--- java/trunk/recon/src/test/java/org/hps/recon/particle/HpsReconParticleDriverTest.java	2014-05-01 21:43:19 UTC (rev 543)
+++ java/trunk/recon/src/test/java/org/hps/recon/particle/HpsReconParticleDriverTest.java	2014-05-01 21:44:30 UTC (rev 544)
@@ -1,7 +1,18 @@

 package org.hps.recon.particle;
 

+import java.util.List; 
+import java.util.ArrayList; 
+

 import junit.framework.TestCase;
 

+import org.hps.recon.ecal.HPSEcalCluster;
+import org.lcsim.event.Track; 
+import org.lcsim.event.base.BaseCalorimeterHit;
+import org.lcsim.event.base.BaseTrack; 
+
+import hep.physics.vec.BasicHep3Vector;
+import hep.physics.vec.Hep3Vector;
+

 /**
  *
  * @author Omar Moreno <[log in to unmask]>

@@ -9,8 +20,63 @@

  */
 public class HpsReconParticleDriverTest extends TestCase { 
 

-    void testMakeReconstructedParticles(){
-    
-    }

+	private static final double B_FIELD = 0.5; // Tesla
+  	double[] trackParameters = new double[5];
+ 	List<Track> tracks = new ArrayList<Track>(); 
+	List<HPSEcalCluster> clusters = new ArrayList<HPSEcalCluster>(); 
+	
+   	public void setup() throws Exception {
+   
+   		// Create a pair of ideal e+e- tracks in opposite detector volumes.
+   		// The e+ track is created on the bottom half of the detector while
+   		// the e- track is created on the top half.
+   		BaseTrack topTrack = new BaseTrack(); 
+   		trackParameters[BaseTrack.D0] = 0.41051;
+   		trackParameters[BaseTrack.OMEGA] = -2.2584e-4; 
+   		trackParameters[BaseTrack.PHI] = 6.2626; 
+   		trackParameters[BaseTrack.TANLAMBDA] = 0.046548; 
+   		trackParameters[BaseTrack.Z0] = .23732; 
+   		topTrack.setTrackParameters(trackParameters, B_FIELD);
+   		
+   		BaseTrack bottomTrack = new BaseTrack();
+   		trackParameters[BaseTrack.D0] = 0.19691;
+   		trackParameters[BaseTrack.OMEGA] = 1.005e-4; 
+   		trackParameters[BaseTrack.PHI] = 6.2447; 
+   		trackParameters[BaseTrack.TANLAMBDA] = -0.024134; 
+   		trackParameters[BaseTrack.Z0] = -0.040231; 
+   		bottomTrack.setTrackParameters(trackParameters, B_FIELD);

+   		// Add the tracks to the list of tracks that will be used for test
+   		// purposes.
+   		tracks.add(topTrack);
+   		tracks.add(bottomTrack);
+   		
+   		// Create a pair of ideal clusters to match the e+e- pairs created
+   		// above.  Since the properties of a cluster cannot be modified 
+   		// directly via setter methods, first create a CalorimeterHit and
+   		// then use that to create a cluster.
+   		Hep3Vector topHitPosition = new BasicHep3Vector(190.27, 69.729, 1422.8);
+   		BaseCalorimeterHit topHit 
+   			= new BaseCalorimeterHit(.4600, .4600, 0, 0, 0, topHitPosition, 0);
+   		HPSEcalCluster topCluster = new HPSEcalCluster(topHit);
+   		
+   		Hep3Vector bottomHitPosition = new BasicHep3Vector(-148.46, -39.27, 1430.5);
+   		BaseCalorimeterHit bottomHit 
+   			= new BaseCalorimeterHit(1.1420, 1.1420, 0, 0, 0, bottomHitPosition, 0);
+   		HPSEcalCluster bottomCluster = new HPSEcalCluster(bottomHit);
+   		
+   		// Add the clusters to the list of clusters that will be used for test
+   		// purposes.
+   		clusters.add(topCluster);
+   		clusters.add(bottomCluster);
+   		
+   	}
+   	
+   	public void testMakeReconstructedParticles(){
+    	
+    	HpsReconParticleDriver particleDriver = new HpsReconParticleDriver(); 
+    	particleDriver.makeReconstructedParticles(clusters, tracks);
+   	
+   	}
+

 }