单测中mocker redis

import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
import org.mockito.Mockito;
import org.redisson.api.RedissonClient;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;
import org.springframework.data.redis.cache.RedisCacheConfiguration;
import org.springframework.data.redis.cache.RedisCacheManager;
import org.springframework.data.redis.cache.RedisCacheWriter;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.*;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializationContext;
import org.springframework.data.redis.serializer.RedisSerializer;

import static org.mockito.Mockito.when;

@Configuration
@Profile("test")
public class RedisTemplateMocker {

    @Bean
    public RedissonClient getRedisson(){
        RedissonClient mock = Mockito.mock(RedissonClient.class);
        return mock;
    }

    @Bean
    public RedisCacheManager redisCacheManager(RedisTemplate redisTemplate) {
        RedisCacheWriter redisCacheWriter = RedisCacheWriter.nonLockingRedisCacheWriter(redisTemplate.getConnectionFactory());
        RedisCacheConfiguration redisCacheConfiguration = RedisCacheConfiguration.defaultCacheConfig()
                .serializeValuesWith(RedisSerializationContext.SerializationPair.fromSerializer(redisSerializer()));
        return new RedisCacheManager(redisCacheWriter, redisCacheConfiguration);
    }

    @Bean
    public RedisTemplate redisTemplate() {
        RedisTemplate redisTemplate = Mockito.mock(RedisTemplate.class);
        redisTemplate.setDefaultSerializer(redisSerializer());
        ValueOperations valueOperations = Mockito.mock(ValueOperations.class);
        SetOperations setOperations = Mockito.mock(SetOperations.class);
        HashOperations hashOperations = redisTemplate.opsForHash();
        ListOperations listOperations = redisTemplate.opsForList();
        ZSetOperations zSetOperations = redisTemplate.opsForZSet();

        when(redisTemplate.opsForSet()).thenReturn(setOperations);
        when(redisTemplate.opsForValue()).thenReturn(valueOperations);
        when(redisTemplate.opsForHash()).thenReturn(hashOperations);
        when(redisTemplate.opsForList()).thenReturn(listOperations);
        when(redisTemplate.opsForZSet()).thenReturn(zSetOperations);

        RedisOperations redisOperations = Mockito.mock(RedisOperations.class);
        RedisConnection redisConnection = Mockito.mock(RedisConnection.class);
        RedisConnectionFactory redisConnectionFactory = Mockito.mock(RedisConnectionFactory.class);
        when(redisTemplate.getConnectionFactory()).thenReturn(redisConnectionFactory);
        when(valueOperations.getOperations()).thenReturn(redisOperations);
        when(redisTemplate.getConnectionFactory().getConnection()).thenReturn(redisConnection);

        return redisTemplate;
    }

    public RedisSerializer<Object> redisSerializer() {

        ObjectMapper objectMapper = new ObjectMapper();
        //反序列化时候遇到不匹配的属性并不抛出异常
        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
        //序列化时候遇到空对象不抛出异常
        objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false);
        //反序列化的时候如果是无效子类型,不抛出异常
        objectMapper.configure(DeserializationFeature.FAIL_ON_INVALID_SUBTYPE, false);
        //不使用默认的dateTime进行序列化,
        objectMapper.configure(SerializationFeature.WRITE_DATE_KEYS_AS_TIMESTAMPS, false);
        //使用JSR310提供的序列化类,里面包含了大量的JDK8时间序列化类
        objectMapper.registerModule(new JavaTimeModule());
        //启用反序列化所需的类型信息,在属性中添加@class
        objectMapper.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL, JsonTypeInfo.As.PROPERTY);
        //配置null值的序列化器
        GenericJackson2JsonRedisSerializer.registerNullValueSerializer(objectMapper, null);
        return new GenericJackson2JsonRedisSerializer(objectMapper);
    }

}