})
public void testReturnValueIsMarkedAsCascadedInSuperAndDerivedInterfaceCausesException()
throws Exception {
Object object = new ExtendedOrderServiceImplementation();
Method method = getPlaceOrderMethod( object );
Object returnValue = new Order();
executableValidator.validateReturnValue( object, method, returnValue );
fail( "An interface method must not mark the return value as cascaded if the overridden superinterface method is cascaded, too. Expected exception wasn't thrown." );
}