import org.apache.hadoop.yarn.webapp.Controller; //导入依赖的package包/类
public static <T> Injector testController(Class<? extends Controller> ctrlr,
    String methodName, Class<T> api, T impl, Module... modules) {
  try {
    Injector injector = createMockInjector(api, impl, modules);
    Method method = ctrlr.getMethod(methodName, (Class<?>[])null);
    method.invoke(injector.getInstance(ctrlr), (Object[])null);
    return injector;
  } catch (Exception e) {
    throw new WebAppException(e);
  }
}
 

import org.apache.hadoop.yarn.webapp.Controller; //导入依赖的package包/类
@Before
public void setup() {
  MockitoAnnotations.initMocks(this);

  mockAppContext = mock(AppContext.class);
  Configuration conf = new Configuration(false);
  conf.set(TezConfiguration.TEZ_HISTORY_URL_BASE, "http://uihost:9001/foo");
  when(mockAppContext.getAMConf()).thenReturn(conf);
  mockRequestContext = mock(Controller.RequestContext.class);
  mockResponse = mock(HttpServletResponse.class);
  mockRequest = mock(HttpServletRequest.class);
}