### Question:
UserSettingServiceImpl implements UserSettingService { @Override public void saveUISettings(UserInfo userInfo, String settings) { settingsDAO.setUISettings(userInfo, settings); }  @Override void saveUISettings(UserInfo userInfo, String settings); @Override String getUISettings(UserInfo userInfo); @Override void updateUsersBudget(List<UserDTO> budgets);  }### Answer:
@Test public void saveUISettings() { userSettingService.saveUISettings(getUserInfo(), SETTINGS); verify(settingsDAO).setUISettings(refEq(getUserInfo()), eq(SETTINGS)); verifyNoMoreInteractions(settingsDAO); }