Mockito PowerMock 静态 方法 @Spy 对象方法 mock

import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Matchers;
import org.mockito.Mock;
import org.mockito.MockitoAnnotations;
import org.powermock.api.mockito.PowerMockito;
import org.powermock.core.classloader.annotations.PowerMockIgnore;
import org.powermock.core.classloader.annotations.PrepareForTest;
import org.powermock.modules.junit4.PowerMockRunner;

/*
* 注意，我用junit，没有用testng
*/
@RunWith(PowerMockRunner.class)
@PrepareForTest({FileUtils.class, RestHttpClient.class, StudentHonorUtil.class})
@PowerMockIgnore({"javax.management.*"})
public class XxxServiceImplTest {
@Mock
MessageService messageService;

@InjectMocks
@Spy //@Spy修饰的对象必须要手动new出来
X1ServiceImpl x1Service = new X1ServiceImpl();

@InjectMocks //非@Spy修饰的对象，可以不手动new，由mockito框架维护
X2ServiceImpl x2Service;

@BeforeClass //类初始化时，只调用一次
public static void beforeClass(){

}

@Before //每运行一个testMethod，就运行一次
public void before(){
//对static方法的mock，必须放这里
//如果放到beforeClass，单元测试不能通过，虽然看上去，此类所有单元测试前，只运行一次就行，但实际不行
PowerMockito.mockStatic(FileUtils.class);
PowerMockito.mockStatic(RestHttpClient.class);
PowerMockito.mockStatic(StudentHonorUtil.class);
MockitoAnnotations.initMocks(this);//此行根据实际情况自己安排放吧
}

@Test
public void method1Test() throws Exception {
Mockito.doReturn(new Xxx()).when(x1Service).someMethod();//注意，对@Spy对象，必须这样mock
Mockito.when(x2Service.someMethod(Matchers.anyString(), Matchers.anyInt())).thenReturn(new LinkedList<XObject>());

Mockito.verify(x2Service, Mockito.times(0)).someMethod(Matchers.anyString(), Matchers.anyString());
}
}