@SuppressWarnings("unchecked")
@Test
public void testGetParamValues() {

    Map<String, String[]> requestMap = createMock(Map.class);
    Map<String, String[]> responseMap = createMock(Map.class);
    expect(request.getParameterMap()).andReturn(requestMap);
    expect(response.getRenderParameterMap()).andReturn(responseMap);
    replay(request);
    assertTrue(delegate.getParamValues() instanceof StateAwareParameterMap);
    verify(request);
}