package org.dayatang.cache.ehcache;
import org.dayatang.cache.Cache;
import org.junit.Test;
import java.util.Map;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
/**
* Created by yyang on 14-2-28.
*/
public class EhCacheBasedCacheTest {
/**
* 在ehcache.xml中配置指定cache名称进行cache
*/
@Test
public void testCreatedCacheWithName() {
Cache cache = new EhCacheBasedCache("sampleCache");
assertTrue(cache != null);
}
/**
* 测试使用一个不存在的名称创建参数，则会抛出
*/
@Test(expected = UnExistsedCacheNameException.class)
public void testCreatedCacheWithName2() {
new EhCacheBasedCache("notExistsCacheName");
}
/**
* 使用参数手动构建一个cache
*/
@Test
public void testCreatedCacheWithParams() {
Cache cache = new EhCacheBasedCache("mycache", 100000, true, true, 1200000, 200000);
assertTrue(cache != null);
}
/**
* 使用参数手动构建一个cache
*/
@Test
public void testCreatedCacheWithConfiguration() {
EhCacheConfiguration configuration = EhCacheConfiguration.builder().name("mycache")
.maxElementsInMemory(100000).overflowToDisk(true).eternal(true)
.timeToLiveSeconds(1200000).timeToIdleSeconds(200000).build();
Cache cache = new EhCacheBasedCache(configuration);
assertTrue(cache != null);
}
/**
* 测试从缓存中取一个KEY值的CACHE
*/
@Test
public void testGet() {
Cache cache = new EhCacheBasedCache("sampleCache");
cache.put("KEY1", "Koala Project");
assertTrue("Koala Project".equals(cache.get("KEY1")));
assertNull(cache.get("KEY2"));
cache.remove("KEY1");
}
/**
* 传入一系列的KEY值
*/
@Test
public void testGetArray() {
Cache cache = new EhCacheBasedCache("sampleCache");
cache.put("KEY1", "ABC");
cache.put("KEY2", "VALUE2");
cache.put("KEY4", "CHINA");
Map<String, Object> result = cache.get("KEY1", "KEY2", "KEY3", "KEY4");
assertTrue(result.size() == 4);
assertTrue(result.get("KEY1").equals("ABC"));
assertNull(result.get("KEY3"));
cache.remove("KEY1");
cache.remove("KEY2");
cache.remove("KEY4");
}
/**
* 测试某个KEY值在缓存中是否存在
*/
@Test
public void testIsKeyInCache() {
Cache cache = new EhCacheBasedCache("sampleCache");
cache.put("KEY1", "ABC");
assertTrue(cache.containsKey("KEY1"));
cache.remove("KEY1");
assertTrue(!cache.containsKey("KEY1"));
}
@Test
public void testExpiredCache() throws InterruptedException {
Cache cache = new EhCacheBasedCache("sampleCache");
assertTrue(!cache.containsKey("KEY1"));
cache.put("KEY1", "ABC",3);
assertTrue(cache.containsKey("KEY1"));
Thread.sleep(4*1000);
assertTrue(!cache.containsKey("KEY1"));
}
}