StdProgramGenerator.java

1 
package net.bmahe.genetics4j.gp.program;
2
3 
import java.util.random.RandomGenerator;
4
5 
import org.apache.commons.lang3.Validate;
6
7 
import net.bmahe.genetics4j.core.chromosomes.TreeNode;
8 
import net.bmahe.genetics4j.gp.Operation;
9 
import net.bmahe.genetics4j.gp.OperationFactory;
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public class StdProgramGenerator implements ProgramGenerator {
12
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	private final ProgramHelper programHelper;
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	private final RandomGenerator randomGenerator;
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16 
	@SuppressWarnings({ "unchecked", "rawtypes" })
17 
	private <T, U> TreeNode<Operation<T>> generate(final Program program, Class<U> acceptedType, int maxDepth,
18 
			int depth) {
19
20 12 1. generate : Substituted 1 with 0 → SURVIVED
2. generate : removed conditional - replaced comparison check with false → SURVIVED
3. generate : removed call to java/util/random/RandomGenerator::nextDouble → SURVIVED
4. generate : removed conditional - replaced comparison check with true → SURVIVED
5. generate : negated conditional → SURVIVED
6. generate : Replaced integer subtraction with addition → SURVIVED
7. generate : removed conditional - replaced comparison check with false → SURVIVED
8. generate : changed conditional boundary → SURVIVED
9. generate : Substituted 0.5 with 1.0 → SURVIVED
10. generate : negated conditional → SURVIVED
11. generate : changed conditional boundary → KILLED
12. generate : removed conditional - replaced comparison check with true → KILLED
 
		OperationFactory currentNode = depth < maxDepth - 1 && randomGenerator.nextDouble() < 0.5
21 1 1. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomFunction → KILLED
 
				? programHelper.pickRandomFunction(program, acceptedType)
22 1 1. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomTerminal → KILLED
 
				: programHelper.pickRandomTerminal(program, acceptedType);
23
24 2 1. generate : removed call to net/bmahe/genetics4j/gp/OperationFactory::build → KILLED
2. generate : removed call to net/bmahe/genetics4j/gp/program/Program::inputSpec → KILLED
 
		final Operation<T> currentOperation = currentNode.build(program.inputSpec());
25 1 1. generate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::<init> → KILLED
 
		final TreeNode<Operation<T>> currentTreeNode = new TreeNode<>(currentOperation);
26
27 1 1. generate : removed call to net/bmahe/genetics4j/gp/OperationFactory::acceptedTypes → KILLED
 
		final Class[] acceptedTypes = currentNode.acceptedTypes();
28
29 5 1. generate : removed conditional - replaced comparison check with false → SURVIVED
2. generate : Substituted 0 with 1 → SURVIVED
3. generate : changed conditional boundary → KILLED
4. generate : removed conditional - replaced comparison check with true → KILLED
5. generate : negated conditional → KILLED
 
		for (int i = 0; i < acceptedTypes.length; i++) {
30 
			final Class childAcceptedType = acceptedTypes[i];
31 3 1. generate : Substituted 1 with 0 → KILLED
2. generate : removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
3. generate : Replaced integer addition with subtraction → KILLED
 
			final TreeNode<Operation<T>> operation = generate(program, childAcceptedType, maxDepth, depth + 1);
32
33 1 1. generate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::addChild → SURVIVED
 
			currentTreeNode.addChild(operation);
34 
		}
35
36 1 1. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
 
		return currentTreeNode;
37 
	}
38
39 
	public StdProgramGenerator(final ProgramHelper _programHelper, final RandomGenerator _randomGenerator) {
40 
		Validate.notNull(_programHelper);
41 
		Validate.notNull(_randomGenerator);
42
43 1 1. <init> : Removed assignment to member variable programHelper → KILLED
 
		this.programHelper = _programHelper;
44 1 1. <init> : Removed assignment to member variable randomGenerator → KILLED
 
		this.randomGenerator = _randomGenerator;
45 
	}
46
47 
	@SuppressWarnings("rawtypes")
48 
	@Override
49 
	public TreeNode<Operation<?>> generate(final Program program, final int maxDepth) {
50 
		Validate.notNull(program);
51 
		Validate.isTrue(maxDepth > 0);
52
53 6 1. generate : removed call to java/util/random/RandomGenerator::nextDouble → SURVIVED
2. generate : removed conditional - replaced comparison check with true → SURVIVED
3. generate : negated conditional → SURVIVED
4. generate : removed conditional - replaced comparison check with false → SURVIVED
5. generate : Substituted 0.98 with 1.0 → SURVIVED
6. generate : changed conditional boundary → SURVIVED
 
		final OperationFactory currentNode = randomGenerator.nextDouble() < 0.98
54 1 1. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomFunction → KILLED
 
				? programHelper.pickRandomFunction(program)
55 1 1. generate : removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomTerminal → NO_COVERAGE
 
				: programHelper.pickRandomTerminal(program);
56
57 2 1. generate : removed call to net/bmahe/genetics4j/gp/program/Program::inputSpec → SURVIVED
2. generate : removed call to net/bmahe/genetics4j/gp/OperationFactory::build → KILLED
 
		final Operation currentOperation = currentNode.build(program.inputSpec());
58 1 1. generate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::<init> → KILLED
 
		final TreeNode<Operation<?>> currentTreeNode = new TreeNode<>(currentOperation);
59
60 1 1. generate : removed call to net/bmahe/genetics4j/gp/OperationFactory::acceptedTypes → KILLED
 
		Class[] acceptedTypes = currentNode.acceptedTypes();
61
62 5 1. generate : negated conditional → SURVIVED
2. generate : removed conditional - replaced comparison check with false → SURVIVED
3. generate : Substituted 0 with 1 → SURVIVED
4. generate : removed conditional - replaced comparison check with true → KILLED
5. generate : changed conditional boundary → KILLED
 
		for (int i = 0; i < acceptedTypes.length; i++) {
63 
			final Class acceptedType = acceptedTypes[i];
64 2 1. generate : Substituted 1 with 0 → SURVIVED
2. generate : removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
 
			final TreeNode<Operation<?>> operation = generate(program, acceptedType, maxDepth, 1);
65
66 1 1. generate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::addChild → SURVIVED
 
			currentTreeNode.addChild(operation);
67 
		}
68
69 1 1. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
 
		return currentTreeNode;
70 
	}
71
72 
	@Override
73 
	public TreeNode<Operation<?>> generate(final Program program) {
74 3 1. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
2. generate : removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
3. generate : removed call to net/bmahe/genetics4j/gp/program/Program::maxDepth → KILLED
 
		return generate(program, program.maxDepth());
75 
	}
76
77 
	@Override
78 
	public <T, U> TreeNode<Operation<T>> generate(final Program program, final int maxDepth, final Class<U> rootType) {
79 
		Validate.notNull(program);
80 
		Validate.notNull(rootType);
81 
		Validate.isTrue(maxDepth > 0);
82
83 3 1. generate : Substituted 0 with 1 → SURVIVED
2. generate : replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
3. generate : removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED
 
		return generate(program, rootType, maxDepth, 0);
84 
	}
85 
}

Mutations

20

1.1
Location : generate
Killed by : none Substituted 1 with 0 → SURVIVED Covering tests

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] changed conditional boundary → KILLED

3.3
Location : generate
Killed by : none removed conditional - replaced comparison check with false → SURVIVED Covering tests

4.4
Location : generate
Killed by : none removed call to java/util/random/RandomGenerator::nextDouble → SURVIVED Covering tests

5.5
Location : generate
Killed by : none removed conditional - replaced comparison check with true → SURVIVED Covering tests

6.6
Location : generate
Killed by : none negated conditional → SURVIVED Covering tests

7.7
Location : generate
Killed by : none Replaced integer subtraction with addition → SURVIVED Covering tests

8.8
Location : generate
Killed by : none removed conditional - replaced comparison check with false → SURVIVED Covering tests

9.9
Location : generate
Killed by : none changed conditional boundary → SURVIVED Covering tests

10.10
Location : generate
Killed by : none Substituted 0.5 with 1.0 → SURVIVED Covering tests

11.11
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed conditional - replaced comparison check with true → KILLED

12.12
Location : generate
Killed by : none negated conditional → SURVIVED Covering tests

21

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest]/[method:generateSimple()] removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomFunction → KILLED

22

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomTerminal → KILLED

24

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed call to net/bmahe/genetics4j/gp/OperationFactory::build → KILLED

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.SimpleGPTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.SimpleGPTest]/[method:simple()] removed call to net/bmahe/genetics4j/gp/program/Program::inputSpec → KILLED

25

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::<init> → KILLED

27

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed call to net/bmahe/genetics4j/gp/OperationFactory::acceptedTypes → KILLED

29

1.1
Location : generate
Killed by : none removed conditional - replaced comparison check with false → SURVIVED Covering tests

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] changed conditional boundary → KILLED

3.3
Location : generate
Killed by : none Substituted 0 with 1 → SURVIVED Covering tests

4.4
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed conditional - replaced comparison check with true → KILLED

5.5
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] negated conditional → KILLED

31

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] Substituted 1 with 0 → KILLED

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

3.3
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] Replaced integer addition with subtraction → KILLED

33

1.1
Location : generate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::addChild → SURVIVED Covering tests

36

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

43

1.1
Location : <init>
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] Removed assignment to member variable programHelper → KILLED

44

1.1
Location : <init>
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] Removed assignment to member variable randomGenerator → KILLED

53

1.1
Location : generate
Killed by : none removed call to java/util/random/RandomGenerator::nextDouble → SURVIVED Covering tests

2.2
Location : generate
Killed by : none removed conditional - replaced comparison check with true → SURVIVED Covering tests

3.3
Location : generate
Killed by : none negated conditional → SURVIVED Covering tests

4.4
Location : generate
Killed by : none removed conditional - replaced comparison check with false → SURVIVED Covering tests

5.5
Location : generate
Killed by : none Substituted 0.98 with 1.0 → SURVIVED Covering tests

6.6
Location : generate
Killed by : none changed conditional boundary → SURVIVED Covering tests

54

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomFunction → KILLED

55

1.1
Location : generate
Killed by : none removed call to net/bmahe/genetics4j/gp/program/ProgramHelper::pickRandomTerminal → NO_COVERAGE

57

1.1
Location : generate
Killed by : none removed call to net/bmahe/genetics4j/gp/program/Program::inputSpec → SURVIVED Covering tests

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed call to net/bmahe/genetics4j/gp/OperationFactory::build → KILLED

58

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::<init> → KILLED

60

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed call to net/bmahe/genetics4j/gp/OperationFactory::acceptedTypes → KILLED

62

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed conditional - replaced comparison check with true → KILLED

2.2
Location : generate
Killed by : none negated conditional → SURVIVED Covering tests

3.3
Location : generate
Killed by : none removed conditional - replaced comparison check with false → SURVIVED Covering tests

4.4
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] changed conditional boundary → KILLED

5.5
Location : generate
Killed by : none Substituted 0 with 1 → SURVIVED Covering tests

64

1.1
Location : generate
Killed by : none Substituted 1 with 0 → SURVIVED Covering tests

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

66

1.1
Location : generate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::addChild → SURVIVED Covering tests

69

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generate()] replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

74

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest]/[method:generateSimple()] replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest]/[method:generateSimple()] removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

3.3
Location : generate
Killed by : net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.chromosomes.factory.ProgramTreeChromosomeFactoryTest]/[method:generateSimple()] removed call to net/bmahe/genetics4j/gp/program/Program::maxDepth → KILLED

83

1.1
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] replaced return value with null for net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

2.2
Location : generate
Killed by : net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.program.StdProgramGeneratorTest]/[method:generateWithRootType()] removed call to net/bmahe/genetics4j/gp/program/StdProgramGenerator::generate → KILLED

3.3
Location : generate
Killed by : none Substituted 0 with 1 → SURVIVED Covering tests

Active mutators

Tests examined


Report generated by PIT 1.19.6