/*
* Copyright 2005 Ralf Joachim
*
* 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.castor.cache.simple;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.castor.cache.Cache;
import org.castor.cache.CacheAcquireException;
/**
* @author <a href="mailto:ralf DOT joachim AT syscon DOT eu">Ralf Joachim</a>
* @version $Revision: 6907 $ $Date: 2006-04-29 04:11:14 -0600 (Sat, 29 Apr 2006) $
* @since 1.0
*/
public final class TestCountLimited extends TestCase {
public static Test suite() {
TestSuite suite = new TestSuite("CountLimited Tests");
suite.addTest(new TestCountLimited("testBasics"));
suite.addTest(new TestCountLimited("testContainsKey"));
suite.addTest(new TestCountLimited("testContainsValue"));
suite.addTest(new TestCountLimited("testClear"));
suite.addTest(new TestCountLimited("testSize"));
suite.addTest(new TestCountLimited("testIsEmpty"));
suite.addTest(new TestCountLimited("testGet"));
suite.addTest(new TestCountLimited("testPut"));
suite.addTest(new TestCountLimited("testRemove"));
suite.addTest(new TestCountLimited("testPutAll"));
suite.addTest(new TestCountLimited("testKeySet"));
suite.addTest(new TestCountLimited("testValues"));
suite.addTest(new TestCountLimited("testEntrySet"));
suite.addTest(new TestCountLimited("testExpire"));
return suite;
}
public TestCountLimited(final String name) { super(name); }
public void testBasics() throws CacheAcquireException {
assertEquals("count-limited", CountLimited.TYPE);
assertEquals("capacity", CountLimited.PARAM_CAPACITY);
assertEquals(30, CountLimited.DEFAULT_CAPACITY);
Cache cache = new CountLimited();
assertTrue(cache instanceof CountLimited);
assertEquals("count-limited", cache.getType());
assertEquals(30, ((CountLimited) cache).getCapacity());
assertEquals(Cache.DEFAULT_NAME, cache.getName());
Properties params = new Properties();
params.put(Cache.PARAM_NAME, "dummy1");
cache.initialize(params);
assertEquals(30, ((CountLimited) cache).getCapacity());
assertEquals("dummy1", cache.getName());
params.clear();
params.put(Cache.PARAM_NAME, "dummy2");
params.put(CountLimited.PARAM_CAPACITY, "-10");
cache.initialize(params);
assertEquals(30, ((CountLimited) cache).getCapacity());
assertEquals("dummy2", cache.getName());
params.clear();
params.put(Cache.PARAM_NAME, "dummy3");
params.put(CountLimited.PARAM_CAPACITY, "0");
cache.initialize(params);
assertEquals(30, ((CountLimited) cache).getCapacity());
assertEquals("dummy3", cache.getName());
params.clear();
params.put(Cache.PARAM_NAME, "dummy4");
params.put(CountLimited.PARAM_CAPACITY, "10");
cache.initialize(params);
assertEquals(10, ((CountLimited) cache).getCapacity());
assertEquals("dummy4", cache.getName());
assertFalse(cache.containsKey("first key"));
assertFalse(cache.containsKey("second key"));
assertNull(cache.put("first key", "first value"));
assertTrue(cache.containsKey("first key"));
assertFalse(cache.containsKey("second key"));
assertNull(cache.put("second key", "second value"));
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
}
private Cache initialize() {
Cache cache = new CountLimited();
try {
Properties params = new Properties();
params.put(Cache.PARAM_NAME, "dummy");
params.put(CountLimited.PARAM_CAPACITY, new Integer(10));
cache.initialize(params);
} catch (CacheAcquireException ex) {
fail("Unexpected CacheAcquireException at initialization.");
}
assertNull(cache.put("first key", "first value"));
assertNull(cache.put("second key", "second value"));
assertNull(cache.put("third key", "third value"));
return cache;
}
public void testContainsKey() {
Cache cache = initialize();
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertTrue(cache.containsKey("third key"));
assertFalse(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testContainsValue() {
Cache cache = initialize();
assertTrue(cache.containsValue("first value"));
assertTrue(cache.containsValue("second value"));
assertTrue(cache.containsValue("third value"));
assertFalse(cache.containsValue("fourth value"));
assertFalse(cache.containsValue("fifth value"));
}
public void testClear() {
Cache cache = initialize();
cache.clear();
assertFalse(cache.containsKey("first key"));
assertFalse(cache.containsKey("second key"));
assertFalse(cache.containsKey("third key"));
assertFalse(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testSize() {
Cache cache = initialize();
assertEquals(3, cache.size());
cache.clear();
assertEquals(0, cache.size());
}
public void testIsEmpty() {
Cache cache = initialize();
assertFalse(cache.isEmpty());
cache.clear();
assertTrue(cache.isEmpty());
}
public void testGet() {
Cache cache = initialize();
assertEquals("first value", cache.get("first key"));
assertEquals("second value", cache.get("second key"));
assertEquals("third value", cache.get("third key"));
assertNull(cache.get("fourth key"));
assertNull(cache.get("fifth key"));
}
public void testPut() {
Cache cache = initialize();
assertEquals("third value", cache.put("third key", "alternate third value"));
assertNull(cache.put("fourth key", "forth value"));
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertTrue(cache.containsKey("third key"));
assertTrue(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testRemove() {
Cache cache = initialize();
assertEquals("third value", cache.remove("third key"));
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertFalse(cache.containsKey("third key"));
assertFalse(cache.containsKey("fourth key"));
assertFalse(cache.containsKey("fifth key"));
}
public void testPutAll() {
Cache cache = initialize();
HashMap map = new HashMap();
map.put("fourth key", "forth value");
map.put("fifth key", "fifth value");
cache.putAll(map);
assertTrue(cache.containsKey("first key"));
assertTrue(cache.containsKey("second key"));
assertTrue(cache.containsKey("third key"));
assertTrue(cache.containsKey("fourth key"));
assertTrue(cache.containsKey("fifth key"));
}
public void testKeySet() {
Cache cache = initialize();
Set set = cache.keySet();
assertEquals(3, set.size());
assertTrue(set.contains("first key"));
assertTrue(set.contains("second key"));
assertTrue(set.contains("third key"));
}
public void testValues() {
Cache cache = initialize();
Collection col = cache.values();
assertEquals(3, col.size());
assertTrue(col.contains("first value"));
assertTrue(col.contains("second value"));
assertTrue(col.contains("third value"));
}
public void testEntrySet() {
Cache cache = initialize();
Set set = cache.entrySet();
assertEquals(3, set.size());
Object[] objs = set.toArray();
HashMap map = new HashMap();
for (int i = 0; i < 3; i++) {
assertTrue(objs[i] instanceof Map.Entry);
Map.Entry entry = (Map.Entry) objs[i];
map.put(entry.getKey(), entry.getValue());
}
assertTrue(map.containsKey("first key"));
assertEquals("first value", map.get("first key"));
assertTrue(map.containsKey("second key"));
assertEquals("second value", map.get("second key"));
assertTrue(map.containsKey("third key"));
assertEquals("third value", map.get("third key"));
}
public void testExpire() {
Cache cache = new CountLimited();
try {
Properties params = new Properties();
params.put(Cache.PARAM_NAME, "dummy");
params.put(CountLimited.PARAM_CAPACITY, "3");
cache.initialize(params);
} catch (CacheAcquireException ex) {
fail("Unexpected CacheAcquireException at initialization.");
}
assertEquals(0, cache.size());
assertNull(cache.put("a", "#a"));
assertEquals(1, cache.size());
assertTrue(cache.containsKey("a"));
assertNull(cache.put("b", "#b"));
assertEquals(2, cache.size());
assertTrue(cache.containsKey("a"));
assertTrue(cache.containsKey("b"));
assertNull(cache.put("c", "#c"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("a"));
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertNull(cache.put("d", "#d"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
assertEquals("#c", cache.put("c", "#c1"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
assertEquals("#c1", cache.put("c", "#c2"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
assertEquals("#c2", cache.put("c", "#c3"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
assertEquals("#b", cache.put("b", "#b"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
assertNull(cache.put("e", "#e"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
assertTrue(cache.containsKey("e"));
assertNull(cache.put("f", "#f"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("d"));
assertTrue(cache.containsKey("e"));
assertTrue(cache.containsKey("f"));
assertEquals("#e", cache.remove("e"));
assertEquals(2, cache.size());
assertTrue(cache.containsKey("d"));
assertTrue(cache.containsKey("f"));
assertNull(cache.put("g", "#g"));
assertEquals(2, cache.size());
assertTrue(cache.containsKey("f"));
assertTrue(cache.containsKey("g"));
assertEquals("#f", cache.remove("f"));
assertEquals(1, cache.size());
assertTrue(cache.containsKey("g"));
assertNull(cache.remove("b"));
assertEquals(1, cache.size());
assertTrue(cache.containsKey("g"));
assertEquals("#g", cache.remove("g"));
assertEquals(0, cache.size());
assertNull(cache.remove("x"));
assertEquals(0, cache.size());
assertNull(cache.put("a", "#a"));
assertEquals(1, cache.size());
assertTrue(cache.containsKey("a"));
assertNull(cache.put("b", "#b"));
assertEquals(2, cache.size());
assertTrue(cache.containsKey("a"));
assertTrue(cache.containsKey("b"));
assertNull(cache.put("c", "#c"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("a"));
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertNull(cache.put("d", "#d"));
assertEquals(3, cache.size());
assertTrue(cache.containsKey("b"));
assertTrue(cache.containsKey("c"));
assertTrue(cache.containsKey("d"));
}
}