| 1 |  | package net.bmahe.genetics4j.core.combination.erx; | 
| 2 |  | 
 | 
| 3 |  | import java.util.random.RandomGenerator; | 
| 4 |  | 
 | 
| 5 |  | import org.apache.commons.lang3.Validate; | 
| 6 |  | 
 | 
| 7 |  | import net.bmahe.genetics4j.core.combination.ChromosomeCombinator; | 
| 8 |  | import net.bmahe.genetics4j.core.combination.ChromosomeCombinatorHandler; | 
| 9 |  | import net.bmahe.genetics4j.core.combination.ChromosomeCombinatorResolver; | 
| 10 |  | import net.bmahe.genetics4j.core.spec.chromosome.ChromosomeSpec; | 
| 11 |  | import net.bmahe.genetics4j.core.spec.chromosome.IntChromosomeSpec; | 
| 12 |  | import net.bmahe.genetics4j.core.spec.combination.CombinationPolicy; | 
| 13 |  | import net.bmahe.genetics4j.core.spec.combination.EdgeRecombinationCrossover; | 
| 14 |  | 
 | 
| 15 |  | public class EdgeRecombinationCrossoverHandler<T extends Comparable<T>> implements ChromosomeCombinatorHandler<T> { | 
| 16 |  | 
 | 
| 17 |  | 	private final RandomGenerator randomGenerator; | 
| 18 |  | 
 | 
| 19 |  | 	public EdgeRecombinationCrossoverHandler(final RandomGenerator _randomGenerator) { | 
| 20 |  | 		Validate.notNull(_randomGenerator); | 
| 21 |  | 
 | 
| 22 | 1
1. <init> : Removed assignment to member variable randomGenerator → SURVIVED 
 | 		this.randomGenerator = _randomGenerator; | 
| 23 |  | 	} | 
| 24 |  | 
 | 
| 25 |  | 	@Override | 
| 26 |  | 	public boolean canHandle(final ChromosomeCombinatorResolver<T> chromosomeCombinatorResolver, | 
| 27 |  | 			final CombinationPolicy combinationPolicy, final ChromosomeSpec chromosome) { | 
| 28 |  | 		Validate.notNull(combinationPolicy); | 
| 29 |  | 		Validate.notNull(chromosome); | 
| 30 |  | 
 | 
| 31 | 9
1. canHandle : negated conditional → NO_COVERAGE 2. canHandle : removed conditional - replaced equality check with false → NO_COVERAGE
 3. canHandle : removed conditional - replaced equality check with true → NO_COVERAGE
 4. canHandle : Substituted 1 with 0 → NO_COVERAGE
 5. canHandle : removed conditional - replaced equality check with false → NO_COVERAGE
 6. canHandle : removed conditional - replaced equality check with true → NO_COVERAGE
 7. canHandle : Substituted 0 with 1 → NO_COVERAGE
 8. canHandle : negated conditional → NO_COVERAGE
 9. canHandle : replaced boolean return with true for net/bmahe/genetics4j/core/combination/erx/EdgeRecombinationCrossoverHandler::canHandle → NO_COVERAGE
 
 | 		return combinationPolicy instanceof EdgeRecombinationCrossover && chromosome instanceof IntChromosomeSpec; | 
| 32 |  | 	} | 
| 33 |  | 
 | 
| 34 |  | 	@Override | 
| 35 |  | 	public ChromosomeCombinator<T> resolve(final ChromosomeCombinatorResolver<T> chromosomeCombinatorResolver, | 
| 36 |  | 			final CombinationPolicy combinationPolicy, final ChromosomeSpec chromosome) { | 
| 37 |  | 		Validate.notNull(chromosomeCombinatorResolver); | 
| 38 |  | 		Validate.notNull(combinationPolicy); | 
| 39 |  | 		Validate.notNull(chromosome); | 
| 40 |  | 		Validate.isTrue(canHandle(chromosomeCombinatorResolver, combinationPolicy, chromosome)); | 
| 41 |  | 
 | 
| 42 | 2
1. resolve : replaced return value with null for net/bmahe/genetics4j/core/combination/erx/EdgeRecombinationCrossoverHandler::resolve → NO_COVERAGE 2. resolve : removed call to net/bmahe/genetics4j/core/combination/erx/IntEdgeRecombinationCrossover::<init> → NO_COVERAGE
 
 | 		return new IntEdgeRecombinationCrossover<T>(randomGenerator); | 
| 43 |  | 	} | 
| 44 |  | } | 
|  |  | Mutations | 
| 22 |  | 1.1Location : <init>
 Killed by : none Removed assignment to member variable randomGenerator → SURVIVED
Covering tests
 Covered by tests:
 
net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:ctorNoSurvivorSelector()]net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:ctorNoOffspringSelector()]net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:ctorNoElitismSpec()]net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:selectMaximize()]net.bmahe.genetics4j.core.selection.RouletteWheelSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.RouletteWheelSelectionPolicyHandlerTest]/[method:selectMaximizing()]net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()]net.bmahe.genetics4j.core.selection.RandomSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.RandomSelectionPolicyHandlerTest]/[method:select()]net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.TournamentSelectionPolicyHandlerTest]/[method:selectMinimize()]net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:atLeastSpecified()]net.bmahe.genetics4j.core.selection.MultiTournamentsSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.MultiTournamentsSelectionPolicyHandlerTest]/[method:selectMaxThenMin()]net.bmahe.genetics4j.core.selection.RouletteWheelSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.RouletteWheelSelectionPolicyHandlerTest]/[method:selectMinimizing()]net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.evaluation.FitnessEvaluatorVirtualThreadTest]/[method:testVirtualThreadFactory()]net.bmahe.genetics4j.core.selection.ProportionalTournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.ProportionalTournamentSelectionPolicyHandlerTest]/[method:selectMinimize()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testSystemConstruction()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testGetterMethods()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testEvaluateOnceWithDifferentGenerations()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testEvaluateOnce()]net.bmahe.genetics4j.core.mutation.SupersimpleTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.SupersimpleTest]/[method:simple()]net.bmahe.genetics4j.core.selection.ProportionalTournamentSelectionPolicyHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.selection.ProportionalTournamentSelectionPolicyHandlerTest]/[method:selectMaximize()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testEvolveWithIntChromosome()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testEvolveWithPostEvaluationProcessor()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testEvolveWithBitChromosome()]net.bmahe.genetics4j.core.EASystemTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.EASystemTest]/[method:testEvolveWithImmediateTermination()] | 
| 31 |  | 1.1Location : canHandle
 Killed by : none negated conditional → NO_COVERAGE
 2.2Location : canHandle
 Killed by : none removed conditional - replaced equality check with false → NO_COVERAGE
 3.3Location : canHandle
 Killed by : none removed conditional - replaced equality check with true → NO_COVERAGE
 4.4Location : canHandle
 Killed by : none Substituted 1 with 0 → NO_COVERAGE
 5.5Location : canHandle
 Killed by : none removed conditional - replaced equality check with false → NO_COVERAGE
 6.6Location : canHandle
 Killed by : none removed conditional - replaced equality check with true → NO_COVERAGE
 7.7Location : canHandle
 Killed by : none Substituted 0 with 1 → NO_COVERAGE
 8.8Location : canHandle
 Killed by : none negated conditional → NO_COVERAGE
 9.9Location : canHandle
 Killed by : none replaced boolean return with true for net/bmahe/genetics4j/core/combination/erx/EdgeRecombinationCrossoverHandler::canHandle → NO_COVERAGE
 | 
| 42 |  | 1.1Location : resolve
 Killed by : none replaced return value with null for net/bmahe/genetics4j/core/combination/erx/EdgeRecombinationCrossoverHandler::resolve → NO_COVERAGE
 2.2Location : resolve
 Killed by : none removed call to net/bmahe/genetics4j/core/combination/erx/IntEdgeRecombinationCrossover::<init> → NO_COVERAGE
 |