DoubleChromosomeCreepMutationHandler.java

1 
package net.bmahe.genetics4j.core.mutation.chromosome.creepmutation;
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import java.util.Arrays;
4 
import java.util.function.Supplier;
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import java.util.random.RandomGenerator;
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import org.apache.commons.lang3.Validate;
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import net.bmahe.genetics4j.core.chromosomes.Chromosome;
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import net.bmahe.genetics4j.core.chromosomes.DoubleChromosome;
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import net.bmahe.genetics4j.core.mutation.chromosome.ChromosomeMutationHandler;
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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.mutation.CreepMutation;
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import net.bmahe.genetics4j.core.spec.mutation.MutationPolicy;
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import net.bmahe.genetics4j.core.spec.statistics.distributions.Distribution;
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import net.bmahe.genetics4j.core.util.DistributionUtils;
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public class DoubleChromosomeCreepMutationHandler implements ChromosomeMutationHandler<DoubleChromosome> {
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	private final RandomGenerator randomGenerator;
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	public DoubleChromosomeCreepMutationHandler(final RandomGenerator _randomGenerator) {
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		Validate.notNull(_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 MutationPolicy mutationPolicy, final ChromosomeSpec chromosome) {
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		Validate.notNull(mutationPolicy);
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		Validate.notNull(chromosome);
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34 9 1. canHandle : removed conditional - replaced equality check with true → SURVIVED
2. canHandle : Substituted 1 with 0 → KILLED
3. canHandle : Substituted 0 with 1 → KILLED
4. canHandle : negated conditional → KILLED
5. canHandle : removed conditional - replaced equality check with false → KILLED
6. canHandle : replaced boolean return with true for net/bmahe/genetics4j/core/mutation/chromosome/creepmutation/DoubleChromosomeCreepMutationHandler::canHandle → KILLED
7. canHandle : removed conditional - replaced equality check with true → KILLED
8. canHandle : negated conditional → KILLED
9. canHandle : removed conditional - replaced equality check with false → KILLED
 
		return mutationPolicy instanceof CreepMutation && chromosome instanceof DoubleChromosomeSpec;
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	}
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	@Override
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	public DoubleChromosome mutate(final MutationPolicy mutationPolicy, final Chromosome chromosome) {
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		Validate.notNull(mutationPolicy);
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		Validate.notNull(chromosome);
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		Validate.isInstanceOf(CreepMutation.class, mutationPolicy);
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		Validate.isInstanceOf(DoubleChromosome.class, chromosome);
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		final var doubleChromosome = (DoubleChromosome) chromosome;
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		final var creepMutation = (CreepMutation) mutationPolicy;
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47 1 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMinValue → KILLED
 
		final var minValue = doubleChromosome.getMinValue();
48 1 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMaxValue → KILLED
 
		final var maxValue = doubleChromosome.getMaxValue();
49 1 1. mutate : removed call to net/bmahe/genetics4j/core/spec/mutation/CreepMutation::distribution → KILLED
 
		final Distribution distribution = creepMutation.distribution();
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51 
		final Supplier<Double> distributionValueSupplier = DistributionUtils
52 1 1. mutate : removed call to net/bmahe/genetics4j/core/util/DistributionUtils::distributionValueSupplier → KILLED
 
				.distributionValueSupplier(randomGenerator, minValue, maxValue, distribution);
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54 4 1. mutate : replaced call to java/util/Arrays::copyOf with argument → SURVIVED
2. mutate : removed call to java/util/Arrays::copyOf → KILLED
3. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getNumAlleles → KILLED
4. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getValues → KILLED
 
		final double[] newValues = Arrays.copyOf(doubleChromosome.getValues(), doubleChromosome.getNumAlleles());
55
56 3 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getNumAlleles → SURVIVED
2. mutate : replaced call to java/util/random/RandomGenerator::nextInt with argument → KILLED
3. mutate : removed call to java/util/random/RandomGenerator::nextInt → KILLED
 
		final int alleleFlipIndex = randomGenerator.nextInt(doubleChromosome.getNumAlleles());
57 3 1. mutate : removed call to java/lang/Double::doubleValue → KILLED
2. mutate : Replaced double addition with subtraction → KILLED
3. mutate : removed call to java/util/function/Supplier::get → KILLED
 
		newValues[alleleFlipIndex] += distributionValueSupplier.get();
58
59 4 1. mutate : changed conditional boundary → SURVIVED
2. mutate : removed conditional - replaced comparison check with true → KILLED
3. mutate : negated conditional → KILLED
4. mutate : removed conditional - replaced comparison check with false → KILLED
 
		if (newValues[alleleFlipIndex] > maxValue) {
60 
			newValues[alleleFlipIndex] = maxValue;
61 4 1. mutate : changed conditional boundary → SURVIVED
2. mutate : removed conditional - replaced comparison check with false → KILLED
3. mutate : removed conditional - replaced comparison check with true → KILLED
4. mutate : negated conditional → KILLED
 
		} else if (newValues[alleleFlipIndex] < minValue) {
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			newValues[alleleFlipIndex] = minValue;
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		}
64
65 3 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMinValue → SURVIVED
2. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getSize → KILLED
3. mutate : replaced return value with null for net/bmahe/genetics4j/core/mutation/chromosome/creepmutation/DoubleChromosomeCreepMutationHandler::mutate → KILLED
 
		return new DoubleChromosome(doubleChromosome.getSize(), doubleChromosome.getMinValue(),
66 2 1. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMaxValue → SURVIVED
2. mutate : removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::<init> → KILLED
 
				doubleChromosome.getMaxValue(), newValues);
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	}
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}

Mutations

26

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

34

1.1
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] Substituted 1 with 0 → KILLED

2.2
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] Substituted 0 with 1 → KILLED

3.3
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] negated conditional → KILLED

4.4
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] removed conditional - replaced equality check with false → KILLED

5.5
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] replaced boolean return with true for net/bmahe/genetics4j/core/mutation/chromosome/creepmutation/DoubleChromosomeCreepMutationHandler::canHandle → KILLED

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

7.7
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] negated conditional → KILLED

8.8
Location : canHandle
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:canHandle()] removed conditional - replaced equality check with false → KILLED

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

47

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMinValue → KILLED

48

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidate()] removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMaxValue → KILLED

49

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/spec/mutation/CreepMutation::distribution → KILLED

52

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/util/DistributionUtils::distributionValueSupplier → KILLED

54

1.1
Location : mutate
Killed by : none replaced call to java/util/Arrays::copyOf with argument → SURVIVED Covering tests

2.2
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to java/util/Arrays::copyOf → KILLED

3.3
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getNumAlleles → KILLED

4.4
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getValues → KILLED

56

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] replaced call to java/util/random/RandomGenerator::nextInt with argument → KILLED

2.2
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidate()] removed call to java/util/random/RandomGenerator::nextInt → KILLED

3.3
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getNumAlleles → SURVIVED Covering tests

57

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to java/lang/Double::doubleValue → KILLED

2.2
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] Replaced double addition with subtraction → KILLED

3.3
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to java/util/function/Supplier::get → KILLED

59

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

2.2
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed conditional - replaced comparison check with true → KILLED

3.3
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] negated conditional → KILLED

4.4
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateAboveMax()] removed conditional - replaced comparison check with false → KILLED

61

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed conditional - replaced comparison check with false → KILLED

2.2
Location : mutate
Killed by : none changed conditional boundary → SURVIVED Covering tests

3.3
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidate()] removed conditional - replaced comparison check with true → KILLED

4.4
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] negated conditional → KILLED

65

1.1
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMinValue → SURVIVED Covering tests

2.2
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getSize → KILLED

3.3
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] replaced return value with null for net/bmahe/genetics4j/core/mutation/chromosome/creepmutation/DoubleChromosomeCreepMutationHandler::mutate → KILLED

66

1.1
Location : mutate
Killed by : net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.mutation.chromosome.creepmutation.DoubleChromosomeCreepMutationHandlerTest]/[method:mutateValidateBelowMin()] removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::<init> → KILLED

2.2
Location : mutate
Killed by : none removed call to net/bmahe/genetics4j/core/chromosomes/DoubleChromosome::getMaxValue → SURVIVED Covering tests

Active mutators

Tests examined


Report generated by PIT 1.19.6