1 /*
2 * Propagator_Test.java
3 *
4 * Created on July 24, 2007, 12:01 PM
5 *
6 * $Id: Propagator_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 junit.framework.TestCase;
12 import org.lcsim.recon.tracking.trfutil.Assert;
13
14 /**
15 *
16 * @author Norman Graf
17 */
18 public class Propagator_Test extends TestCase
19 {
20 private boolean debug;
21 /** Creates a new instance of Propagator_Test */
22 public void testPropagator()
23 {
24 String ok_prefix = "Propagator test (I): ";
25 String error_prefix = "Propagator test (E): ";
26
27 if(debug) System.out.println("------- Testing component Propagator. -------" );
28
29 //********************************************************************
30
31 if(debug) System.out.println("Test constructor." );
32
33 TestProp tprop = new TestProp();
34 if(debug) System.out.println(tprop );
35
36 //********************************************************************
37
38 if(debug) System.out.println("Test default VTrack propagation." );
39 Surface ptsrf1= new SurfTest(1) ;
40 Surface ptsrf2= new SurfTest(2) ;
41 VTrack trv1 = new VTrack(ptsrf1);
42 VTrack trv2 = new VTrack(trv1);
43
44 Assert.assertTrue( trv2.surface().equals(ptsrf1) );
45 Assert.assertTrue(! trv2.surface().equals(ptsrf2) );
46 Assert.assertTrue( trv2.vector().equals(trv1.vector()) );
47 if(debug) System.out.println(trv2 );
48
49 tprop.vecProp(trv2,ptsrf2);
50 if(debug) System.out.println(trv2 );
51
52 Assert.assertTrue( trv2.surface().equals(ptsrf2) );
53 if(debug) System.out.println(trv2.vector().get(1)+", "+ trv1.vector().get(1));
54 Assert.assertTrue( trv2.vector().get(1) > trv1.vector().get(1) );
55
56
57 //********************************************************************
58
59 if(debug) System.out.println("Test backward VTrack propagation." );
60 Surface ptsrf3 = new SurfTest(3);
61 VTrack trv3 = new VTrack(trv2);
62 if(debug) System.out.println(trv3 );
63
64 tprop.vecDirProp(trv3,ptsrf3,PropDir.BACKWARD);
65 if(debug) System.out.println(trv3 );
66
67 Assert.assertTrue( trv3.surface().equals(ptsrf3) );
68 Assert.assertTrue( trv3.vector().get(1) < trv2.vector().get(1) );
69
70
71 //********************************************************************
72
73 if(debug) System.out.println("Test default ETrack propagation." );
74 ETrack tre1 = new ETrack(ptsrf1);
75 TrackError err = new TrackError();
76 err.set(0,0,0.01);
77 err.set(1,1,0.02);
78 err.set(2,2,0.03);
79 err.set(3,3,0.04);
80 err.set(4,4,0.05);
81 tre1.setError(err);
82 ETrack tre2 = new ETrack(tre1);
83 tre2.setError(err);
84
85 Assert.assertTrue( tre2.surface().equals(ptsrf1) );
86 Assert.assertTrue( !tre2.surface().equals(ptsrf2) );
87 Assert.assertTrue( tre2.vector().equals(tre1.vector()) );
88 if(debug) System.out.println(tre2 );
89 tprop.errProp(tre2,ptsrf2);
90 if(debug) System.out.println(tre2 );
91 Assert.assertTrue( tre2.surface().equals(ptsrf2) );
92 Assert.assertTrue( tre2.vector().get(1) > tre1.vector().get(1) );
93
94 //********************************************************************
95
96 if(debug) System.out.println("Test backward ETrack propagation." );
97 ETrack tre3 = new ETrack(tre2);
98 if(debug) System.out.println(tre3 );
99 tprop.errDirProp(tre3,ptsrf3,PropDir.BACKWARD);
100 if(debug) System.out.println(tre3 );
101 Assert.assertTrue( tre3.surface().equals(ptsrf3) );
102 Assert.assertTrue( tre3.vector().get(1) < tre2.vector().get(1) );
103
104 //********************************************************************
105
106 if(debug) System.out.println("Test direction reduction." );
107 boolean stat;
108 PropDir dir = PropDir.FORWARD_MOVE;
109 if(debug) System.out.println(dir);
110 dir = Propagator.reduce(dir);
111 if(debug) System.out.println(dir);
112 // Assert.assertTrue( Propagator.reduce_direction(dir) );
113 // if(debug) System.out.println(dir);
114 Assert.assertTrue( dir.equals(PropDir.FORWARD) );
115 // Assert.assertTrue( ! Propagator.reduce_direction(dir) );
116 Assert.assertTrue( dir.equals(PropDir.FORWARD) );
117 dir = PropDir.BACKWARD_MOVE;
118 Assert.assertTrue( Propagator.reduceDirection(dir) );
119 dir = Propagator.reduce(dir);
120 Assert.assertTrue( dir.equals(PropDir.BACKWARD) );
121 Assert.assertTrue( ! Propagator.reduceDirection(dir) );
122 Assert.assertTrue( dir.equals(PropDir.BACKWARD) );
123 dir = PropDir.NEAREST_MOVE;
124 Assert.assertTrue( Propagator.reduceDirection(dir) );
125 dir = Propagator.reduce(dir);
126 Assert.assertTrue( dir.equals(PropDir.NEAREST) );
127 Assert.assertTrue( ! Propagator.reduceDirection(dir) );
128 Assert.assertTrue( dir.equals(PropDir.NEAREST) );
129
130 //********************************************************************
131
132 if(debug) System.out.println(ok_prefix+ "------------- All tests passed. -------------" );
133
134 //********************************************************************
135 }
136
137 }