添加依赖

<properties>
    <mockito.version>2.23.0</mockito.version>
</properties>

<!--mockito-->
<dependency>
    <groupId>org.mockito</groupId>
    <artifactId>mockito-core</artifactId>
    <version>${mockito.version}</version>
    <scope>test</scope>
</dependency>
<dependency>
    <groupId>org.mockito</groupId>
    <artifactId>mockito-junit-jupiter</artifactId>
    <version>${mockito.version}</version>
    <scope>test</scope>
</dependency>

测试类

public class XxxServiceImplTest {

    @InjectMocks
    private SC001ServiceImpl sC001ServiceImpl;

    @Mock
    private LA_MF_AbnormalMapper laMfAbnormalMapper;
    @Mock
    private ScenicMapper scenicMapper;
    @Before
    public void init() throws Exception {
        MockitoAnnotations.initMocks(this);
    }
    @Test
    public void getInterpretDataTest(){
        when(laMfAbnormalMapper.getAllAbnormalNumByYesterday(null)).thenReturn(allAbnormalNum);
        when(laMfAbnormalMapper.getAbnormalByDate("")).thenReturn(average);
        Result result =  sC001ServiceImpl.getInterpretData(filter);
        Assert.assertNotNull(result.getData());
    }

    @Test
    public void getAbnormalEventSTest(){
        when(laMfAbnormalMapper.getAllAbnormalByScenicId(any())).thenReturn(num);
        Result t = sC001ServiceImpl.getAbnormalEventS(filter);
        Assert.assertNotNull(t.getData());


    }

 其他

@value解决

 ReflectionTestUtils.setField(la_mf_003_drService,"prefixUrl","hehehhehelala");