+
+ Method nullTypeMethod = class_getInstanceMethod(c, @selector(myMethodNullTypes));
+ testassert(nullTypeMethod);
+ testassert(method_getName(nullTypeMethod) == @selector(myMethodNullTypes));
+ testassertequal(method_getTypeEncoding(nullTypeMethod), NULL);
+ testassertequal(method_getImplementation(nullTypeMethod), (IMP)myMethod1);