diff -u -r1.1 -r1.2
--- NonTrivialPFASingleEventTest.java	4 Sep 2007 22:51:30 -0000	1.1
+++ NonTrivialPFASingleEventTest.java	6 Sep 2007 18:13:49 -0000	1.2
@@ -11,6 +11,9 @@

 import org.lcsim.contrib.uiowa.NonTrivialPFA;
 import org.lcsim.event.EventHeader;
 import org.lcsim.event.MCParticle;

+import org.lcsim.event.ParticleID;
+import org.lcsim.event.ReconstructedParticle;
+import org.lcsim.event.Track;

 import org.lcsim.util.Driver;
 import org.lcsim.util.cache.FileCache;
 import org.lcsim.util.loop.LCIODriver;

@@ -25,18 +28,102 @@

  */
 public class NonTrivialPFASingleEventTest extends TestCase
 {	

+    void setupUp()
+    {
+       Runtime.getRuntime().gc();
+    }
+

 	public void testSingleEvent() throws IOException, LoopException
 	{
 		FileCache cache = new FileCache();
 		File file = cache.getCachedFile(new URL("http://www.lcsim.org/test/lcio/panpyZZnunubaruds-0-1000_SLIC_v2r1p5_acme0605.slcio"));
 		

+		// Write out output of NonTrivialPFA.
+		System.out.println("Running NonTrivialPFA ...");

 		LCSimLoop loop = new LCSimLoop();
 		loop.setLCIORecordSource(file);
 		loop.add(new NonTrivialPFA());
 		loop.add(new RemoveMCPColls());

-		loop.add(new LCIODriver(new TestOutputFile("NonTrivialPFA.slcio")));

+		File outputfile = new TestOutputFile("NonTrivialPFA.slcio");
+		loop.add(new LCIODriver(outputfile));
+		loop.loop(1);
+		loop.dispose();
+		System.out.println("Done running PFA.");
+		
+		System.out.println("Reading back " + outputfile.getAbsolutePath() + " ...");
+		// Read back and perform some checks on ReconstructedParticles.		
+		loop = new LCSimLoop();		
+		loop.setLCIORecordSource(outputfile);
+		loop.add(new CheckParticleDriver());

 		loop.loop(1);

-		loop.dispose();		

+		loop.dispose();
+		System.out.println("Done reading back " + outputfile.getAbsolutePath() + ".");
+	}
+	
+	class CheckParticleDriver extends Driver
+	{
+		public void process(EventHeader event)
+		{
+			List<ReconstructedParticle> c = event.get(ReconstructedParticle.class, "PFAReconstructedParticles");
+			int cntr = 0;
+			for (ReconstructedParticle p : c)
+			{			
+				System.out.println("Particle " + cntr);
+				int ntracks = p.getTracks().size();
+				if (ntracks > 0)
+				{
+					for (int i=0; i<ntracks; i++)
+					{
+						Track t = p.getTracks().get(i);
+						if (t == null)
+						{
+							System.out.println("WARNING: Track " + i + " is null!");
+						}
+						else
+						{
+							System.out.println("    Track: " + t.hashCode());
+						}
+					}
+				}
+				
+				List<ParticleID> ids = p.getParticleIDs();
+				for (int i=0; i<ids.size(); i++)
+				{
+					ParticleID id = ids.get(i);
+					if (id == null)
+					{
+						System.out.println("WARNING: PID " + i + " is null!");
+					}
+					else 
+					{
+						System.out.println("    PID: " + id.getPDG());
+					}
+				}
+				
+				
+				ParticleID idused = p.getParticleIDUsed();
+				if (idused == null)
+				{					
+					System.out.println("PIDUsed is null!");
+				}
+				else {
+					System.out.println("PIDUsed: " + idused.getPDG());
+				}
+				
+				
+				List<ReconstructedParticle> reconp = p.getParticles();
+				for (int i=0; i<reconp.size(); i++)
+				{
+					ReconstructedParticle subp = reconp.get(i);
+					if (subp == null)
+						System.out.println("Sub-Particle " + i + " is null!");
+					else
+						System.out.println("Sub-Particle: " + subp.hashCode());
+				}
+				
+				++cntr;
+			}			
+		}		

 	}
 	
 	class RemoveMCPColls extends Driver

@@ -55,4 +142,4 @@

 			}
 		}
 	}

-}

\ No newline at end of file

+}