/*
 * JBoss, the OpenSource J2EE webOS
 *
 * Distributable under LGPL license.
 * See terms of license at gnu.org.
 */

package test.performance.standard;

import junit.framework.TestCase;
import test.performance.PerformanceSUITE;
import test.performance.standard.support.Standard;

import javax.management.*;

import org.jboss.mx.server.ServerConstants;

/**
 * Tests the performance of the byte code optimized invocation dispatcher.
 *
 * @author  <a href="mailto:juha@jboss.org">Juha Lindfors</a>.
 * @version $Revision: 1.1 $
 *   
 */
public class OptimizedInvocationTEST extends TestCase
      implements ServerConstants
{

   public OptimizedInvocationTEST(String s)
   {
      super(s);
   }

   public void testVoidInvocationWithDefaultDomain()
   {
      try
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "true");


         System.out.println("\nSTANDARD (OPTIMIZED): void invocation with DefaultDomain");
         System.out.println(PerformanceSUITE.ITERATION_COUNT + " Invocations, Repeat: x" + PerformanceSUITE.REPEAT_COUNT);
         System.out.println("(this may take a while...)\n");

         MBeanServer server = MBeanServerFactory.createMBeanServer();
         ObjectName name = new ObjectName(":performanceTest=standard");
         String method = "methodInvocation";
         long start = 0, end = 0;
         float avg = 0l;

         server.registerMBean(new Standard(), name);

         // drop the first batch (+1)
         for (int testIterations = 0; testIterations < PerformanceSUITE.REPEAT_COUNT + 1; ++testIterations)
         {
            start = System.currentTimeMillis();
            for (int invocationIterations = 0; invocationIterations < PerformanceSUITE.ITERATION_COUNT; ++invocationIterations)
            {
               server.invoke(name, method, null, null);
            }
            end = System.currentTimeMillis();

            if (testIterations != 0)
            {
               long time = end - start;
               System.out.print( time + " ");
               avg += time;
            }
         }

         System.out.println("\nAverage: " + (avg/PerformanceSUITE.REPEAT_COUNT));
      }
      catch (Throwable t)
      {
         t.printStackTrace();
         fail("Unexpected error: " + t.toString());
      }
      finally
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "false");
      }
   }

   public void testVoidInvocation()
   {
      try
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "true");
         
         
         System.out.println("\nSTANDARD (OPTIMIZED): void invocation");
         System.out.println(PerformanceSUITE.ITERATION_COUNT + " Invocations, Repeat: x" + PerformanceSUITE.REPEAT_COUNT);
         System.out.println("(this may take a while...)\n");

         MBeanServer server = MBeanServerFactory.createMBeanServer();
         ObjectName name = new ObjectName("Domain:performanceTest=standard");
         String method = "methodInvocation";
         long start = 0, end = 0;
         float avg = 0l;

         server.registerMBean(new Standard(), name);

         // drop the first batch (+1)
         for (int testIterations = 0; testIterations < PerformanceSUITE.REPEAT_COUNT + 1; ++testIterations)
         {
            start = System.currentTimeMillis();
            for (int invocationIterations = 0; invocationIterations < PerformanceSUITE.ITERATION_COUNT; ++invocationIterations)
            {
               server.invoke(name, method, null, null);
            }
            end = System.currentTimeMillis();

            if (testIterations != 0)
            {
               long time = end - start;
               System.out.print( time + " ");
               avg += time;
            }
         }

         System.out.println("\nAverage: " + (avg/PerformanceSUITE.REPEAT_COUNT));
      }
      catch (Throwable t)
      {
         t.printStackTrace();
         fail("Unexpected error: " + t.toString());
      }
      finally
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "false");
      }
   }

   public void testCounterInvocation()
   {
      try
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "true");


         System.out.println("\nSTANDARD (OPTIMIZED): counter invocation");
         System.out.println(PerformanceSUITE.ITERATION_COUNT + " Invocations, Repeat: x" + PerformanceSUITE.REPEAT_COUNT);
         System.out.println("(this may take a while...)\n");

         MBeanServer server = MBeanServerFactory.createMBeanServer();
         ObjectName name = new ObjectName("Domain:performanceTest=standard");
         Standard mbean = new Standard();
         String method = "counter";
         long start = 0, end = 0;
         float avg = 0l;

         server.registerMBean(mbean, name);

         // drop the first batch (+1)
         for (int testIterations = 0; testIterations < PerformanceSUITE.REPEAT_COUNT + 1; ++testIterations)
         {
            start = System.currentTimeMillis();
            for (int invocationIterations = 0; invocationIterations < PerformanceSUITE.ITERATION_COUNT; ++invocationIterations)
            {
               server.invoke(name, method, null, null);
            }
            end = System.currentTimeMillis();

            if (testIterations != 0)
            {
               long time = end - start;
               System.out.print( time + " ");
               avg += time;
            }
         }

         System.out.println("\nAverage: " + (avg/PerformanceSUITE.REPEAT_COUNT));

         assertTrue(mbean.getCount() == (PerformanceSUITE.REPEAT_COUNT + 1)*PerformanceSUITE.ITERATION_COUNT);
      }
      catch (Throwable t)
      {
         t.printStackTrace();
         fail("Unexpected error: " + t.toString());
      }
      finally
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "false");
      }
   }


   public void testMixedArgsInvocation()
   {
      try
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "true");
         
         System.out.println("\nSTANDARD (OPTIMIZED): mixed arguments invocation");
         System.out.println(PerformanceSUITE.ITERATION_COUNT + " Invocations, Repeat: x" + PerformanceSUITE.REPEAT_COUNT);
         System.out.println("(this may take a while...)\n");

         MBeanServer server = MBeanServerFactory.createMBeanServer();
         ObjectName name    = new ObjectName("Domain:performanceTest=standard");
         Standard mbean     = new Standard();
         
         String method      = "mixedArguments";
         String[] signature = new String[] { 
                                 Integer.class.getName(),
                                 int.class.getName(),
                                 Object[][][].class.getName(),
                                 Attribute.class.getName()
                              };
                              
         Object[] args      = new Object[] {
                                 new Integer(1234),
                                 new Integer(455617),
                                 new Object[][][] {
                                    { 
                                       { "1x1x1", "1x1x2", "1x1x3" },
                                       { "1x2x1", "1x2x2", "1x2x3" },
                                       { "1x3x1", "1x3x2", "1x3x3" }
                                    },
                                    
                                    {
                                       { "2x1x1", "2x1x2", "2x1x3" },
                                       { "2x2x1", "2x2x2", "2x2x3" },
                                       { "2x3x1", "2x3x2", "2x3x3" }
                                    },
                                    
                                    {
                                       { "3x1x1", "3x1x2", "3x1x3" },
                                       { "3x2x1", "3x2x2", "3x2x3" },
                                       { "3x3x1", "3x3x2", "3x3x3" }
                                    }
                                 },
                                 new Attribute("attribute", "value")
                              };
                                    
         long start = 0, end = 0;
         float avg = 0l;

         server.registerMBean(mbean, name);

         // drop the first batch (+1)
         for (int testIterations = 0; testIterations < PerformanceSUITE.REPEAT_COUNT + 1; ++testIterations)
         {
            start = System.currentTimeMillis();
            for (int invocationIterations = 0; invocationIterations < PerformanceSUITE.ITERATION_COUNT; ++invocationIterations)
            {
               server.invoke(name, method, args, signature);
            }
            end = System.currentTimeMillis();

            if (testIterations != 0)
            {
               long time = end - start;
               System.out.print( time + " ");
               avg += time;
            }
         }

         System.out.println("\nAverage: " + (avg/PerformanceSUITE.REPEAT_COUNT));

      }
      catch (Throwable t)
      {
         t.printStackTrace();
         fail("Unexpected error: " + t.toString());
      }
      finally
      {
         System.setProperty(OPTIMIZE_REFLECTED_DISPATCHER, "false");
      }

   }
   
}
