1 /***
2 * Copyright 2003-2010 Terracotta, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 package net.sf.ehcache;
18
19 import net.sf.ehcache.config.CacheConfiguration;
20 import net.sf.ehcache.config.Configuration;
21 import net.sf.ehcache.config.DiskStoreConfiguration;
22 import net.sf.ehcache.config.MemoryUnit;
23 import org.junit.After;
24 import org.junit.Before;
25 import org.junit.Test;
26
27 import static junit.framework.Assert.assertTrue;
28
29 /***
30 * Tests for Cache copy on r/w with pools
31 *
32 * @author Ludovic Orban
33 */
34 public class CacheCopyOnRwPoolTest {
35
36 private CacheManager cacheManager;
37
38 @Before
39 public void setUp() throws Exception {
40 cacheManager = new CacheManager(
41 new Configuration()
42 .diskStore(new DiskStoreConfiguration().path(System.getProperty("java.io.tmpdir")))
43 .maxBytesLocalHeap(50, MemoryUnit.KILOBYTES)
44 .maxBytesLocalDisk(200, MemoryUnit.KILOBYTES)
45 );
46 }
47
48 @After
49 public void tearDown() {
50 cacheManager.shutdown();
51 cacheManager = null;
52 }
53
54 @Test
55 public void testMemoryOnly() throws Exception {
56 cacheManager.addCache(new Cache(
57 new CacheConfiguration()
58 .statistics(true)
59 .name("memoryOnlyCache")
60 ));
61 cacheManager.addCache(new Cache(
62 new CacheConfiguration()
63 .statistics(true)
64 .name("memoryOnlyCache_copy")
65 .copyOnRead(true)
66 .copyOnWrite(true)
67 ));
68
69 Cache cache = cacheManager.getCache("memoryOnlyCache");
70 Cache copyCache = cacheManager.getCache("memoryOnlyCache_copy");
71
72 cache.put(new Element(1000, 1000));
73 copyCache.put(new Element(1000, 1000));
74
75 long cacheSize = cache.calculateInMemorySize();
76 System.out.println("cache size : " + cacheSize);
77 assertTrue(cacheSize != 0);
78 long copyCacheSize = copyCache.calculateInMemorySize();
79 System.out.println("copyCache size : " + copyCacheSize);
80 assertTrue(copyCacheSize != 0);
81 assertTrue(cacheSize != copyCacheSize);
82 }
83
84 @Test
85 public void testOverflowToDisk() throws Exception {
86 cacheManager.addCache(new Cache(
87 new CacheConfiguration()
88 .overflowToDisk(true)
89 .statistics(true)
90 .name("overflowToDiskCache")
91 ));
92 cacheManager.addCache(new Cache(
93 new CacheConfiguration()
94 .overflowToDisk(true)
95 .statistics(true)
96 .name("overflowToDiskCache_copy")
97 .copyOnRead(true)
98 .copyOnWrite(true)
99 ));
100
101 Cache cache = cacheManager.getCache("overflowToDiskCache");
102 Cache copyCache = cacheManager.getCache("overflowToDiskCache_copy");
103
104 cache.put(new Element(1000, 1000));
105 copyCache.put(new Element(1000, 1000));
106
107 Thread.sleep(1000);
108
109 long cacheSize = cache.calculateInMemorySize();
110 System.out.println("cache size : " + cacheSize);
111 assertTrue(cacheSize != 0);
112 long copyCacheSize = copyCache.calculateInMemorySize();
113 System.out.println("copyCache size : " + copyCacheSize);
114 assertTrue(copyCacheSize != 0);
115 assertTrue(cacheSize != copyCacheSize);
116
117 long cacheDiskSize = cache.calculateOnDiskSize();
118 System.out.println("cache disk size : " + cacheDiskSize);
119 assertTrue(cacheDiskSize != 0);
120 long copyCacheDiskSize = copyCache.calculateOnDiskSize();
121 System.out.println("copyCache disk size : " + copyCacheDiskSize);
122 assertTrue(copyCacheDiskSize != 0);
123 assertTrue(cacheDiskSize != copyCacheDiskSize);
124 }
125
126 @Test
127 public void testDiskPersistent() throws Exception {
128 cacheManager.addCache(new Cache(
129 new CacheConfiguration()
130 .overflowToDisk(true)
131 .diskPersistent(true)
132 .statistics(true)
133 .name("diskPersistentCache")
134 ));
135 cacheManager.addCache(new Cache(
136 new CacheConfiguration()
137 .overflowToDisk(true)
138 .diskPersistent(true)
139 .statistics(true)
140 .name("diskPersistentCache_copy")
141 .copyOnRead(true)
142 .copyOnWrite(true)
143 ));
144
145 Cache cache = cacheManager.getCache("diskPersistentCache");
146 Cache copyCache = cacheManager.getCache("diskPersistentCache_copy");
147
148 cache.put(new Element(1000, 1000));
149 copyCache.put(new Element(1000, 1000));
150
151 Thread.sleep(1000);
152
153 long cacheSize = cache.calculateInMemorySize();
154 System.out.println("cache size : " + cacheSize);
155 assertTrue(cacheSize != 0);
156 long copyCacheSize = copyCache.calculateInMemorySize();
157 System.out.println("copyCache size : " + copyCacheSize);
158 assertTrue(copyCacheSize != 0);
159 assertTrue(cacheSize != copyCacheSize);
160
161 long cacheDiskSize = cache.calculateOnDiskSize();
162 System.out.println("cache disk size : " + cacheDiskSize);
163 assertTrue(cacheDiskSize != 0);
164 long copyCacheDiskSize = copyCache.calculateOnDiskSize();
165 System.out.println("copyCache disk size : " + copyCacheDiskSize);
166 assertTrue(copyCacheDiskSize != 0);
167 assertTrue(cacheDiskSize != copyCacheDiskSize);
168 }
169
170 }
171