public static <T> WithOrWithoutExpectedArguments<T> when(Object instance, Method method) {
        return new DefaultMethodExpectationSetup<T>(instance, method);
    }
public static < T > WithOrWithoutExpectedArguments < T > when ( Object instance , Method method ) { return new DefaultMethodExpectationSetup < T > ( instance , method ) ; }
Expect calls to private methods.

@see PowerMockito#when(Object)