/* * Copyright 2009-2012 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.apache.ibatis.cache; import org.apache.ibatis.cache.decorators.SerializedCache; import org.apache.ibatis.cache.decorators.SynchronizedCache; import org.apache.ibatis.cache.impl.PerpetualCache; import static org.junit.Assert.*; import org.junit.Test; public class PerpetualCacheTest { @Test public void shouldDemonstrateHowAllObjectsAreKept() { Cache cache = new PerpetualCache("default"); cache = new SynchronizedCache(cache); for (int i = 0; i < 100000; i++) { cache.putObject(i, i); assertEquals(i, cache.getObject(i)); } assertEquals(100000, cache.getSize()); } @Test public void shouldDemonstrateCopiesAreEqual() { Cache cache = new PerpetualCache("default"); cache = new SerializedCache(cache); for (int i = 0; i < 1000; i++) { cache.putObject(i, i); assertEquals(i, cache.getObject(i)); } } @Test public void shouldRemoveItemOnDemand() { Cache cache = new PerpetualCache("default"); cache = new SynchronizedCache(cache); cache.putObject(0, 0); assertNotNull(cache.getObject(0)); cache.removeObject(0); assertNull(cache.getObject(0)); } @Test public void shouldFlushAllItemsOnDemand() { Cache cache = new PerpetualCache("default"); cache = new SynchronizedCache(cache); for (int i = 0; i < 5; i++) { cache.putObject(i, i); } assertNotNull(cache.getObject(0)); assertNotNull(cache.getObject(4)); cache.clear(); assertNull(cache.getObject(0)); assertNull(cache.getObject(4)); } }