public void CreateBoundProperties_CopiesPropertyDescriptorsFromPagePropertyModel()
{
// Arrange
var actionDescriptor = new PageActionDescriptor();
var handlerTypeInfo = typeof(HandlerWithProperty).GetTypeInfo();
var propertyModel = new PagePropertyModel(
handlerTypeInfo.GetProperty(nameof(HandlerWithProperty.Property)),
new object[0])
{
PropertyName = nameof(HandlerWithProperty.Property),
BindingInfo = new BindingInfo(),
};
var pageApplicationModel = new PageApplicationModel(actionDescriptor, handlerTypeInfo, new object[0])
{
HandlerProperties =
{
propertyModel,
}
};
// Act
var propertyDescriptors = CompiledPageActionDescriptorBuilder.CreateBoundProperties(pageApplicationModel);
// Assert
Assert.Collection(
propertyDescriptors,
p =>
{
Assert.Same(propertyModel.PropertyName, p.Name);
Assert.Same(typeof(int), p.ParameterType);
Assert.Same(propertyModel.PropertyInfo, p.Property);
Assert.Same(propertyModel.BindingInfo, p.BindingInfo);
});
}
/// <summary>
/// Creates a new instance of <see cref="PagePropertyModel"/> from a given <see cref="PagePropertyModel"/>.
/// </summary>
/// <param name="other">The <see cref="PagePropertyModel"/> which needs to be copied.</param>
public PagePropertyModel(PagePropertyModel other)
: base(other)
{
if (other == null)
{
throw new ArgumentNullException(nameof(other));
}
Page = other.Page;
BindingInfo = BindingInfo == null ? null : new BindingInfo(other.BindingInfo);
PropertyInfo = other.PropertyInfo;
}
/// <summary>
/// Creates a new instance of <see cref="PagePropertyModel"/> from a given <see cref="PagePropertyModel"/>.
/// </summary>
/// <param name="other">The <see cref="PagePropertyModel"/> which needs to be copied.</param>
public PagePropertyModel(PagePropertyModel other)
{
if (other == null)
{
throw new ArgumentNullException(nameof(other));
}
Page = other.Page;
Attributes = new List <object>(other.Attributes);
BindingInfo = BindingInfo == null ? null : new BindingInfo(other.BindingInfo);
PropertyInfo = other.PropertyInfo;
PropertyName = other.PropertyName;
Properties = new Dictionary <object, object>(other.Properties);
}
/// <summary>
/// Creates a <see cref="PagePropertyModel"/> for the <paramref name="property"/>.
/// </summary>
/// <param name="property">The <see cref="PropertyInfo"/>.</param>
/// <returns>The <see cref="PagePropertyModel"/>.</returns>
protected virtual PagePropertyModel CreatePropertyModel(PropertyInfo property)
{
if (property == null)
{
throw new ArgumentNullException(nameof(property));
}
var propertyAttributes = property.GetCustomAttributes(inherit: true);
// BindingInfo for properties can be either specified by decorating the property with binding-specific attributes.
// ModelMetadata also adds information from the property's type and any configured IBindingMetadataProvider.
var propertyMetadata = _modelMetadataProvider.GetMetadataForProperty(property.DeclaringType, property.Name);
var bindingInfo = BindingInfo.GetBindingInfo(propertyAttributes, propertyMetadata);
if (bindingInfo == null)
{
// Look for BindPropertiesAttribute on the handler type if no BindingInfo was inferred for the property.
// This allows a user to enable model binding on properties by decorating the controller type with BindPropertiesAttribute.
var declaringType = property.DeclaringType;
var bindPropertiesAttribute = declaringType.GetCustomAttribute <BindPropertiesAttribute>(inherit: true);
if (bindPropertiesAttribute != null)
{
var requestPredicate = bindPropertiesAttribute.SupportsGet ? _supportsAllRequests : _supportsNonGetRequests;
bindingInfo = new BindingInfo
{
RequestPredicate = requestPredicate,
};
}
}
var model = new PagePropertyModel(property, propertyAttributes)
{
PropertyName = property.Name,
BindingInfo = bindingInfo,
};
return(model);
}
