1 /*
2 * VTrackGenerator_Test.java
3 *
4 * Created on July 24, 2007, 11:54 AM
5 *
6 * $Id: VTrackGenerator_Test.java,v 1.1.1.1 2010/04/08 20:38:00 jeremy Exp $
7 */
8
9 package org.lcsim.recon.tracking.trfbase;
10
11 import java.util.ArrayList;
12 import java.util.Iterator;
13 import java.util.List;
14 import junit.framework.TestCase;
15 import org.lcsim.recon.tracking.trfutil.Assert;
16
17 /**
18 *
19 * @author Norman Graf
20 */
21 public class VTrackGenerator_Test extends TestCase
22 {
23 private boolean debug;
24 /** Creates a new instance of VTrackGenerator_Test */
25 public void testVTrackGenerator()
26 {
27 String component = "VTrackGenerator";
28 String ok_prefix = component + " (I): ";
29 String error_prefix = component + " test (E): ";
30
31 if(debug) System.out.println( ok_prefix
32 + "---------- Testing component " + component
33 + ". ----------" );
34
35 //********************************************************************
36
37 // Verify that each generated track is different and is in range.
38 if(debug) System.out.println( ok_prefix + "Test default sequence." );
39 SurfTest stest = new SurfTest(1);
40 TrackVector min = new TrackVector();
41 TrackVector max = new TrackVector();
42 min.set(0, 0.0);
43 max.set(0, 1.0);
44 min.set(1, 1.0);
45 max.set(1, 2.0);
46 min.set(2, -3.0);
47 max.set(2, -2.0);
48 min.set(3, 3.0);
49 max.set(3, 4.0);
50 min.set(4, -4.0);
51 max.set(4, 5.0);
52 VTrackGenerator gen = new VTrackGenerator(stest,min,max);
53 if(debug) System.out.println( gen );
54 Assert.assertTrue( stest.pureEqual( gen.surface() ) );
55 int ntest = 20;
56 int itest;
57 List values = new ArrayList();
58 if(debug) System.out.println( "************" );
59 for ( itest=0; itest<ntest; ++itest )
60 {
61 VTrack trk = gen.newTrack();
62 if(debug) System.out.println( trk );
63 if(debug) System.out.println( "************" );
64 for ( Iterator ival=values.iterator(); ival.hasNext(); )
65 {
66 Assert.assertTrue( !trk.equals( (VTrack) ival.next()) );
67 }
68 Assert.assertTrue( stest.pureEqual( trk.surface() ) );
69 for ( int i=0; i<5; ++i )
70 {
71 Assert.assertTrue( trk.vector().get(i) >= min.get(i) );
72 Assert.assertTrue( trk.vector().get(i) <= max.get(i) );
73 }
74 values.add(trk);
75 }
76
77 //********************************************************************
78
79 // Verify that two generators starting with the same seed give the
80 // same values.
81 if(debug) System.out.println( ok_prefix + "Test sequence with seed." );
82 long seed = 246813579L;
83 gen.setSeed(seed);
84 VTrackGenerator gen2 = new VTrackGenerator(stest,min,max);
85 gen2.setSeed(seed);
86 for ( itest=0; itest<ntest; ++itest )
87 {
88 VTrack trk = gen.newTrack();
89 VTrack trk2 = gen2.newTrack();
90 if(debug) System.out.println( trk );
91 if(debug) System.out.println( "*****" );
92 if(debug) System.out.println( trk2 );
93 if(debug) System.out.println( "************" );
94 Assert.assertTrue( trk.equals(trk2) );
95 }
96
97 //********************************************************************
98
99 if(debug) System.out.println( ok_prefix + "Test copy constructor." );
100 VTrackGenerator gen3 = new VTrackGenerator(gen);
101 for ( itest=0; itest<ntest; ++itest )
102 {
103 VTrack trk = gen.newTrack();
104 VTrack trk2 = gen3.newTrack();
105 if(debug) System.out.println( trk );
106 if(debug) System.out.println( "*****" );
107 if(debug) System.out.println( trk2 );
108 if(debug) System.out.println( "************" );
109 Assert.assertTrue( trk.equals(trk2) );
110 }
111
112 //********************************************************************
113
114 if(debug) System.out.println( ok_prefix
115 + "------------- All tests passed. -------------" );
116
117 //********************************************************************
118 }
119
120 }