[jboss-remoting-commits] JBoss Remoting SVN: r6442 - remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/socket/timeout.
jboss-remoting-commits at lists.jboss.org
jboss-remoting-commits at lists.jboss.org
Mon Jul 16 22:39:01 EDT 2012
Author: ron.sigal at jboss.com
Date: 2012-07-16 22:38:51 -0400 (Mon, 16 Jul 2012)
New Revision: 6442
Added:
remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/socket/timeout/SemaphoreGrowthTestCase.java
Log:
JBREM-1305: New unit test.
Added: remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/socket/timeout/SemaphoreGrowthTestCase.java
===================================================================
--- remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/socket/timeout/SemaphoreGrowthTestCase.java (rev 0)
+++ remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/socket/timeout/SemaphoreGrowthTestCase.java 2012-07-17 02:38:51 UTC (rev 6442)
@@ -0,0 +1,248 @@
+/*
+* JBoss, Home of Professional Open Source
+* Copyright 2009, JBoss Inc., and individual contributors as indicated
+* by the @authors tag. See the copyright.txt in the distribution for a
+* full listing of individual contributors.
+*
+* This is free software; you can redistribute it and/or modify it
+* under the terms of the GNU Lesser General Public License as
+* published by the Free Software Foundation; either version 2.1 of
+* the License, or (at your option) any later version.
+*
+* This software is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+* Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public
+* License along with this software; if not, write to the Free
+* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+*/
+package org.jboss.test.remoting.transport.socket.timeout;
+
+import java.net.InetAddress;
+import java.net.SocketTimeoutException;
+import java.util.HashMap;
+import java.util.Map;
+
+import javax.management.MBeanServer;
+
+import junit.framework.TestCase;
+
+import org.apache.log4j.ConsoleAppender;
+import org.apache.log4j.Level;
+import org.apache.log4j.Logger;
+import org.apache.log4j.PatternLayout;
+import org.jboss.remoting.Client;
+import org.jboss.remoting.InvocationFailureException;
+import org.jboss.remoting.InvocationRequest;
+import org.jboss.remoting.InvokerLocator;
+import org.jboss.remoting.ServerInvocationHandler;
+import org.jboss.remoting.ServerInvoker;
+import org.jboss.remoting.callback.InvokerCallbackHandler;
+import org.jboss.remoting.transport.Connector;
+import org.jboss.remoting.transport.PortUtil;
+import org.jgroups.persistence.CannotConnectException;
+
+import EDU.oswego.cs.dl.util.concurrent.CountDown;
+import EDU.oswego.cs.dl.util.concurrent.Latch;
+
+
+/**
+ * JBREM-1305
+ *
+ * @author <a href="mailto:ron.sigal at jboss.com">Ron Sigal</a>
+ * @version $Rev$
+ * <p>
+ * Copyright Jul 16, 2012
+ * </p>
+ */
+public class SemaphoreGrowthTestCase extends TestCase
+{
+ private static Logger log = Logger.getLogger(SemaphoreGrowthTestCase.class);
+
+ private static boolean firstTime = true;
+
+ protected String host;
+ protected int port;
+ protected String locatorURI;
+ protected InvokerLocator serverLocator;
+ protected Connector connector;
+ protected TestInvocationHandler invocationHandler;
+ protected CountDown latch = new CountDown(2);
+
+
+ public void setUp() throws Exception
+ {
+ if (firstTime)
+ {
+ firstTime = false;
+ Logger.getLogger("org.jboss.remoting").setLevel(Level.INFO);
+ Logger.getLogger("org.jboss.test.remoting").setLevel(Level.INFO);
+ String pattern = "[%d{ABSOLUTE}] [%t] %5p (%F:%L) - %m%n";
+ PatternLayout layout = new PatternLayout(pattern);
+ ConsoleAppender consoleAppender = new ConsoleAppender(layout);
+ Logger.getRootLogger().addAppender(consoleAppender);
+ }
+ }
+
+
+ public void tearDown()
+ {
+ }
+
+
+ public void testSemaphoreGrowth() throws Throwable
+ {
+ log.info("entering " + getName());
+
+ // Start server.
+ setupServer();
+
+ // Create client.
+ InvokerLocator clientLocator = new InvokerLocator(locatorURI);
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connection.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // Make first call, attempt to increase semaphore count.
+ try
+ {
+ client.invoke("longwait");
+ fail("First call unexpectedly succeeded");
+ }
+ catch (InvocationFailureException e)
+ {
+ if (e.getCause() instanceof SocketTimeoutException)
+ {
+ log.info("First call gets expected timeout");
+ }
+ else
+ {
+ fail("First call got unexpected exception wrapped in CannotConnectException: " + e);
+ }
+ }
+ catch (Throwable t)
+ {
+ fail("First call got unexpected exception: " + t);
+ }
+
+ // Verify that semaphore count has not been increased.
+ CallThread ct0 = new CallThread(client, "shortwait", 0);
+ CallThread ct1 = new CallThread(client, "nowait", 1);
+ ct0.start();
+ Thread.sleep(500);
+ ct1.start();
+ latch.acquire();
+ log.info("Delay for third call: " + ct1.delay);
+ assertTrue("Second call was not delayed", ct1.delay > 2000);
+
+ client.disconnect();
+ shutdownServer();
+ log.info(getName() + " PASSES");
+ }
+
+
+ protected String getTransport()
+ {
+ return "socket";
+ }
+
+
+ protected void addExtraClientConfig(Map config) {}
+ protected void addExtraServerConfig(Map config) {}
+
+
+ protected void setupServer() throws Exception
+ {
+ host = InetAddress.getLocalHost().getHostAddress();
+ port = PortUtil.findFreePort(host);
+ locatorURI = getTransport() + "://" + host + ":" + port;
+ locatorURI += "/?timeout=6000&clientMaxPoolSize=1&numberOfCallRetries=1";
+ String metadata = System.getProperty("remoting.metadata");
+ if (metadata != null)
+ {
+ locatorURI += "&" + metadata;
+ }
+ serverLocator = new InvokerLocator(locatorURI);
+ log.info("Starting remoting server with locator uri of: " + locatorURI);
+ HashMap config = new HashMap();
+ config.put(InvokerLocator.FORCE_REMOTE, "true");
+ addExtraServerConfig(config);
+ connector = new Connector(serverLocator, config);
+ connector.create();
+ invocationHandler = new TestInvocationHandler();
+ connector.addInvocationHandler("test", invocationHandler);
+ connector.start();
+ }
+
+
+ protected void shutdownServer() throws Exception
+ {
+ if (connector != null)
+ connector.stop();
+ }
+
+
+ static class TestInvocationHandler implements ServerInvocationHandler
+ {
+ public void addListener(InvokerCallbackHandler callbackHandler) {}
+ public Object invoke(final InvocationRequest invocation) throws Throwable
+ {
+ Object parameter = invocation.getParameter();
+ if ("shortwait".equals(parameter))
+ {
+ log.info("doing shortwait");
+ Thread.sleep(4000);
+ }
+ else if ("longwait".equals(parameter))
+ {
+ log.info("doing longwait");
+ Thread.sleep(10000);
+ }
+ return parameter;
+ }
+ public void removeListener(InvokerCallbackHandler callbackHandler) {}
+ public void setMBeanServer(MBeanServer server) {}
+ public void setInvoker(ServerInvoker invoker) {}
+ }
+
+ class CallThread extends Thread
+ {
+ Client client;
+ String command;
+ int id;
+ long delay;
+
+ public CallThread(Client client, String command, int id)
+ {
+ this.client = client;
+ this.command = command;
+ this.id = id;
+ }
+ public void run()
+ {
+ try
+ {
+ long start = System.currentTimeMillis();
+ log.info("CallThread " + id + " making invocation: " + command);
+ client.invoke(command);
+ delay = System.currentTimeMillis() - start;
+ log.info("CallThread " + id + " back from invocation");
+ latch.release();
+ }
+ catch (Throwable t)
+ {
+ log.info("Thread " + id + " got exception: " + t.getMessage());
+ }
+ }
+ }
+}
\ No newline at end of file
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