public void ValidateBehaviorWhenValidDerivedTypeIsFound()
{
DerivedTypeModelBinderCache.Reset();
DerivedTypeModelBinderCache.RegisterDerivedTypes(typeof(DerivedTypeModelBinderTests),
new[] {typeof(StubClass)});
var valueProvider = MockRepository.GenerateMock<IValueProvider>();
var typeStampOperator = MockRepository.GenerateMock<ITypeStampOperator>();
valueProvider.Expect(b => b.ContainsPrefix("test"))
.Return(true);
typeStampOperator.Expect(a => a.DetectTypeStamp(null, null)).IgnoreArguments().Return(DerivedTypeModelBinderCache.GetTypeName(typeof(StubClass)));
var binder = new DerivedTypeModelBinder(typeStampOperator);
var bindingContext = new ModelBindingContext
{
ModelMetadata =
new ModelMetadata(new EmptyModelMetadataProvider(), typeof(DerivedTypeModelBinder),
null, typeof(DerivedTypeModelBinderTests), "propertyName"
),
ModelName = "test",
ValueProvider = valueProvider
};
object model = binder.BindModel(new ControllerContext(),bindingContext);
Assert.That(model, Is.TypeOf(typeof(StubClass)));
Assert.That(bindingContext.ModelType.FullName, Is.EqualTo(typeof(StubClass).FullName));
DerivedTypeModelBinderCache.Reset();
}
public void ExpectExceptionOnTypeThatIsNotRegistered()
{
var valueProvider = MockRepository.GenerateMock<IValueProvider>();
var typeStampOperator = MockRepository.GenerateMock<ITypeStampOperator>();
valueProvider.Expect(b => b.ContainsPrefix("test"))
.Return(true);
typeStampOperator.Expect(a => a.DetectTypeStamp(null, null)).IgnoreArguments().Return("foo");
var binder = new DerivedTypeModelBinder(typeStampOperator);
Assert.Throws<InvalidOperationException>(() => binder.BindModel(new ControllerContext(),
new ModelBindingContext
{
ModelMetadata =
new ModelMetadata(new EmptyModelMetadataProvider(), typeof(DerivedTypeModelBinder),
null, typeof(DerivedTypeModelBinderTests), "propertyName"
),
ModelName = "test",
ValueProvider = valueProvider
}));
}
public void VerifyThatTargetTypeIsCreatedWhenDerivedTypeIsNotFound()
{
var valueProvider = MockRepository.GenerateMock<IValueProvider>();
var typeStampOperator = MockRepository.GenerateMock<ITypeStampOperator>();
valueProvider.Expect(b => b.ContainsPrefix("test"))
.Return(true);
typeStampOperator.Expect(a => a.DetectTypeStamp(null, null)).IgnoreArguments().Return(null);
var binder = new DerivedTypeModelBinder(typeStampOperator);
object model = binder.BindModel(new ControllerContext(),
new ModelBindingContext
{
ModelMetadata =
new ModelMetadata(new EmptyModelMetadataProvider(), typeof(DerivedTypeModelBinder),
null, typeof(DerivedTypeModelBinderTests), "propertyName"
),
ModelName = "test",
ValueProvider = valueProvider
});
Assert.That(model, Is.TypeOf(typeof(DerivedTypeModelBinderTests)));
}