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| package org.jboss.cache.optimistic; |
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| import junit.framework.Assert; |
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| import org.jboss.cache.CacheImpl; |
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| import org.jboss.cache.Fqn; |
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| import org.jboss.cache.NodeSPI; |
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| import org.jboss.cache.config.Configuration; |
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| import javax.transaction.RollbackException; |
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| import javax.transaction.Transaction; |
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| import javax.transaction.TransactionManager; |
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| public class OptimisticVersioningTest extends AbstractOptimisticTestCase |
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| { |
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| CacheImpl cache1, cache2; |
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| public OptimisticVersioningTest(String name)
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| { |
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| super(name);
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| } |
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| protected void setUp() throws Exception
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| { |
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| cache1 = createReplicatedCache(Configuration.CacheMode.REPL_SYNC);
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| cache2 = createReplicatedCache(Configuration.CacheMode.REPL_SYNC);
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| } |
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| protected void tearDown()
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| { |
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| super.tearDown();
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| destroyCache(cache1);
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| destroyCache(cache2);
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| cache1 = null;
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| cache2 = null;
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| } |
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| public void testVersionPropagation() throws Exception
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| { |
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| Fqn fqn = Fqn.fromString("/a/b");
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| String key = "key";
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| cache1.put(fqn, key, "value");
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| DataVersion v1 = ((NodeSPI) cache1.get(fqn)).getVersion();
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| DataVersion v2 = ((NodeSPI) cache2.get(fqn)).getVersion();
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| Assert.assertEquals("value", cache1.get(fqn, key));
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| Assert.assertEquals("value", cache2.get(fqn, key));
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| Assert.assertEquals("Version info should have propagated", v1, v2);
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| cache1.put(fqn, key, "value2");
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| v1 = ((NodeSPI) cache1.get(fqn)).getVersion();
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| v2 = ((NodeSPI) cache2.get(fqn)).getVersion();
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| Assert.assertEquals("value2", cache1.get(fqn, key));
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| Assert.assertEquals("value2", cache2.get(fqn, key));
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| Assert.assertEquals("Version info should have propagated", v1, v2);
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| } |
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| public void testTwoCachesUpdatingSimultaneously() throws Exception
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| { |
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| TransactionManager mgr1 = cache1.getTransactionManager();
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| TransactionManager mgr2 = cache2.getTransactionManager();
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| Transaction tx1, tx2;
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| Fqn fqn = Fqn.fromString("/a/b");
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| String key = "key";
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| cache1.put(fqn, key, "value");
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| DataVersion v1 = ((NodeSPI) cache1.get(fqn)).getVersion();
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| DataVersion v2 = ((NodeSPI) cache2.get(fqn)).getVersion();
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| Assert.assertEquals("value", cache1.get(fqn, key));
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| Assert.assertEquals("value", cache2.get(fqn, key));
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| Assert.assertEquals("Version info should have propagated", v1, v2);
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| mgr1.begin();
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| cache1.put(fqn, key, "value2");
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| tx1 = mgr1.suspend();
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| mgr2.begin();
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| cache2.put(fqn, key, "value3");
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| tx2 = mgr2.suspend();
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| mgr1.resume(tx1);
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| mgr1.commit();
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| try
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| { |
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| mgr2.resume(tx2);
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| mgr2.commit();
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| Assert.assertTrue("Should have failed", false);
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| } |
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| catch (RollbackException rbe) |
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| { |
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| Assert.assertTrue("Should have failed", true);
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| } |
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| v1 = ((NodeSPI) cache1.get(fqn)).getVersion();
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| v2 = ((NodeSPI) cache2.get(fqn)).getVersion();
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| Assert.assertEquals("Version info should have propagated", v1, v2);
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| } |
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| } |