### Question:
DriverOperations { public void cleanUp() { driver.quit(); proxy.stop(); driverService.stop(); } DriverOperations(ProxyDriverIntegrator proxyDriverIntegrator); WebDriver getDriver(); void prepare(); void cleanUp(); void open(String baseUrl); Har getHar();  }### Answer:
@Test public void cleanUpQuitsEverything() { DriverOperations driverOperations = new DriverOperations(getMockedProxyDriverIntegrator()); driverOperations.cleanUp(); verify(driver).quit(); verify(driverService).stop(); verify(proxy).stop(); }