Clover coverage report -
Coverage timestamp: Wed Jan 31 2007 15:38:53 EST
file stats: LOC: 111   Methods: 5
NCLOC: 85   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
ExpirationPolicyTest.java - 100% 100% 100%
coverage
 1    /*
 2    * JBoss, the OpenSource J2EE webOS
 3    *
 4    * Distributable under LGPL license.
 5    * See terms of license at gnu.org.
 6    */
 7    package org.jboss.cache.eviction;
 8   
 9    import junit.framework.TestCase;
 10    import org.apache.commons.logging.Log;
 11    import org.apache.commons.logging.LogFactory;
 12    import org.jboss.cache.CacheImpl;
 13    import org.jboss.cache.DefaultCacheFactory;
 14    import org.jboss.cache.Fqn;
 15    import org.jboss.cache.Region;
 16    import org.jboss.cache.config.Configuration;
 17    import org.jboss.cache.config.EvictionConfig;
 18    import org.jboss.cache.misc.TestingUtil;
 19   
 20    /**
 21    * Unit tests for {@link ExpirationPolicy}.
 22    *
 23    * @author Elias Ross
 24    * @version $Revision: 1.9 $
 25    */
 26    public class ExpirationPolicyTest extends TestCase
 27    {
 28    private static final Log log = LogFactory.getLog(ExpirationPolicyTest.class);
 29   
 30    private CacheImpl cache;
 31   
 32    Fqn fqn1 = Fqn.fromString("/node/1");
 33    Fqn fqn2 = Fqn.fromString("/node/2");
 34    Fqn fqn3 = Fqn.fromString("/node/3");
 35    Fqn fqn4 = Fqn.fromString("/node/4");
 36   
 37    Long future;
 38    Long past;
 39   
 40  3 public void setUp() throws Exception
 41    {
 42  3 super.setUp();
 43  3 cache = (CacheImpl) DefaultCacheFactory.getInstance().createCache(false);
 44  3 Configuration conf = cache.getConfiguration();
 45  3 EvictionConfig econf = new EvictionConfig(ExpirationPolicy.class.getName());
 46  3 econf.setWakeupIntervalSeconds(1);
 47  3 conf.setEvictionConfig(econf);
 48  3 cache.setConfiguration(conf);
 49  3 cache.start();
 50   
 51  3 future = System.currentTimeMillis() + 4000;
 52  3 past = System.currentTimeMillis() - 2000;
 53    }
 54   
 55  3 public void tearDown() throws Exception
 56    {
 57  3 super.tearDown();
 58  3 cache.stop();
 59    }
 60   
 61  1 public void testEviction() throws Exception
 62    {
 63  1 cache.put(fqn1, ExpirationConfiguration.EXPIRATION_KEY, future);
 64  1 cache.put(fqn2, ExpirationConfiguration.EXPIRATION_KEY, past);
 65  1 cache.put(fqn3, ExpirationConfiguration.EXPIRATION_KEY, future);
 66  1 cache.put(fqn4, "foo", "bar");
 67  1 TestingUtil.sleepThread(2000);
 68  1 assertNotNull(cache.get(fqn1));
 69  1 assertNull(cache.get(fqn2));
 70  1 assertNotNull(cache.get(fqn3));
 71  1 assertNotNull(cache.get(fqn4));
 72   
 73  1 log.info("should remove 1 and 3 now");
 74  1 TestingUtil.sleepThread(3000);
 75  1 assertNull(cache.get(fqn1));
 76  1 assertNull(cache.get(fqn3));
 77    }
 78   
 79  1 public void testUpdate() throws Exception
 80    {
 81  1 log.info("update 1 from future to past");
 82  1 cache.put(fqn1, ExpirationConfiguration.EXPIRATION_KEY, future);
 83  1 assertNotNull(cache.get(fqn1));
 84  1 TestingUtil.sleepThread(1500);
 85  1 cache.put(fqn1, ExpirationConfiguration.EXPIRATION_KEY, past);
 86  1 TestingUtil.sleepThread(1500);
 87  1 assertNull(cache.get(fqn1));
 88  1 cache.remove(Fqn.ROOT);
 89   
 90    }
 91   
 92  1 public void testMaxNodes() throws Exception
 93    {
 94  1 log.info("set max nodes to 2, expire soonest to expire first");
 95  1 EvictionPolicyConfig epc = cache.getRegionManager().getAllRegions(Region.Type.EVICTION).get(0).getEvictionPolicyConfig();
 96  1 ExpirationConfiguration ec = (ExpirationConfiguration) epc;
 97  1 ec.setMaxNodes(2);
 98  1 Long future2 = future + 500;
 99  1 cache.put(fqn1, ExpirationConfiguration.EXPIRATION_KEY, future2);
 100  1 cache.put(fqn2, ExpirationConfiguration.EXPIRATION_KEY, future2);
 101  1 cache.put(fqn3, ExpirationConfiguration.EXPIRATION_KEY, future);
 102  1 cache.put(fqn4, ExpirationConfiguration.EXPIRATION_KEY, past);
 103  1 assertEquals(5, cache.getNumberOfNodes());
 104  1 Thread.sleep(2000);
 105  1 assertNotNull(cache.get(fqn1));
 106  1 assertNotNull(cache.get(fqn2));
 107  1 assertNull(cache.get(fqn3));
 108  1 assertNull(cache.get(fqn4));
 109    }
 110   
 111    }