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annotate src/tests/gov/nasa/jpf/test/mc/data/PerturbatorTest.java @ 0:61d41facf527

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initial v8 import (history reset)
author Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
date Fri, 23 Jan 2015 10:14:01 -0800
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1 /*
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2 * Copyright (C) 2014, United States Government, as represented by the
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3 * Administrator of the National Aeronautics and Space Administration.
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4 * All rights reserved.
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5 *
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6 * The Java Pathfinder core (jpf-core) platform is licensed under the
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7 * Apache License, Version 2.0 (the "License"); you may not use this file except
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8 * in compliance with the License. You may obtain a copy of the License at
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9 *
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10 * http://www.apache.org/licenses/LICENSE-2.0.
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11 *
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12 * Unless required by applicable law or agreed to in writing, software
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13 * distributed under the License is distributed on an "AS IS" BASIS,
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14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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15 * See the License for the specific language governing permissions and
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16 * limitations under the License.
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17 */
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18
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19 package gov.nasa.jpf.test.mc.data;
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20
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21 import gov.nasa.jpf.util.test.TestJPF;
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22 import gov.nasa.jpf.vm.Verify;
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23
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24 import org.junit.Test;
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25
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26 /**
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27 * regression test for Perturbator listener
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28 */
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29 public class PerturbatorTest extends TestJPF {
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30
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31 int data = 42;
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32
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33 public static void main(String[] args) {
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34 runTestsOfThisClass(args);
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35 }
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36
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37 @Test
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38 public void testIntFieldPerturbation() {
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39
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40 if (!isJPFRun()){
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41 Verify.resetCounter(0);
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42 }
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43
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44 if (verifyNoPropertyViolation("+listener=.listener.Perturbator",
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45 "+perturb.fields=data",
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46 "+perturb.data.class=.perturb.IntOverUnder",
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47 "+perturb.data.field=gov.nasa.jpf.test.mc.data.PerturbatorTest.data",
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48 "+perturb.data.delta=1")){
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49 System.out.println("instance field perturbation test");
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50 int d = data;
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51 System.out.print("d = ");
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52 System.out.println(d);
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53
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54 Verify.incrementCounter(0);
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55 switch (Verify.getCounter(0)){
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56 case 1: assert d == 43; break;
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57 case 2: assert d == 42; break;
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58 case 3: assert d == 41; break;
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59 default:
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60 assert false : "wrong counter value: " + Verify.getCounter(0);
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61 }
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62
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63 } else {
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64 assert Verify.getCounter(0) == 3;
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65 }
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66 }
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67
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68 @Test
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69 public void testFieldPerturbationLocation() {
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70
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71 if (!isJPFRun()){
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72 Verify.resetCounter(0);
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73 }
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74
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75 if (verifyNoPropertyViolation("+listener=.listener.Perturbator",
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76 "+perturb.fields=data",
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77 "+perturb.data.class=.perturb.IntOverUnder",
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78 "+perturb.data.field=gov.nasa.jpf.test.mc.data.PerturbatorTest.data",
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79 "+perturb.data.location=PerturbatorTest.java:87",
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80 "+perturb.data.delta=1")){
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81 System.out.println("instance field location perturbation test");
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82
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83 int x = data; // this should not be perturbed
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84 System.out.print("x = ");
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85 System.out.println(x);
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86
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87 int d = data; // this should be
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88 System.out.print("d = ");
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89 System.out.println(d);
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90
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91 Verify.incrementCounter(0);
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92
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93 } else {
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94 assert Verify.getCounter(0) == 3;
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95 }
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96 }
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97
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98 int foo (int i) {
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99 return i;
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100 }
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101
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102 int bar (int i, boolean b) {
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103 return i-1;
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104 }
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105
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106 int bar (int i){
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107 return i-1;
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108 }
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109
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110 @Test
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111 public void testIntReturnPerturbation() {
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112 if (!isJPFRun()){
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113 Verify.resetCounter(0);
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114 Verify.resetCounter(1);
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115 }
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116
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117 if (verifyNoPropertyViolation("+listener=.listener.Perturbator",
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118 "+perturb.returns=foo,bar",
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119
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120 "+perturb.foo.class=.perturb.IntOverUnder",
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121 "+perturb.foo.method=gov.nasa.jpf.test.mc.data.PerturbatorTest.foo(int)",
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122 "+perturb.foo.location=PerturbatorTest.java:136",
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123 "+perturb.foo.delta=1",
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124
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125 "+perturb.bar.class=.perturb.IntOverUnder",
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126 "+perturb.bar.method=gov.nasa.jpf.test.mc.data.PerturbatorTest.bar(int,boolean)",
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127 "+perturb.bar.delta=5")){
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128 int x, y;
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129
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130 System.out.println("int return perturbation test");
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131
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132 x = foo(-1); // this should not be perturbed ('foo' has a location spec)
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133 System.out.print("foo() = ");
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134 System.out.println(x);
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135
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136 x = foo(42); // line 136 => this should be
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137 System.out.print("foo() = ");
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138 System.out.println(x);
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139
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140 Verify.incrementCounter(0);
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141 switch (Verify.getCounter(0)){
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142 // foo() preturbations
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143 case 1: assert x == 43; break;
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144 case 2: assert x == 42; break;
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parents:
diff changeset
145 case 3: assert x == 41; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
146 default:
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
147 assert false : "wrong counter 0 (foo() perturbation) value: " + Verify.getCounter(0);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
148 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
149
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
150 if (x == 41){
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
151 y = bar(40, false); // this too (no location spec for 'bar')
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diff changeset
152 System.out.print("bar() = ");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
153 System.out.println(y);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
154
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
155 Verify.incrementCounter(1);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
156 switch (Verify.getCounter(1)){
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
157 // bar() perturbations
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
158 case 1: assert y == 44; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
159 case 2: assert y == 39; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
160 case 3: assert y == 34; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
161 default:
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
162 assert false : "wrong counter 1 (bar() perturbation) value: " + Verify.getCounter(1);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
163 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
164 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
165
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
166 } else {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
167 assert Verify.getCounter(0) == 3;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
168 assert Verify.getCounter(1) == 3;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
169 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
170 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
171
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
172 static void printParams(int i, boolean b) {
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parents:
diff changeset
173 System.out.println("(" + i + ", " + b + ")");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
174 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
175
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
176 static int zoo(int i, boolean b) {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
177 printParams(i, b);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
178 if (b)
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
179 return -1 * i;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
180 else
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
181 return i;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
182 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
183
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
184 void printParam(long i, double d) {
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parents:
diff changeset
185 System.out.println("(" + i + ", " + d + ")");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
186 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
187
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
188 double foobar(long i, double d) {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
189 printParam(i, d);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
190 long j = i;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
191 return d + (j % 10);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
192 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
193
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
194 @Test
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
195 public void testParamPerturbation() {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
196
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
197 if (!isJPFRun()){
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
198 Verify.resetCounter(0);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
199 Verify.resetCounter(1);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
200 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
201
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
202 if (verifyNoPropertyViolation("+listener=.listener.Perturbator",
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
203 "+perturb.params=foo,zoo",
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
204 "+perturb.foo.class=.perturb.GenericDataAbstractor",
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
205 "+perturb.foo.method=gov.nasa.jpf.test.mc.data.PerturbatorTest.foobar(long,double)",
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
206 "+perturb.foo.location=PerturbatorTest.java:233", // <<<<<<<<< update if file is changed!
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
207 "+perturb.zoo.class=.perturb.GenericDataAbstractor",
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
208 "+perturb.zoo.method=gov.nasa.jpf.test.mc.data.PerturbatorTest.zoo(int,boolean)"
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
209 )) {
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
210 System.out.println("parameters perturbation test");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
211
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
212 int e = zoo(42, false);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
213 System.out.print("zoo = ");
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
214 System.out.println(e);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
215
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
216 Verify.incrementCounter(0);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
217 switch (Verify.getCounter(0)){
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
218 case 1: assert e == 21; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
219 case 2: assert e == -21; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
220 case 3: assert e == 0; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
221 case 4: assert e == 0; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
222 case 5: assert e == -84; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
223 case 6: assert e == 84; break;
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
224 default:
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
225 assert false : "wrong counter value: " + Verify.getCounter(0);
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
226 }
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
227
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
228 if (e == 84) {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
229 double d = foobar(42, 0.0); // no perturbation
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
230 System.out.print("foobar = ");
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
231 System.out.println(d);
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
232
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Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
233 d = foobar(42, 0.0); // <<<< yes perturbation, line 233
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
234 System.out.print("foobar = ");
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
235 System.out.println(d);
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
236
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
237 Verify.incrementCounter(1);
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
238 switch (Verify.getCounter(1)){
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
239 case 1: assert Math.abs(d - 0.586) < 0.0001; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
240 case 2: assert d == 2; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
241 case 3: assert d == 5.141; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
242 case 4: assert d == -1.414; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
243 case 5: assert d == 0; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
244 case 6: assert d == 3.141; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
245 case 7: assert d == -1.414; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
246 case 8: assert d == 0; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
247 case 9: assert d == 3.141; break;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
248 default:
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
249 assert false : "wrong counter value: " + Verify.getCounter(1);
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
250 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
251 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
252 } else {
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
253 assert Verify.getCounter(0) == 6;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
254 assert Verify.getCounter(1) == 9;
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
255 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
256 }
61d41facf527 initial v8 import (history reset)
Peter Mehlitz <Peter.C.Mehlitz@nasa.gov>
parents:
diff changeset
257 }