[jboss-remoting-commits] JBoss Remoting SVN: r4166 - in remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/http: retry and 1 other directory.
jboss-remoting-commits at lists.jboss.org
jboss-remoting-commits at lists.jboss.org
Sat May 10 17:53:51 EDT 2008
Author: ron.sigal at jboss.com
Date: 2008-05-10 17:53:50 -0400 (Sat, 10 May 2008)
New Revision: 4166
Added:
remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/http/retry/
remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/http/retry/ConnectionRetryTestCase.java
Log:
JBREM-979: New unit test.
Added: remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/http/retry/ConnectionRetryTestCase.java
===================================================================
--- remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/http/retry/ConnectionRetryTestCase.java (rev 0)
+++ remoting2/branches/2.x/src/tests/org/jboss/test/remoting/transport/http/retry/ConnectionRetryTestCase.java 2008-05-10 21:53:50 UTC (rev 4166)
@@ -0,0 +1,352 @@
+/*
+* JBoss, Home of Professional Open Source
+* Copyright 2005, 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.http.retry;
+
+import java.net.InetAddress;
+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.logging.XLevel;
+import org.jboss.remoting.CannotConnectException;
+import org.jboss.remoting.Client;
+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.Callback;
+import org.jboss.remoting.callback.HandleCallbackException;
+import org.jboss.remoting.callback.InvokerCallbackHandler;
+import org.jboss.remoting.transport.Connector;
+import org.jboss.remoting.transport.PortUtil;
+import org.jboss.remoting.transport.http.HTTPClientInvoker;
+
+
+public class ConnectionRetryTestCase extends TestCase
+{
+ private static Logger log = Logger.getLogger(ConnectionRetryTestCase.class);
+
+ private static boolean firstTime = true;
+
+ protected String host;
+ protected int port;
+ protected String locatorURI;
+ protected InvokerLocator serverLocator;
+ protected Connector connector;
+ protected TestInvocationHandler invocationHandler;
+
+
+ public void setUp() throws Exception
+ {
+ if (firstTime)
+ {
+ firstTime = false;
+ Logger.getLogger("org.jboss.remoting").setLevel(XLevel.DEBUG);
+ 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 testDefaultRetries() throws Throwable
+ {
+ log.info("entering " + getName());
+
+ // Start server.
+ TestInvocationHandler invocationHandler = new TestInvocationHandler(2, 2);
+ setupServer(invocationHandler);
+
+ // Create client.
+ InvokerLocator clientLocator = new InvokerLocator(locatorURI);
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(ServerInvoker.TIMEOUT, "4000");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connections.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // This call should time out.
+ boolean success = false;
+ try
+ {
+ client.invoke("xyz");
+ }
+ catch (CannotConnectException e)
+ {
+ log.info("got expected exception");
+ success = true;
+ }
+
+ assertTrue("invocation should have thrown exception", success);
+ client.disconnect();
+ shutdownServer();
+ log.info(getName() + " PASSES");
+ }
+
+
+ public void testOneRetry() throws Throwable
+ {
+ log.info("entering " + getName());
+
+ // Start server.
+ TestInvocationHandler invocationHandler = new TestInvocationHandler(2, 2);
+ setupServer(invocationHandler);
+
+ // Create client.
+ InvokerLocator clientLocator = new InvokerLocator(locatorURI);
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(HTTPClientInvoker.NUMBER_OF_CALL_ATTEMPTS, "1");
+ clientConfig.put(ServerInvoker.TIMEOUT, "4000");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connections.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // This call should time out.
+ boolean success = false;
+ try
+ {
+ client.invoke("xyz");
+ }
+ catch (CannotConnectException e)
+ {
+ log.info("got expected exception");
+ success = true;
+ }
+ assertTrue("invocation should have thrown exception", success);
+
+ client.disconnect();
+ shutdownServer();
+ log.info(getName() + " PASSES");
+ }
+
+
+ public void testTwoRetries() throws Throwable
+ {
+ log.info("entering " + getName());
+
+ // Start server.
+ TestInvocationHandler invocationHandler = new TestInvocationHandler(2, 2);
+ setupServer(invocationHandler);
+
+ // Create client.
+ InvokerLocator clientLocator = new InvokerLocator(locatorURI);
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(HTTPClientInvoker.NUMBER_OF_CALL_ATTEMPTS, "2");
+ clientConfig.put(ServerInvoker.TIMEOUT, "4000");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connections.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // This call should succeed on the second attempt.
+ log.info("making second invocation");
+ assertEquals("xyz", client.invoke("xyz"));
+ log.info("second invocation succeeded as expected");
+
+ client.disconnect();
+ shutdownServer();
+ log.info(getName() + " PASSES");
+ }
+
+
+ public void testFiveRetriesAndFail() throws Throwable
+ {
+ log.info("entering " + getName());
+
+ // Start server.
+ TestInvocationHandler invocationHandler = new TestInvocationHandler(2, 6);
+ setupServer(invocationHandler);
+
+ // Create client.
+ InvokerLocator clientLocator = new InvokerLocator(locatorURI);
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(HTTPClientInvoker.NUMBER_OF_CALL_ATTEMPTS, "5");
+ clientConfig.put(ServerInvoker.TIMEOUT, "4000");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connections.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // This call should time out once and succeed on the second attempt.
+ log.info("making second invocation");
+ boolean success = false;
+ try
+ {
+ client.invoke("xyz");
+ }
+ catch (CannotConnectException e)
+ {
+ log.info("got expected exception");
+ success = true;
+ }
+ assertTrue("invocation should have thrown exception", success);
+
+ client.disconnect();
+ shutdownServer();
+ log.info(getName() + " PASSES");
+ }
+
+
+ public void testFiveRetriesThenSucceed() throws Throwable
+ {
+ log.info("entering " + getName());
+
+ // Start server.
+ TestInvocationHandler invocationHandler = new TestInvocationHandler(2, 5);
+ setupServer(invocationHandler);
+
+ // Create client.
+ InvokerLocator clientLocator = new InvokerLocator(locatorURI);
+ HashMap clientConfig = new HashMap();
+ clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
+ clientConfig.put(HTTPClientInvoker.NUMBER_OF_CALL_ATTEMPTS, "5");
+ clientConfig.put(ServerInvoker.TIMEOUT, "4000");
+ addExtraClientConfig(clientConfig);
+ Client client = new Client(clientLocator, clientConfig);
+ client.connect();
+ log.info("client is connected");
+
+ // Test connections.
+ assertEquals("abc", client.invoke("abc"));
+ log.info("connection is good");
+
+ // This call should time out once and succeed on the second attempt.
+ log.info("making second invocation");
+ long start = System.currentTimeMillis();
+ assertEquals("xyz", client.invoke("xyz"));
+ log.info("second invocation succeeded");
+ assertTrue(System.currentTimeMillis() - start >= 4 * 4000);
+
+ client.disconnect();
+ shutdownServer();
+ log.info(getName() + " PASSES");
+ }
+
+
+ protected String getTransport()
+ {
+ return "http";
+ }
+
+
+ protected void addExtraClientConfig(Map config) {}
+ protected void addExtraServerConfig(Map config) {}
+
+
+ protected void setupServer(ServerInvocationHandler invocationHandler) throws Exception
+ {
+ host = InetAddress.getLocalHost().getHostAddress();
+ port = PortUtil.findFreePort(host);
+ locatorURI = getTransport() + "://" + host + ":" + port;
+ 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();
+ connector.addInvocationHandler("test", invocationHandler);
+ connector.start();
+ }
+
+
+ protected void shutdownServer() throws Exception
+ {
+ if (connector != null)
+ connector.stop();
+ }
+
+
+ static class TestInvocationHandler implements ServerInvocationHandler
+ {
+ int minDelayAttempt;
+ int maxDelayAttempt;
+ int counter;
+
+ public TestInvocationHandler(int minDelayAttempt, int maxDelayAttempt)
+ {
+ this.minDelayAttempt = minDelayAttempt;
+ this.maxDelayAttempt = maxDelayAttempt;
+ }
+
+ public void addListener(InvokerCallbackHandler callbackHandler) {}
+ public Object invoke(final InvocationRequest invocation) throws Throwable
+ {
+ counter++;
+ if (minDelayAttempt <= counter && counter <= maxDelayAttempt)
+ {
+ log.info("going to sleep, counter = " + counter);
+ Thread.sleep(8000);
+ log.info("waking up");
+ }
+ return invocation.getParameter();
+ }
+ public void removeListener(InvokerCallbackHandler callbackHandler) {}
+ public void setMBeanServer(MBeanServer server) {}
+ public void setInvoker(ServerInvoker invoker) {}
+ }
+
+
+ static class TestCallbackHandler implements InvokerCallbackHandler
+ {
+ public void handleCallback(Callback callback) throws HandleCallbackException
+ {
+ log.info("received callback");
+ }
+ }
+}
\ No newline at end of file
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