105 lines
No EOL
3.4 KiB
Java
Executable file
105 lines
No EOL
3.4 KiB
Java
Executable file
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Ziver Koc
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package zutil.struct;
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import org.junit.Test;
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import static junit.framework.TestCase.assertTrue;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertFalse;
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/**
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* Created by Ziver on 2015-11-20.
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*/
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public class ObjectCacheTest {
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public static final String KEY = "key";
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public static final String OBJECT = "object";
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public static final String KEY2 = "key2";
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public static final String OBJECT2 = "object2";
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@Test
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public void emptyCache() throws InterruptedException {
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ObjectCache cache = new ObjectCache(10);
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assertFalse(cache.containsKey(KEY));
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assertEquals(0, cache.size());
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}
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@Test
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public void zeroTTL() throws InterruptedException {
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ObjectCache cache = new ObjectCache(0);
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cache.put(KEY, OBJECT);
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assertEquals(1, cache.size());
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Thread.sleep(1);
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assertFalse(cache.containsKey(KEY));
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}
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@Test
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public void tenMsTTL() throws InterruptedException {
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ObjectCache cache = new ObjectCache(10);
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cache.put(KEY, OBJECT);
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assertEquals(OBJECT, cache.get(KEY));
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Thread.sleep(1);
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assertTrue(cache.containsKey(KEY));
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Thread.sleep(10);
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assertFalse(cache.containsKey(KEY));
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assertEquals(0, cache.size());
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}
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@Test
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public void oneSecTTL() throws InterruptedException {
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ObjectCache cache = new ObjectCache(1000);
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cache.put(KEY, OBJECT);
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Thread.sleep(1);
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assertTrue(cache.containsKey(KEY));
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}
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//@Test
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// This TC does not work
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public void javaGRC() throws InterruptedException {
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ObjectCache cache = new ObjectCache(10000);
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{
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String tmp = new String("temporary obj");
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cache.put(KEY, tmp);
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assertEquals(1, cache.size());
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}
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System.gc(); // will probably not do anything
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Thread.sleep(10);
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assertEquals(1, cache.garbageCollect());
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}
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@Test
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public void grc() throws InterruptedException {
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ObjectCache cache = new ObjectCache(10);
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cache.put(KEY, OBJECT);
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cache.put(KEY2, OBJECT2);
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assertEquals(2, cache.size());
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Thread.sleep(12);
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assertEquals(2, cache.size());
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assertEquals(2, cache.garbageCollect());
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assertEquals(0, cache.size());
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}
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} |