unit test mock redis

MockRedisTest.java

@Slf4j
@RunWith(MockitoJUnitRunner.class)
public class MockRedisTest {
    private StringRedisTemplate stringRedisTemplate;

    @Before
    public void setUp() {
        stringRedisTemplate = Mockito.mock(StringRedisTemplate.class);
        ValueOperations valueOperations = Mockito.mock(ValueOperations.class);
        when(stringRedisTemplate.opsForValue()).thenReturn(valueOperations);
        when(stringRedisTemplate.opsForValue().get(any())).thenReturn("");
    }
}