public void BindModelWithPrefixAndFallback() {
// Arrange
ModelWithoutBindAttribute model = new ModelWithoutBindAttribute() {
Foo = "FooPreValue",
Bar = "BarPreValue",
Baz = "BazPreValue",
};
ModelBindingContext bindingContext = new ModelBindingContext() {
FallbackToEmptyPrefix = true,
Model = model,
ModelName = "prefix",
ModelType = typeof(ModelWithoutBindAttribute),
ValueProvider = new ValueProviderDictionary(null) {
{ "foo", new ValueProviderResult("FooPostValue", "FooPostValue", null) },
{ "bar", new ValueProviderResult("BarPostValue", "BarPostValue", null) }
}
};
DefaultModelBinder binder = new DefaultModelBinder();
// Act
object updatedModel = binder.BindModel(null, bindingContext);
// Assert
Assert.AreSame(model, updatedModel, "Should have returned same instance of the model.");
Assert.AreEqual("FooPostValue", model.Foo, "Foo property should have been updated.");
Assert.AreEqual("BarPostValue", model.Bar, "Bar property should have been updated.");
Assert.AreEqual("BazPreValue", model.Baz, "Baz property shouldn't have been updated since it wasn't part of the request.");
}
public void BindModelWithPrefixReturnsNullIfFallbackNotSpecifiedAndValueProviderContainsNoEntries() {
// Arrange
ModelWithoutBindAttribute model = new ModelWithoutBindAttribute() {
Foo = "FooPreValue",
Bar = "BarPreValue",
Baz = "BazPreValue",
};
ModelBindingContext bindingContext = new ModelBindingContext() {
Model = model,
ModelName = "prefix",
ModelType = typeof(ModelWithoutBindAttribute),
ValueProvider = new ValueProviderDictionary(null) {
{ "foo", new ValueProviderResult("FooPostValue", "FooPostValue", null) },
{ "bar", new ValueProviderResult("BarPostValue", "BarPostValue", null) }
}
};
DefaultModelBinder binder = new DefaultModelBinder();
// Act
object updatedModel = binder.BindModel(null, bindingContext);
// Assert
Assert.IsNull(updatedModel);
}
public void BindModelCanBindObjects() {
// Arrange
ControllerContext controllerContext = new Mock<ControllerContext>().Object;
ModelWithoutBindAttribute model = new ModelWithoutBindAttribute() {
Foo = "FooPreValue",
Bar = "BarPreValue",
Baz = "BazPreValue",
};
ModelBindingContext bindingContext = new ModelBindingContext() {
Model = model,
ModelType = typeof(ModelWithoutBindAttribute),
ValueProvider = new Dictionary<string, ValueProviderResult>() { { "Foo", null }, { "Bar", null } }
};
Mock<IModelBinder> mockInnerBinder = new Mock<IModelBinder>();
mockInnerBinder
.Expect(b => b.BindModel(It.IsAny<ControllerContext>(), It.IsAny<ModelBindingContext>()))
.Returns(
delegate(ControllerContext cc, ModelBindingContext bc) {
Assert.AreEqual(controllerContext, cc, "ControllerContext was not forwarded correctly.");
Assert.AreEqual(bindingContext.ValueProvider, bc.ValueProvider, "Value provider was not forwarded correctly.");
return bc.ModelName + "PostValue";
});
DefaultModelBinder binder = new DefaultModelBinder() {
Binders = new ModelBinderDictionary() {
{ typeof(string), mockInnerBinder.Object }
}
};
// Act
object updatedModel = binder.BindModel(controllerContext, bindingContext);
// Assert
Assert.AreSame(model, updatedModel, "Should have returned same instance of the model.");
Assert.AreEqual("FooPostValue", model.Foo, "Foo property should have been updated.");
Assert.AreEqual("BarPostValue", model.Bar, "Bar property should have been updated.");
Assert.AreEqual("BazPreValue", model.Baz, "Baz property shouldn't have been updated since it wasn't part of the request.");
}