1 /*
2 * RandomSimulator_Test.java
3 *
4 * Created on July 24, 2007, 11:35 AM
5 *
6 * $Id: RandomSimulator_Test.java,v 1.1.1.1 2010/04/08 20:38:00 jeremy Exp $
7 */
8
9 package org.lcsim.recon.tracking.trfutil;
10
11 import java.util.ArrayList;
12 import java.util.List;
13 import junit.framework.TestCase;
14
15 /**
16 *
17 * @author Norman Graf
18 */
19 public class RandomSimulator_Test extends TestCase
20 {
21 private boolean debug;
22 /** Creates a new instance of RandomSimulator_Test */
23 public void testRandomSimulator()
24 {
25 String component = "RandomSimulator";
26 String ok_prefix = component + " (I): ";
27 String error_prefix = component + " test (E): ";
28
29 if(debug) System.out.println( ok_prefix
30 + "---------- Testing component " + component
31 + ". ----------" );
32
33 //********************************************************************
34
35 if(debug) System.out.println( ok_prefix + "Construct generators and simulator." );
36 double min = 2.0;
37 double max = 5.0;
38 long seed1 = 246813579L;
39 long seed2 = 987654321L;
40 long seed3 = 135724689L;
41 RandomGeneratorTest rgen1 = new RandomGeneratorTest(min,max,seed1);
42 RandomGeneratorTest rgen2 = new RandomGeneratorTest(min,max,seed2);
43 RandomGeneratorTest rgen3 = new RandomGeneratorTest(min,max,seed3);
44 if(debug) System.out.println( "Generators:" );
45 if(debug) System.out.println( rgen1 );
46 if(debug) System.out.println( rgen2 );
47 if(debug) System.out.println( rgen3 );
48 RandomSimulatorTest rsim = new RandomSimulatorTest(rgen1,rgen2,rgen3);
49 if(debug) System.out.println( "Simulator:" );
50 if(debug) System.out.println( rsim );
51 // save initial values
52 List values0 = new ArrayList();
53 values0.add( new Double( rgen1.flat()) );
54 values0.add( new Double( rgen2.flat()) );
55 values0.add( new Double( rgen3.flat()) );
56 List values1 = new ArrayList();
57 values1.add( new Double( rgen1.flat()) );
58 values1.add( new Double( rgen2.flat()) );
59 values1.add( new Double( rgen3.flat()) );
60 int nval = 3;
61 Assert.assertTrue( values0.size() == nval );
62 Assert.assertTrue( values1.size() == nval );
63
64 //********************************************************************
65
66 if(debug) System.out.println( ok_prefix + "Construct registry." );
67 RandomRegistry reg = new RandomRegistry();
68 rsim.registerGenerators(reg);
69 int rec = reg.record();
70
71 //********************************************************************
72
73 if(debug) System.out.println( ok_prefix + "Check initial generators." );
74 List gens = rsim.generators();
75 Assert.assertTrue( gens.size() == nval );
76 List values = rsim.generate_values();
77 int i;
78 for ( i=0; i<nval; ++i )
79 {
80 if(debug) System.out.println( i + " " + values.get(i) + " " + values0.get(i) );
81 if(debug) System.out.println( rsim );
82 Assert.assertTrue( values.get(i).equals(values0.get(i)) );
83 }
84
85 //********************************************************************
86
87 if(debug) System.out.println( ok_prefix + "Check non-initial states." );
88 values = rsim.generate_values();
89 for ( i=0; i<nval; ++i )
90 {
91 if(debug) System.out.println( i + " " + values.get(i) + " " + values0.get(i) + " "
92 + values1.get(i) );
93 Assert.assertTrue( !values.get(i).equals(values0.get(i)) );
94 Assert.assertTrue( values.get(i).equals(values1.get(i)) );
95 }
96 rsim.generate_values();
97 rsim.generate_values();
98 rsim.generate_values();
99
100 //********************************************************************
101
102 if(debug) System.out.println( ok_prefix + "Check reset states." );
103 reg.set(rec);
104 values = rsim.generate_values();
105 for ( i=0; i<nval; ++i )
106 {
107 if(debug) System.out.println( values.get(i) + " " + values0.get(i) );
108 Assert.assertTrue( values.get(i).equals(values0.get(i)) );
109 }
110
111 //********************************************************************
112
113 if(debug) System.out.println( ok_prefix
114 + "------------- All tests passed. -------------" );
115
116 //********************************************************************
117 }
118
119 }