/*
* Copyright 2015-2017 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.data.redis.cache;
import static org.junit.Assert.*;
import static org.mockito.Mockito.*;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.Arrays;
import javax.sql.DataSource;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.DirectFieldAccessor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.Cache;
import org.springframework.cache.CacheManager;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.cache.transaction.TransactionAwareCacheDecorator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.test.util.RelaxedJUnit4ClassRunner;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.transaction.annotation.Transactional;
/**
* @author Thomas Darimont
*/
@RunWith(RelaxedJUnit4ClassRunner.class)
@ContextConfiguration
@Transactional(transactionManager = "transactionManager")
public class RedisCacheManagerTransactionalUnitTests {
@Autowired protected CacheManager cacheManager;
private final static String cacheName = "cache-name";
@Configuration
@EnableCaching
public static class Config {
@Bean
public PlatformTransactionManager transactionManager() throws SQLException {
DataSourceTransactionManager txmgr = new DataSourceTransactionManager();
txmgr.setDataSource(dataSource());
txmgr.afterPropertiesSet();
return txmgr;
}
@Bean
public DataSource dataSource() throws SQLException {
DataSource dataSourceMock = mock(DataSource.class);
when(dataSourceMock.getConnection()).thenReturn(mock(Connection.class));
return dataSourceMock;
}
@Bean
public CacheManager cacheManager() {
RedisCacheManager cacheManager = new RedisCacheManager(redisTemplate());
cacheManager.setTransactionAware(true);
cacheManager.setCacheNames(Arrays.asList(cacheName));
return cacheManager;
}
@SuppressWarnings({ "rawtypes" })
@Bean
public RedisTemplate redisTemplate() {
RedisConnection connectionMock = mock(RedisConnection.class);
RedisConnectionFactory factoryMock = mock(RedisConnectionFactory.class);
when(factoryMock.getConnection()).thenReturn(connectionMock);
RedisTemplate template = new RedisTemplate();
template.setConnectionFactory(factoryMock);
return template;
}
}
@Test // DATAREDIS-375
public void testCacheIsNotDecoratedTwiceWithTransactionAwareCacheDecorator() {
Cache cache = cacheManager.getCache(cacheName);
// the cache must be decorated with the TransactionAwareCacheDecorator
assertTrue(cache instanceof TransactionAwareCacheDecorator);
TransactionAwareCacheDecorator transactionalCache = (TransactionAwareCacheDecorator) cache;
// get the target cache via reflection
Object targetCache = new DirectFieldAccessor(transactionalCache).getPropertyValue("targetCache");
// the target cache must be an instance of RedisCache and not TransactionAwareCacheDecorator
assertTrue(targetCache instanceof RedisCache);
}
}