Coverage Report - org.mule.example.loanbroker.tests.AbstractAsynchronousLoanBrokerTestCase
 
Classes in this File Line Coverage Branch Coverage Complexity
AbstractAsynchronousLoanBrokerTestCase
0%
0/47
0%
0/10
0
AbstractAsynchronousLoanBrokerTestCase$ClientReceiver
0%
0/27
0%
0/6
0
 
 1  
 /*
 2  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 3  
  * The software in this package is published under the terms of the CPAL v1.0
 4  
  * license, a copy of which has been included with this distribution in the
 5  
  * LICENSE.txt file.
 6  
  */
 7  
 package org.mule.example.loanbroker.tests;
 8  
 
 9  
 import org.mule.api.MuleException;
 10  
 import org.mule.api.MuleMessage;
 11  
 import org.mule.example.loanbroker.messages.Customer;
 12  
 import org.mule.example.loanbroker.messages.CustomerQuoteRequest;
 13  
 import org.mule.example.loanbroker.messages.LoanQuote;
 14  
 import org.mule.module.client.MuleClient;
 15  
 import org.mule.transport.NullPayload;
 16  
 import org.mule.util.ExceptionHolder;
 17  
 import org.mule.util.StringMessageUtils;
 18  
 
 19  
 import java.beans.ExceptionListener;
 20  
 
 21  
 import edu.emory.mathcs.backport.java.util.concurrent.CountDownLatch;
 22  
 
 23  
 import org.apache.commons.lang.time.StopWatch;
 24  
 
 25  
 import static org.junit.Assert.assertFalse;
 26  
 import static org.junit.Assert.assertNotNull;
 27  
 import static org.junit.Assert.assertTrue;
 28  
 import static org.junit.Assert.fail;
 29  
 
 30  
 /**
 31  
  * Tests the Loan Broker application asynchronously.  Note that a simple thread delay is used to wait for the
 32  
  * incoming responses to arrive.  This may or may not be sufficient depending on external factors (processor
 33  
  * speed, logging detail, etc.).  To make the tests reliable, a more accurate mechanism should be employed
 34  
  * (notifications, thread-safe counter, etc.)
 35  
  */
 36  0
 public abstract class AbstractAsynchronousLoanBrokerTestCase extends AbstractLoanBrokerTestCase
 37  
 {
 38  
 
 39  
     @Override
 40  
     protected int getNumberOfRequests()
 41  
     {
 42  0
         return 100;
 43  
     }
 44  
 
 45  
     /** Milliseconds to wait after sending each message in order for the thread to "catch up" with the test. */
 46  
     protected int getDelay()
 47  
     {
 48  0
         return 30000;
 49  
     }
 50  
 
 51  
     protected int getWarmUpMessages()
 52  
     {
 53  0
         return 50;
 54  
     }
 55  
 
 56  
     @Override
 57  
     public void testSingleLoanRequest() throws Exception
 58  
     {
 59  0
         MuleClient client = new MuleClient(muleContext);
 60  0
         Customer c = new Customer("Ross Mason", 1234);
 61  0
         CustomerQuoteRequest request = new CustomerQuoteRequest(c, 10000, 48);
 62  
         // Send asynchronous request
 63  0
         client.dispatch("CustomerRequests", request, null);
 64  
 
 65  
         // Wait for asynchronous response
 66  0
         MuleMessage result = client.request("CustomerResponses", getDelay());
 67  0
         assertNotNull("Result is null", result);
 68  0
         assertFalse("Result is null", result.getPayload() instanceof NullPayload);
 69  0
         assertTrue("Result should be LoanQuote but is " + result.getPayload().getClass().getName(),
 70  
                 result.getPayload() instanceof LoanQuote);
 71  0
         LoanQuote quote = (LoanQuote) result.getPayload();
 72  0
         assertTrue(quote.getInterestRate() > 0);
 73  0
     }
 74  
 
 75  
     @Override
 76  
     public void testLotsOfLoanRequests() throws Exception
 77  
     {
 78  0
         final MuleClient client = new MuleClient(muleContext);
 79  0
         Customer c = new Customer("Ross Mason", 1234);
 80  0
         CustomerQuoteRequest[] requests = new CustomerQuoteRequest[3];
 81  0
         requests[0] = new CustomerQuoteRequest(c, 100000, 48);
 82  0
         requests[1] = new CustomerQuoteRequest(c, 1000, 12);
 83  0
         requests[2] = new CustomerQuoteRequest(c, 10, 24);
 84  
 
 85  0
         final StopWatch stopWatch = new StopWatch();
 86  
 
 87  0
         final int numRequests = getNumberOfRequests() + getWarmUpMessages();
 88  0
         int i = 0;
 89  
 
 90  0
         int numberOfThreads = 1;
 91  
 
 92  0
         CountDownLatch latch = new CountDownLatch(numberOfThreads);
 93  0
         ExceptionHolder exceptionHolder = new ExceptionHolder();
 94  
         try
 95  
         {
 96  0
             for (int x = 0; x < numberOfThreads; x++)
 97  
             {
 98  0
                 Thread thread = new Thread(new ClientReceiver(latch, numRequests / numberOfThreads, exceptionHolder));
 99  0
                 thread.start();
 100  
             }
 101  
 
 102  
 
 103  0
             for (i = 0; i < numRequests; i++)
 104  
             {
 105  0
                 if (i == getWarmUpMessages())
 106  
                 {
 107  0
                     stopWatch.start();
 108  
                 }
 109  0
                 client.dispatch("CustomerRequests", requests[i % 3], null);
 110  
             }
 111  0
         }
 112  
         finally
 113  
         {
 114  0
             latch.await();
 115  0
             stopWatch.stop();
 116  0
             System.out.println("Total running time was: " + stopWatch.getTime() + "ms");
 117  0
             System.out.println("Requests processed was: " + i);
 118  0
             int mps = (int) (numRequests / ((double) stopWatch.getTime() / (double) 1000));
 119  0
             System.out.println("Msg/sec: " + mps + " (warm up msgs = " + getWarmUpMessages() + ")");
 120  0
             if(exceptionHolder.isExceptionThrown())
 121  
             {
 122  0
                 exceptionHolder.print();
 123  0
                 fail("Exceptions thrown during async processing");
 124  
             }
 125  0
         }
 126  0
     }
 127  
 
 128  0
     private class ClientReceiver implements Runnable
 129  
     {
 130  
 
 131  
         private CountDownLatch latch;
 132  
         private int numberOfRequests;
 133  
         private ExceptionListener exListener;
 134  
 
 135  
         public ClientReceiver(CountDownLatch latch, int numberOfRequests, ExceptionListener exListener)
 136  0
         {
 137  0
             this.latch = latch;
 138  0
             this.numberOfRequests = numberOfRequests;
 139  0
             this.exListener = exListener;
 140  0
         }
 141  
 
 142  
         public void run()
 143  
         {
 144  0
             int i = 0;
 145  
             try
 146  
             {
 147  0
                 MuleClient client = new MuleClient(muleContext);
 148  0
                 MuleMessage result = null;
 149  0
                 for (i = 0; i < numberOfRequests; i++)
 150  
                 {
 151  
                     try
 152  
                     {
 153  0
                         result = client.request("CustomerResponses", getDelay());
 154  
                     }
 155  0
                     catch (MuleException e)
 156  
                     {
 157  0
                         exListener.exceptionThrown(e);
 158  0
                         break;
 159  0
                     }
 160  
                     //System.out.println("Received: " + i);
 161  0
                     assertNotNull("Result is null", result);
 162  0
                     assertFalse("Result is null", result.getPayload() instanceof NullPayload);
 163  0
                     assertTrue("Result should be LoanQuote but is " + result.getPayload().getClass().getName(),
 164  
                             result.getPayload() instanceof LoanQuote);
 165  0
                     LoanQuote quote = (LoanQuote) result.getPayload();
 166  0
                     assertTrue(quote.getInterestRate() > 0);
 167  
                 }
 168  
             }
 169  0
             catch (Throwable e)
 170  
             {
 171  
                 //e.printStackTrace();
 172  0
                 System.out.println(StringMessageUtils.getBoilerPlate("Processed Messages=" + i));
 173  0
                 if(e instanceof Error)
 174  
                 {
 175  
                     //throw (Error)e;
 176  0
                     exListener.exceptionThrown(new Exception(e));
 177  
                 }
 178  
                 else
 179  
                 {
 180  0
                     exListener.exceptionThrown((Exception)e);
 181  
                 }
 182  
             }
 183  
             finally
 184  
             {
 185  0
                 latch.countDown();
 186  0
             }
 187  0
         }
 188  
     }
 189  
 }