public void TryBindStrongModel_BinderExists_BinderReturnsIncorrectlyTypedObject_ReturnsTrue()
{
// Arrange
ControllerContext controllerContext = new ControllerContext();
ExtensibleModelBindingContext bindingContext = new ExtensibleModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int)),
ModelName = "someName",
ModelState = new ModelStateDictionary(),
ModelBinderProviders = new ModelBinderProviderCollection(),
ValueProvider = new SimpleValueProvider()
};
Mock <IExtensibleModelBinder> mockIntBinder = new Mock <IExtensibleModelBinder>();
mockIntBinder
.Setup(o => o.BindModel(controllerContext, It.IsAny <ExtensibleModelBindingContext>()))
.Returns(
delegate(ControllerContext cc, ExtensibleModelBindingContext mbc)
{
Assert.Equal("someName.key", mbc.ModelName);
return(true);
});
bindingContext.ModelBinderProviders.RegisterBinderForType(typeof(int), mockIntBinder.Object, true /* suppressPrefixCheck */);
// Act
int model;
bool retVal = KeyValuePairModelBinderUtil.TryBindStrongModel(controllerContext, bindingContext, "key", new EmptyModelMetadataProvider(), out model);
// Assert
Assert.True(retVal);
Assert.Equal(default(int), model);
Assert.Single(bindingContext.ValidationNode.ChildNodes);
Assert.Empty(bindingContext.ModelState);
}
public void TryBindStrongModel_NoBinder_ReturnsFalse()
{
// Arrange
ControllerContext controllerContext = new ControllerContext();
ExtensibleModelBindingContext bindingContext = new ExtensibleModelBindingContext
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(
null,
typeof(int)
),
ModelName = "someName",
ModelState = new ModelStateDictionary(),
ModelBinderProviders = new ModelBinderProviderCollection(),
ValueProvider = new SimpleValueProvider()
};
// Act
int model;
bool retVal = KeyValuePairModelBinderUtil.TryBindStrongModel(
controllerContext,
bindingContext,
"key",
new EmptyModelMetadataProvider(),
out model
);
// Assert
Assert.False(retVal);
Assert.Equal(default(int), model);
Assert.Empty(bindingContext.ValidationNode.ChildNodes);
Assert.Empty(bindingContext.ModelState);
}
public void TryBindStrongModel_BinderExists_BinderReturnsCorrectlyTypedObject_ReturnsTrue()
{
// Arrange
ControllerContext controllerContext = new ControllerContext();
ExtensibleModelBindingContext bindingContext = new ExtensibleModelBindingContext()
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int)),
ModelName = "someName",
ModelState = new ModelStateDictionary(),
ModelBinderProviders = new ModelBinderProviderCollection(),
ValueProvider = new SimpleValueProvider()
};
Mock <IExtensibleModelBinder> mockIntBinder = new Mock <IExtensibleModelBinder>();
mockIntBinder
.Expect(o => o.BindModel(controllerContext, It.IsAny <ExtensibleModelBindingContext>()))
.Returns(
delegate(ControllerContext cc, ExtensibleModelBindingContext mbc) {
Assert.AreEqual("someName.key", mbc.ModelName);
mbc.Model = 42;
return(true);
});
bindingContext.ModelBinderProviders.RegisterBinderForType(typeof(int), mockIntBinder.Object, true /* suppressPrefixCheck */);
// Act
int model;
bool retVal = KeyValuePairModelBinderUtil.TryBindStrongModel <int>(controllerContext, bindingContext, "key", new EmptyModelMetadataProvider(), out model);
// Assert
Assert.IsTrue(retVal);
Assert.AreEqual(42, model);
Assert.AreEqual(1, bindingContext.ValidationNode.ChildNodes.Count, "Child validation node should have been added.");
Assert.AreEqual(0, bindingContext.ModelState.Count, "ModelState should remain unmodified.");
}
public void TryBindStrongModel_NoBinder_ReturnsFalse()
{
// Arrange
ControllerContext controllerContext = new ControllerContext();
ExtensibleModelBindingContext bindingContext = new ExtensibleModelBindingContext()
{
ModelMetadata = new EmptyModelMetadataProvider().GetMetadataForType(null, typeof(int)),
ModelName = "someName",
ModelState = new ModelStateDictionary(),
ModelBinderProviders = new ModelBinderProviderCollection(),
ValueProvider = new SimpleValueProvider()
};
// Act
int model;
bool retVal = KeyValuePairModelBinderUtil.TryBindStrongModel <int>(controllerContext, bindingContext, "key", new EmptyModelMetadataProvider(), out model);
// Assert
Assert.IsFalse(retVal);
Assert.AreEqual(default(int), model);
Assert.AreEqual(0, bindingContext.ValidationNode.ChildNodes.Count, "Child validation node should not have been added.");
Assert.AreEqual(0, bindingContext.ModelState.Count, "ModelState should remain unmodified.");
}
