|
public GetInterfaces ( |
||
| currentType | The base type that holds the list of interfaces to implement. | |
| interfaceList | HashSet |
The list of interfaces already being implemented. |
| return | void | |
public void GetInterfaces(Type currentType, HashSet<Type> interfaceList)
{
var interfaces = currentType.GetInterfaces();
if (interfaces == null || interfaces.Length == 0)
return;
foreach (var current in interfaces)
{
if (interfaceList.Contains(current))
continue;
interfaceList.Add(current);
GetInterfaces(current, interfaceList);
}
}
public void InterfaceExtractorShouldReturnTheCorrectResults()
{
var baseType = typeof (SampleClass);
var extractor = new InterfaceExtractor();
var interfaces = new HashSet<Type>();
extractor.GetInterfaces(baseType, interfaces);
Assert.IsTrue(interfaces.Contains(typeof (ISampleService)));
Assert.IsTrue(interfaces.Contains(typeof (ISampleGenericService<int>)));
// The result list must only contain interface types
var nonInterfaceTypes = from t in interfaces
where !t.IsInterface
select t;
Assert.IsTrue(nonInterfaceTypes.Count() == 0);
}
