?? testunlimitedcache.java
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/*
* Copyright (c) 2002-2003 by OpenSymphony
* All rights reserved.
*/
package com.opensymphony.oscache.base.algorithm;
import junit.framework.Test;
import junit.framework.TestSuite;
/**
* Test class for the Unlimited cache algorithm. Most of the tests are done
* in the TestNonQueueCache class, so only algorithm specific tests are done
* here. Since this is an unlimited cache, there's not much to test about
* the algorithm.
*
* $Id: TestUnlimitedCache.java 365 2006-06-15 16:27:17Z ltorunski $
* @version $Revision: 365 $
* @author <a href="mailto:abergevin@pyxis-tech.com">Alain Bergevin</a>
*/
public final class TestUnlimitedCache extends TestQueueCache {
/**
* Unlimited Cache object
*/
private static UnlimitedCache cache = null;
/**
* Constructor
* <p>
* @param str The test name (required by JUnit)
*/
public TestUnlimitedCache(String str) {
super(str);
}
/**
* This methods returns the name of this test class to JUnit
* <p>
* @return The test for this class
*/
public static Test suite() {
return new TestSuite(TestUnlimitedCache.class);
}
/**
* Abstract method used by the TestAbstractCache class
* <p>
* @return A cache instance
*/
public AbstractConcurrentReadCache getCache() {
return cache;
}
/**
* This method is invoked before each testXXXX methods of the
* class. It set ups the variables required for each tests.
*/
public void setUp() {
// Create a cache instance on first invocation
if (cache == null) {
cache = new UnlimitedCache();
assertNotNull(cache);
}
}
/**
* Test the getter and setter for the max entries. It overrides the TestQueueCache
* one since it shouldn't have any effect in unlimited cache
*/
public void testGetSetMaxEntries() {
// Check that the max entries cannot be changed
int entryCount = getCache().getMaxEntries();
getCache().setMaxEntries(entryCount - 1);
assertEquals(entryCount, getCache().getMaxEntries());
}
/**
* Test the cache algorithm
*/
public void testRemoveItem() {
// Add an item, and ensure that it is not removable
cache.itemPut(KEY);
assertNull(cache.removeItem());
}
/**
* Test that groups are correctly updated on puts and removes
*/
public void testGroups() {
// test not possible, because can't reduce cache max entries for this test
}
}
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