ProgramRandomMutateMutator.java

package net.bmahe.genetics4j.gp.mutation;

import java.util.List;

import java.util.Objects;

import java.util.random.RandomGenerator;

import org.apache.commons.lang3.Validate;

import org.apache.logging.log4j.LogManager;

import org.apache.logging.log4j.Logger;

import net.bmahe.genetics4j.core.Genotype;

import net.bmahe.genetics4j.core.chromosomes.Chromosome;

import net.bmahe.genetics4j.core.chromosomes.TreeChromosome;

import net.bmahe.genetics4j.core.chromosomes.TreeNode;

import net.bmahe.genetics4j.core.mutation.Mutator;

import net.bmahe.genetics4j.core.spec.AbstractEAConfiguration;

import net.bmahe.genetics4j.core.spec.chromosome.ChromosomeSpec;

import net.bmahe.genetics4j.gp.Operation;

import net.bmahe.genetics4j.gp.program.Program;

import net.bmahe.genetics4j.gp.program.ProgramGenerator;

import net.bmahe.genetics4j.gp.spec.chromosome.ProgramTreeChromosomeSpec;

public class ProgramRandomMutateMutator implements Mutator {

	final static public Logger logger = LogManager.getLogger(ProgramRandomMutateMutator.class);

	private final ProgramGenerator programGenerator;

	private final RandomGenerator randomGenerator;

	private final AbstractEAConfiguration eaConfiguration;

	private final double populationMutationProbability;

	public ProgramRandomMutateMutator(final ProgramGenerator _programGenerator,

			final RandomGenerator _randomGenerator,

			final AbstractEAConfiguration _eaConfiguration,

			final double _populationMutationProbability) {

		Objects.requireNonNull(_programGenerator);

		Objects.requireNonNull(_randomGenerator);

		Objects.requireNonNull(_eaConfiguration);

		Validate.inclusiveBetween(0.0, 1.0, _populationMutationProbability);

1 1. <init> : Removed assignment to member variable programGenerator → KILLED

		this.programGenerator = _programGenerator;

1 1. <init> : Removed assignment to member variable randomGenerator → KILLED

		this.randomGenerator = _randomGenerator;

1 1. <init> : Removed assignment to member variable eaConfiguration → SURVIVED

		this.eaConfiguration = _eaConfiguration;

1 1. <init> : Removed assignment to member variable populationMutationProbability → SURVIVED

		this.populationMutationProbability = _populationMutationProbability;

	protected TreeNode<Operation<?>> duplicateAndMutate(final Program program, final TreeNode<Operation<?>> root,

			final int cutPoint, final int nodeIndex, final int currentDepth) {

		Objects.requireNonNull(program);

		Objects.requireNonNull(root);

		Validate.isTrue(cutPoint >= 0);

1 1. duplicateAndMutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::getData → KILLED

		final Operation<?> rootData = root.getData();

3 1. duplicateAndMutate : negated conditional → KILLED
2. duplicateAndMutate : removed conditional - replaced equality check with false → KILLED
3. duplicateAndMutate : removed conditional - replaced equality check with true → KILLED

		if (nodeIndex == cutPoint) {

5 1. duplicateAndMutate : Replaced integer subtraction with addition → SURVIVED
2. duplicateAndMutate : removed call to net/bmahe/genetics4j/gp/program/Program::maxDepth → SURVIVED
3. duplicateAndMutate : replaced call to java/lang/Math::max with argument → SURVIVED
4. duplicateAndMutate : Substituted 1 with 0 → SURVIVED
5. duplicateAndMutate : removed call to java/lang/Math::max → KILLED

			final int depth = Math.max(1, program.maxDepth() - currentDepth);

11 1. duplicateAndMutate : changed conditional boundary → SURVIVED
2. duplicateAndMutate : removed conditional - replaced comparison check with false → SURVIVED
3. duplicateAndMutate : Replaced integer subtraction with addition → SURVIVED
4. duplicateAndMutate : Substituted 1 with 0 → SURVIVED
5. duplicateAndMutate : replaced call to java/util/random/RandomGenerator::nextInt with argument → SURVIVED
6. duplicateAndMutate : Substituted 1 with 0 → SURVIVED
7. duplicateAndMutate : negated conditional → SURVIVED
8. duplicateAndMutate : removed conditional - replaced comparison check with true → SURVIVED
9. duplicateAndMutate : removed call to java/util/random/RandomGenerator::nextInt → SURVIVED
10. duplicateAndMutate : Substituted 1 with 0 → KILLED
11. duplicateAndMutate : Replaced integer addition with subtraction → KILLED

			final int maxSubtreeDepth = depth > 1 ? randomGenerator.nextInt(depth - 1) + 1 : depth;

3 1. duplicateAndMutate : removed call to net/bmahe/genetics4j/gp/program/ProgramGenerator::generate → KILLED
2. duplicateAndMutate : replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → KILLED
3. duplicateAndMutate : removed call to net/bmahe/genetics4j/gp/Operation::returnedType → KILLED

			return programGenerator.generate(program, maxSubtreeDepth, rootData.returnedType());

1 1. duplicateAndMutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::getChildren → KILLED

		final List<TreeNode<Operation<?>>> children = root.getChildren();

1 1. duplicateAndMutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::<init> → KILLED

		final TreeNode<Operation<?>> duplicateRoot = new TreeNode<Operation<?>>(rootData);

2 1. duplicateAndMutate : Replaced integer addition with subtraction → KILLED
2. duplicateAndMutate : Substituted 1 with 0 → KILLED

		int currentIndex = nodeIndex + 1;

6 1. duplicateAndMutate : changed conditional boundary → KILLED
2. duplicateAndMutate : removed conditional - replaced comparison check with false → KILLED
3. duplicateAndMutate : removed call to java/util/List::size → KILLED
4. duplicateAndMutate : removed conditional - replaced comparison check with true → KILLED
5. duplicateAndMutate : negated conditional → KILLED
6. duplicateAndMutate : Substituted 0 with 1 → KILLED

		for (int i = 0; i < children.size(); i++) {

1 1. duplicateAndMutate : removed call to java/util/List::get → KILLED

			final TreeNode<Operation<?>> treeNode = children.get(i);

1 1. duplicateAndMutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::getSize → KILLED

			final int childSize = treeNode.getSize();

4 1. duplicateAndMutate : Replaced integer addition with subtraction → SURVIVED
2. duplicateAndMutate : Substituted 1 with 0 → SURVIVED
3. duplicateAndMutate : removed call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → KILLED
4. duplicateAndMutate : replaced call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate with argument → KILLED

			final TreeNode<Operation<?>> childCopy = duplicateAndMutate(

					program,

						treeNode,

						cutPoint,

						currentIndex,

						currentDepth + 1);

1 1. duplicateAndMutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::addChild → KILLED

			duplicateRoot.addChild(childCopy);

1 1. duplicateAndMutate : Replaced integer addition with subtraction → KILLED

			currentIndex += childSize;

1 1. duplicateAndMutate : replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → KILLED

		return duplicateRoot;

	@Override

	public Genotype mutate(final long generation, final Genotype originalGenotype) {

		Validate.isTrue(generation >= 0);

		Objects.requireNonNull(originalGenotype);

5 1. mutate : removed call to java/util/random/RandomGenerator::nextDouble → SURVIVED
2. mutate : changed conditional boundary → SURVIVED
3. mutate : removed conditional - replaced comparison check with true → SURVIVED
4. mutate : removed conditional - replaced comparison check with false → KILLED
5. mutate : negated conditional → KILLED

		if (randomGenerator.nextDouble() >= populationMutationProbability) {

1 1. mutate : replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::mutate → KILLED

			return originalGenotype;

		logger.trace("Mutating genotype {}", originalGenotype);

1 1. mutate : removed call to net/bmahe/genetics4j/core/Genotype::getSize → NO_COVERAGE

		final Chromosome[] newChromosomes = new Chromosome[originalGenotype.getSize()];

1 1. mutate : removed call to net/bmahe/genetics4j/core/Genotype::getChromosomes → NO_COVERAGE

		final Chromosome[] chromosomes = originalGenotype.getChromosomes();

5 1. mutate : removed conditional - replaced comparison check with false → NO_COVERAGE
2. mutate : changed conditional boundary → NO_COVERAGE
3. mutate : Substituted 0 with 1 → NO_COVERAGE
4. mutate : negated conditional → NO_COVERAGE
5. mutate : removed conditional - replaced comparison check with true → NO_COVERAGE

		for (int chromosomeIndex = 0; chromosomeIndex < chromosomes.length; chromosomeIndex++) {

1 1. mutate : removed call to net/bmahe/genetics4j/core/spec/AbstractEAConfiguration::getChromosomeSpec → NO_COVERAGE

			final ChromosomeSpec chromosomeSpec = eaConfiguration.getChromosomeSpec(chromosomeIndex);

			final Chromosome chromosome = chromosomes[chromosomeIndex];

3 1. mutate : negated conditional → NO_COVERAGE
2. mutate : removed conditional - replaced equality check with true → NO_COVERAGE
3. mutate : removed conditional - replaced equality check with false → NO_COVERAGE

			if (chromosomeSpec instanceof ProgramTreeChromosomeSpec == false) {

100

2 1. mutate : removed call to java/lang/String::valueOf → NO_COVERAGE
2. mutate : removed call to java/lang/IllegalArgumentException::<init> → NO_COVERAGE

				throw new IllegalArgumentException("This mutator does not support chromosome specs " + chromosomeSpec);

101

102

103

3 1. mutate : removed conditional - replaced equality check with false → NO_COVERAGE
2. mutate : negated conditional → NO_COVERAGE
3. mutate : removed conditional - replaced equality check with true → NO_COVERAGE

			if (chromosome instanceof TreeChromosome<?> == false) {

104

				throw new IllegalArgumentException(

105

3 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/Chromosome::getClass → NO_COVERAGE
2. mutate : removed call to java/lang/IllegalArgumentException::<init> → NO_COVERAGE
3. mutate : removed call to java/lang/Class::getSimpleName → NO_COVERAGE

						"This mutator does not support chromosome of type " + chromosome.getClass().getSimpleName());

106

107

108

			final ProgramTreeChromosomeSpec programTreeChromosomeSpec = (ProgramTreeChromosomeSpec) chromosomeSpec;

109

110

			final TreeChromosome<Operation<?>> treeChromosome = (TreeChromosome<Operation<?>>) chromosome;

111

1 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::getSize → NO_COVERAGE

			final int chromosomeSize = treeChromosome.getSize();

112

113

5 1. mutate : removed conditional - replaced comparison check with false → NO_COVERAGE
2. mutate : changed conditional boundary → NO_COVERAGE
3. mutate : Substituted 2 with 3 → NO_COVERAGE
4. mutate : removed conditional - replaced comparison check with true → NO_COVERAGE
5. mutate : negated conditional → NO_COVERAGE

			if (chromosomeSize > 2) {

114

4 1. mutate : replaced call to java/util/random/RandomGenerator::nextInt with argument → NO_COVERAGE
2. mutate : Substituted 1 with 0 → NO_COVERAGE
3. mutate : Replaced integer subtraction with addition → NO_COVERAGE
4. mutate : removed call to java/util/random/RandomGenerator::nextInt → NO_COVERAGE

				final int cutPoint = randomGenerator.nextInt(chromosomeSize - 1);

115

116

1 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::getRoot → NO_COVERAGE

				final TreeNode<Operation<?>> root = treeChromosome.getRoot();

117

2 1. mutate : replaced call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate with argument → NO_COVERAGE
2. mutate : removed call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → NO_COVERAGE

				final TreeNode<Operation<?>> newRoot = duplicateAndMutate(

118

3 1. mutate : Substituted 0 with 1 → NO_COVERAGE
2. mutate : Substituted 0 with 1 → NO_COVERAGE
3. mutate : removed call to net/bmahe/genetics4j/gp/spec/chromosome/ProgramTreeChromosomeSpec::program → NO_COVERAGE

						programTreeChromosomeSpec.program(),

119

							root,

120

							cutPoint,

121

0,

122

0);

123

1 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::<init> → NO_COVERAGE

				final TreeChromosome<Operation<?>> newTreeChromosome = new TreeChromosome<>(newRoot);

124

				newChromosomes[chromosomeIndex] = newTreeChromosome;

125

			} else {

126

				final TreeNode<Operation<Object>> newRoot = programGenerator

127

4 1. mutate : removed call to net/bmahe/genetics4j/gp/spec/chromosome/ProgramTreeChromosomeSpec::program → NO_COVERAGE
2. mutate : removed call to net/bmahe/genetics4j/gp/program/Program::maxDepth → NO_COVERAGE
3. mutate : removed call to net/bmahe/genetics4j/gp/spec/chromosome/ProgramTreeChromosomeSpec::program → NO_COVERAGE
4. mutate : removed call to net/bmahe/genetics4j/gp/program/ProgramGenerator::generate → NO_COVERAGE

						.generate(programTreeChromosomeSpec.program(), programTreeChromosomeSpec.program().maxDepth());

128

1 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::<init> → NO_COVERAGE

				final TreeChromosome<Operation<Object>> newTreeChromosome = new TreeChromosome<>(newRoot);

129

130

				newChromosomes[chromosomeIndex] = newTreeChromosome;

131

132

133

			logger.trace("\tChromosome {} - {}", chromosomeIndex, newChromosomes[chromosomeIndex]);

134

135

136

2 1. mutate : removed call to net/bmahe/genetics4j/core/Genotype::<init> → NO_COVERAGE
2. mutate : replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::mutate → NO_COVERAGE

		return new Genotype(newChromosomes);

137

138

Mutations

1.1
Location : <init>
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] Removed assignment to member variable programGenerator → KILLED

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

1.1
Location : <init>
Killed by : none Removed assignment to member variable eaConfiguration → SURVIVED Covering tests

1.1
Location : <init>
Killed by : none Removed assignment to member variable populationMutationProbability → SURVIVED Covering tests

1.1
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] removed call to net/bmahe/genetics4j/core/chromosomes/TreeNode::getData → KILLED

2.2
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] removed conditional - replaced equality check with false → KILLED

3.3
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] removed conditional - replaced equality check with true → KILLED

1.1
Location : duplicateAndMutate
Killed by : none Replaced integer subtraction with addition → SURVIVED Covering tests

Covered by tests:

net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()]

2.2
Location : duplicateAndMutate
Killed by : none removed call to net/bmahe/genetics4j/gp/program/Program::maxDepth → SURVIVED Covering tests

4.4
Location : duplicateAndMutate
Killed by : none replaced call to java/lang/Math::max with argument → SURVIVED Covering tests

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

1.1
Location : duplicateAndMutate
Killed by : none changed conditional boundary → SURVIVED Covering tests

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

3.3
Location : duplicateAndMutate
Killed by : none Replaced integer subtraction with addition → SURVIVED Covering tests

Covered by tests:

net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()]

4.4
Location : duplicateAndMutate
Killed by : none Substituted 1 with 0 → SURVIVED Covering tests

5.5
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] Substituted 1 with 0 → KILLED

6.6
Location : duplicateAndMutate
Killed by : none replaced call to java/util/random/RandomGenerator::nextInt with argument → SURVIVED Covering tests

7.7
Location : duplicateAndMutate
Killed by : none Substituted 1 with 0 → SURVIVED Covering tests

8.8
Location : duplicateAndMutate
Killed by : none negated conditional → SURVIVED Covering tests

9.9
Location : duplicateAndMutate
Killed by : none removed conditional - replaced comparison check with true → SURVIVED Covering tests

10.10
Location : duplicateAndMutate
Killed by : none removed call to java/util/random/RandomGenerator::nextInt → SURVIVED Covering tests

11.11
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] Replaced integer addition with subtraction → KILLED

2.2
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → KILLED

3.3
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] removed call to net/bmahe/genetics4j/gp/Operation::returnedType → KILLED

1.1
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] Replaced integer addition with subtraction → KILLED

4.4
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] removed conditional - replaced comparison check with true → KILLED

6.6
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] Substituted 0 with 1 → KILLED

1.1
Location : duplicateAndMutate
Killed by : none Replaced integer addition with subtraction → SURVIVED Covering tests

Covered by tests:

net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()]

2.2
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] removed call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → KILLED

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

4.4
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] replaced call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate with argument → KILLED

1.1
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] Replaced integer addition with subtraction → KILLED

1.1
Location : duplicateAndMutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → KILLED

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

2.2
Location : mutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:noMutate()] removed conditional - replaced comparison check with false → KILLED

3.3
Location : mutate
Killed by : none changed conditional boundary → SURVIVED Covering tests

4.4
Location : mutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:noMutate()] negated conditional → KILLED

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

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:noMutate()] replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::mutate → KILLED

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/Genotype::getSize → NO_COVERAGE

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/Genotype::getChromosomes → NO_COVERAGE

1.1
Location : mutate
Killed by : none removed conditional - replaced comparison check with false → NO_COVERAGE

2.2
Location : mutate
Killed by : none changed conditional boundary → NO_COVERAGE

3.3
Location : mutate
Killed by : none Substituted 0 with 1 → NO_COVERAGE

4.4
Location : mutate
Killed by : none negated conditional → NO_COVERAGE

5.5
Location : mutate
Killed by : none removed conditional - replaced comparison check with true → NO_COVERAGE

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/spec/AbstractEAConfiguration::getChromosomeSpec → NO_COVERAGE

1.1
Location : mutate
Killed by : none negated conditional → NO_COVERAGE

2.2
Location : mutate
Killed by : none removed conditional - replaced equality check with true → NO_COVERAGE

3.3
Location : mutate
Killed by : none removed conditional - replaced equality check with false → NO_COVERAGE

100

1.1
Location : mutate
Killed by : none removed call to java/lang/String::valueOf → NO_COVERAGE

2.2
Location : mutate
Killed by : none removed call to java/lang/IllegalArgumentException::<init> → NO_COVERAGE

103

1.1
Location : mutate
Killed by : none removed conditional - replaced equality check with false → NO_COVERAGE

2.2
Location : mutate
Killed by : none negated conditional → NO_COVERAGE

3.3
Location : mutate
Killed by : none removed conditional - replaced equality check with true → NO_COVERAGE

105

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/Chromosome::getClass → NO_COVERAGE

2.2
Location : mutate
Killed by : none removed call to java/lang/IllegalArgumentException::<init> → NO_COVERAGE

3.3
Location : mutate
Killed by : none removed call to java/lang/Class::getSimpleName → NO_COVERAGE

111

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::getSize → NO_COVERAGE

113

1.1
Location : mutate
Killed by : none removed conditional - replaced comparison check with false → NO_COVERAGE

2.2
Location : mutate
Killed by : none changed conditional boundary → NO_COVERAGE

3.3
Location : mutate
Killed by : none Substituted 2 with 3 → NO_COVERAGE

4.4
Location : mutate
Killed by : none removed conditional - replaced comparison check with true → NO_COVERAGE

5.5
Location : mutate
Killed by : none negated conditional → NO_COVERAGE

114

1.1
Location : mutate
Killed by : none replaced call to java/util/random/RandomGenerator::nextInt with argument → NO_COVERAGE

2.2
Location : mutate
Killed by : none Substituted 1 with 0 → NO_COVERAGE

3.3
Location : mutate
Killed by : none Replaced integer subtraction with addition → NO_COVERAGE

4.4
Location : mutate
Killed by : none removed call to java/util/random/RandomGenerator::nextInt → NO_COVERAGE

116

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::getRoot → NO_COVERAGE

117

1.1
Location : mutate
Killed by : none replaced call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate with argument → NO_COVERAGE

2.2
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::duplicateAndMutate → NO_COVERAGE

118

1.1
Location : mutate
Killed by : none Substituted 0 with 1 → NO_COVERAGE

2.2
Location : mutate
Killed by : none Substituted 0 with 1 → NO_COVERAGE

3.3
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/gp/spec/chromosome/ProgramTreeChromosomeSpec::program → NO_COVERAGE

123

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::<init> → NO_COVERAGE

127

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/gp/spec/chromosome/ProgramTreeChromosomeSpec::program → NO_COVERAGE

2.2
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/gp/program/Program::maxDepth → NO_COVERAGE

3.3
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/gp/spec/chromosome/ProgramTreeChromosomeSpec::program → NO_COVERAGE

4.4
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/gp/program/ProgramGenerator::generate → NO_COVERAGE

128

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/TreeChromosome::<init> → NO_COVERAGE

136

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/Genotype::<init> → NO_COVERAGE

2.2
Location : mutate
Killed by : none replaced return value with null for net/bmahe/genetics4j/gp/mutation/ProgramRandomMutateMutator::mutate → NO_COVERAGE

Active mutators

CONDITIONALS_BOUNDARY

CONSTRUCTOR_CALLS

EMPTY_RETURNS

EXPERIMENTAL_ARGUMENT_PROPAGATION

EXPERIMENTAL_BIG_DECIMAL

EXPERIMENTAL_BIG_INTEGER

EXPERIMENTAL_MEMBER_VARIABLE

EXPERIMENTAL_NAKED_RECEIVER

EXPERIMENTAL_REMOVE_SWITCH_MUTATOR_[0-99]

EXPERIMENTAL_SWITCH

FALSE_RETURNS

INCREMENTS

INLINE_CONSTS

INVERT_NEGS

MATH

NEGATE_CONDITIONALS

NON_VOID_METHOD_CALLS

NULL_RETURNS

PRIMITIVE_RETURNS

REMOVE_CONDITIONALS_EQUAL_ELSE

REMOVE_CONDITIONALS_EQUAL_IF

REMOVE_CONDITIONALS_ORDER_ELSE

REMOVE_CONDITIONALS_ORDER_IF

REMOVE_INCREMENTS

TRUE_RETURNS

VOID_METHOD_CALLS

Tests examined

net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:noMutate()] (1 ms)

net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutateMutatorTest]/[method:simple()] (2 ms)

net.bmahe.genetics4j.gp.mutation.ProgramRandomMutatePolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.gp.mutation.ProgramRandomMutatePolicyHandlerTest]/[method:createMutator()] (1 ms)

PIT