SinglePointCrossoverHandler.java

1 
package net.bmahe.genetics4j.core.combination.singlepointcrossover;
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import java.util.Objects;
4 
import java.util.random.RandomGenerator;
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import org.apache.commons.lang3.Validate;
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import net.bmahe.genetics4j.core.combination.ChromosomeCombinator;
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import net.bmahe.genetics4j.core.combination.ChromosomeCombinatorHandler;
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import net.bmahe.genetics4j.core.combination.ChromosomeCombinatorResolver;
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import net.bmahe.genetics4j.core.spec.chromosome.BitChromosomeSpec;
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import net.bmahe.genetics4j.core.spec.chromosome.ChromosomeSpec;
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import net.bmahe.genetics4j.core.spec.chromosome.DoubleChromosomeSpec;
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import net.bmahe.genetics4j.core.spec.chromosome.FloatChromosomeSpec;
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import net.bmahe.genetics4j.core.spec.chromosome.IntChromosomeSpec;
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import net.bmahe.genetics4j.core.spec.combination.CombinationPolicy;
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import net.bmahe.genetics4j.core.spec.combination.SinglePointCrossover;
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public class SinglePointCrossoverHandler<T extends Comparable<T>> implements ChromosomeCombinatorHandler<T> {
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	private final RandomGenerator randomGenerator;
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	public SinglePointCrossoverHandler(final RandomGenerator _randomGenerator) {
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		Objects.requireNonNull(_randomGenerator);
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26 1 1. <init> : Removed assignment to member variable randomGenerator → KILLED
 
		this.randomGenerator = _randomGenerator;
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	}
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	@Override
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	public boolean canHandle(final ChromosomeCombinatorResolver<T> chromosomeCombinatorResolver,
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			final CombinationPolicy combinationPolicy, final ChromosomeSpec chromosome) {
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		Objects.requireNonNull(chromosomeCombinatorResolver);
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		Objects.requireNonNull(combinationPolicy);
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		Objects.requireNonNull(chromosome);
35
36 18 1. canHandle : removed conditional - replaced equality check with false → NO_COVERAGE
2. canHandle : negated conditional → NO_COVERAGE
3. canHandle : removed conditional - replaced equality check with false → SURVIVED
4. canHandle : removed conditional - replaced equality check with true → NO_COVERAGE
5. canHandle : removed conditional - replaced equality check with false → NO_COVERAGE
6. canHandle : Substituted 0 with 1 → NO_COVERAGE
7. canHandle : removed conditional - replaced equality check with true → NO_COVERAGE
8. canHandle : replaced boolean return with true for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::canHandle → SURVIVED
9. canHandle : removed conditional - replaced equality check with false → SURVIVED
10. canHandle : negated conditional → NO_COVERAGE
11. canHandle : removed conditional - replaced equality check with true → SURVIVED
12. canHandle : negated conditional → KILLED
13. canHandle : removed conditional - replaced equality check with true → KILLED
14. canHandle : negated conditional → KILLED
15. canHandle : negated conditional → KILLED
16. canHandle : Substituted 1 with 0 → KILLED
17. canHandle : removed conditional - replaced equality check with false → KILLED
18. canHandle : removed conditional - replaced equality check with true → KILLED
 
		return combinationPolicy instanceof SinglePointCrossover
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				&& (chromosome instanceof BitChromosomeSpec || chromosome instanceof IntChromosomeSpec
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						|| chromosome instanceof DoubleChromosomeSpec || chromosome instanceof FloatChromosomeSpec);
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	}
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	@Override
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	public ChromosomeCombinator<T> resolve(final ChromosomeCombinatorResolver<T> chromosomeCombinatorResolver,
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			final CombinationPolicy combinationPolicy, final ChromosomeSpec chromosome) {
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		Objects.requireNonNull(chromosomeCombinatorResolver);
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		Objects.requireNonNull(combinationPolicy);
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		Objects.requireNonNull(chromosome);
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		Validate.isInstanceOf(SinglePointCrossover.class, combinationPolicy);
48
49 3 1. resolve : removed conditional - replaced equality check with true → KILLED
2. resolve : removed conditional - replaced equality check with false → KILLED
3. resolve : negated conditional → KILLED
 
		if (chromosome instanceof BitChromosomeSpec) {
50 2 1. resolve : replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → KILLED
2. resolve : removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/BitChromosomeSinglePointCrossover::<init> → KILLED
 
			return new BitChromosomeSinglePointCrossover<>(randomGenerator);
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		}
52
53 3 1. resolve : removed conditional - replaced equality check with true → SURVIVED
2. resolve : negated conditional → KILLED
3. resolve : removed conditional - replaced equality check with false → KILLED
 
		if (chromosome instanceof IntChromosomeSpec) {
54 2 1. resolve : replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → KILLED
2. resolve : removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/IntChromosomeSinglePointCrossover::<init> → KILLED
 
			return new IntChromosomeSinglePointCrossover<>(randomGenerator);
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		}
56
57 3 1. resolve : removed conditional - replaced equality check with false → NO_COVERAGE
2. resolve : negated conditional → NO_COVERAGE
3. resolve : removed conditional - replaced equality check with true → NO_COVERAGE
 
		if (chromosome instanceof DoubleChromosomeSpec) {
58 2 1. resolve : removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/DoubleChromosomeSinglePointCrossover::<init> → NO_COVERAGE
2. resolve : replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → NO_COVERAGE
 
			return new DoubleChromosomeSinglePointCrossover<>(randomGenerator);
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		}
60
61 3 1. resolve : removed conditional - replaced equality check with false → NO_COVERAGE
2. resolve : negated conditional → NO_COVERAGE
3. resolve : removed conditional - replaced equality check with true → NO_COVERAGE
 
		if (chromosome instanceof FloatChromosomeSpec) {
62 2 1. resolve : removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/FloatChromosomeSinglePointCrossover::<init> → NO_COVERAGE
2. resolve : replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → NO_COVERAGE
 
			return new FloatChromosomeSinglePointCrossover<>(randomGenerator);
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		}
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65 2 1. resolve : removed call to java/lang/String::valueOf → NO_COVERAGE
2. resolve : removed call to java/lang/IllegalArgumentException::<init> → NO_COVERAGE
 
		throw new IllegalArgumentException("Could not handle chromosome " + chromosome);
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	}
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}

Mutations

26

1.1
Location : <init>
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] Removed assignment to member variable randomGenerator → KILLED

36

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

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

3.3
Location : canHandle
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] negated conditional → KILLED

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

5.5
Location : canHandle
Killed by : none removed conditional - replaced equality check with true → NO_COVERAGE

6.6
Location : canHandle
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] removed conditional - replaced equality check with true → KILLED

7.7
Location : canHandle
Killed by : none removed conditional - replaced equality check with false → NO_COVERAGE

8.8
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()] negated conditional → KILLED

9.9
Location : canHandle
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] negated conditional → KILLED

10.10
Location : canHandle
Killed by : none Substituted 0 with 1 → NO_COVERAGE

11.11
Location : canHandle
Killed by : none removed conditional - replaced equality check with true → NO_COVERAGE

12.12
Location : canHandle
Killed by : none replaced boolean return with true for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::canHandle → SURVIVED Covering tests

13.13
Location : canHandle
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] Substituted 1 with 0 → KILLED

14.14
Location : canHandle
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] removed conditional - replaced equality check with false → KILLED

15.15
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()] removed conditional - replaced equality check with true → KILLED

16.16
Location : canHandle
Killed by : none removed conditional - replaced equality check with false → SURVIVED Covering tests

17.17
Location : canHandle
Killed by : none negated conditional → NO_COVERAGE

18.18
Location : canHandle
Killed by : none removed conditional - replaced equality check with true → SURVIVED Covering tests

49

1.1
Location : resolve
Killed by : net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:evolveWithIntChromosome()] removed conditional - replaced equality check with true → KILLED

2.2
Location : resolve
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] removed conditional - replaced equality check with false → KILLED

3.3
Location : resolve
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] negated conditional → KILLED

50

1.1
Location : resolve
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → KILLED

2.2
Location : resolve
Killed by : net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:virtualThreadFactory()] removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/BitChromosomeSinglePointCrossover::<init> → KILLED

53

1.1
Location : resolve
Killed by : net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()] negated conditional → KILLED

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

3.3
Location : resolve
Killed by : net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()] removed conditional - replaced equality check with false → KILLED

54

1.1
Location : resolve
Killed by : net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()] replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → KILLED

2.2
Location : resolve
Killed by : net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()] removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/IntChromosomeSinglePointCrossover::<init> → KILLED

57

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

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

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

58

1.1
Location : resolve
Killed by : none removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/DoubleChromosomeSinglePointCrossover::<init> → NO_COVERAGE

2.2
Location : resolve
Killed by : none replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → NO_COVERAGE

61

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

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

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

62

1.1
Location : resolve
Killed by : none removed call to net/bmahe/genetics4j/core/combination/singlepointcrossover/FloatChromosomeSinglePointCrossover::<init> → NO_COVERAGE

2.2
Location : resolve
Killed by : none replaced return value with null for net/bmahe/genetics4j/core/combination/singlepointcrossover/SinglePointCrossoverHandler::resolve → NO_COVERAGE

65

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

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

Active mutators

Tests examined


Report generated by PIT 1.25.7 support