public InterfaceTypeDescriptor(InterfacePropertiesTypeDescriptionProvider provider,
ICustomTypeDescriptor descriptor, Type objectType)
: base(descriptor)
{
if (provider == null) throw new ArgumentNullException("provider");
if (descriptor == null) throw new ArgumentNullException("descriptor");
if (objectType == null) throw new ArgumentNullException("objectType");
this.objectType = objectType;
this.provider = provider;
}
public void GetPropertiesFromBaseInterface()
{
var provider = new InterfacePropertiesTypeDescriptionProvider(typeof (IDerivedInterface));
var properties = provider.GetTypeDescriptor(typeof(IDerivedInterface)).GetProperties();
Assert.AreEqual(2, properties.Count);
var propertyNamesList = new List<string>(new[] {properties[0].Name, properties[1].Name});
Assert.Contains("DerivedInterfaceProperty", propertyNamesList);
Assert.Contains("BaseInterfaceProperty", propertyNamesList);
}
public InterfaceTypeDescriptor(InterfacePropertiesTypeDescriptionProvider provider,
ICustomTypeDescriptor descriptor, Type objectType)
: base(descriptor)
{
if (provider == null)
{
throw new ArgumentNullException("provider");
}
if (descriptor == null)
{
throw new ArgumentNullException("descriptor");
}
if (objectType == null)
{
throw new ArgumentNullException("objectType");
}
this.objectType = objectType;
this.provider = provider;
}
public void DoesNotWorkOnClass()
{
var provider = new InterfacePropertiesTypeDescriptionProvider(typeof (object));
Assert.IsNull(provider);
}