@Test
public void test20modifyUserVisibility() {

	HashMap<Long, Integer> testVisibilityMap= new HashMap<Long, Integer>();
	testVisibilityMap.put(1L,0);
	Mockito.doNothing().when(xUserMgr).modifyUserVisibility(testVisibilityMap);
	xUserRest.modifyUserVisibility(testVisibilityMap);
	Mockito.verify(xUserMgr).modifyUserVisibility(testVisibilityMap);
}