {0}", ErrorValidatingObjectValidator.TestException)));
}
public void when_a_property_is_invalid_then_GetErrors_return_the_correct_validation_results()
{
var testSchedulerProvider = new TestDispatcherSchedulerProvider();
var validatingObject = new ValidatingObject();
var sut = new ValidationAsync <ValidatingObject, ValidatingObjectValidator>(testSchedulerProvider);
sut.Initialise(validatingObject);
sut.ValidateProperty(() => validatingObject.Name);
var validationResults = sut.GetErrors("Name").OfType <string>().ToList();
Assert.That(validationResults.Count(), Is.EqualTo(1));
Assert.That(validationResults[0], Is.EqualTo("'Name' must not be empty."));
}
