SelectAllPolicyHandler.java

package net.bmahe.genetics4j.core.selection;

import java.util.List;
import java.util.Objects;

import org.apache.commons.lang3.Validate;

import net.bmahe.genetics4j.core.Genotype;
import net.bmahe.genetics4j.core.Population;
import net.bmahe.genetics4j.core.spec.AbstractEAConfiguration;
import net.bmahe.genetics4j.core.spec.AbstractEAExecutionContext;
import net.bmahe.genetics4j.core.spec.selection.SelectAll;
import net.bmahe.genetics4j.core.spec.selection.SelectionPolicy;

public class SelectAllPolicyHandler<T extends Comparable<T>> implements SelectionPolicyHandler<T> {

	public SelectAllPolicyHandler() {
	}

	@Override
	public boolean canHandle(final SelectionPolicy selectionPolicy) {
		Objects.requireNonNull(selectionPolicy);
		return selectionPolicy instanceof SelectAll;
	}

	@Override
	public Selector<T> resolve(AbstractEAExecutionContext<T> eaExecutionContext,
			AbstractEAConfiguration<T> eaConfiguration, SelectionPolicyHandlerResolver<T> selectionPolicyHandlerResolver,
			SelectionPolicy selectionPolicy) {
		Objects.requireNonNull(selectionPolicy);
		Validate.isInstanceOf(SelectAll.class, selectionPolicy);

		return new Selector<T>() {

			@Override
			public Population<T> select(final AbstractEAConfiguration<T> eaConfiguration, final long generation,
					final int numIndividuals, final List<Genotype> population, final List<T> fitnessScore) {
				Objects.requireNonNull(eaConfiguration);
				Objects.requireNonNull(population);
				Objects.requireNonNull(fitnessScore);
				Validate.isTrue(numIndividuals > 0);
				Validate.isTrue(population.size() > 0);
				Validate.isTrue(fitnessScore.size() > 0);
				Validate.isTrue(fitnessScore.size() == population.size());

				final Population<T> selected = new Population<>();

				int i = 0;
				while (selected.size() < numIndividuals) {
					selected.add(population.get(i), fitnessScore.get(i));

					i = (i + 1) % population.size();
				}

				return selected;
			}
		};
	}
}










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.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] (2 ms)
net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:atLeastSpecified()] (3 ms)
net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:ctorNoSurvivorSelector()] (1 ms)
net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:ctorNoOffspringSelector()] (1 ms)
net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:ctorNoElitismSpec()] (1 ms)

Report generated by PIT 1.20.3

1		package net.bmahe.genetics4j.core.selection;
2
3		import java.util.List;
4		import java.util.Objects;
5
6		import org.apache.commons.lang3.Validate;
7
8		import net.bmahe.genetics4j.core.Genotype;
9		import net.bmahe.genetics4j.core.Population;
10		import net.bmahe.genetics4j.core.spec.AbstractEAConfiguration;
11		import net.bmahe.genetics4j.core.spec.AbstractEAExecutionContext;
12		import net.bmahe.genetics4j.core.spec.selection.SelectAll;
13		import net.bmahe.genetics4j.core.spec.selection.SelectionPolicy;
14
15		public class SelectAllPolicyHandler<T extends Comparable<T>> implements SelectionPolicyHandler<T> {
16
17		public SelectAllPolicyHandler() {
18		}
19
20		@Override
21		public boolean canHandle(final SelectionPolicy selectionPolicy) {
22		Objects.requireNonNull(selectionPolicy);
23	2 1. canHandle : replaced boolean return with true for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler::canHandle → NO_COVERAGE 2. canHandle : replaced boolean return with false for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler::canHandle → NO_COVERAGE	return selectionPolicy instanceof SelectAll;
24		}
25
26		@Override
27		public Selector<T> resolve(AbstractEAExecutionContext<T> eaExecutionContext,
28		AbstractEAConfiguration<T> eaConfiguration, SelectionPolicyHandlerResolver<T> selectionPolicyHandlerResolver,
29		SelectionPolicy selectionPolicy) {
30		Objects.requireNonNull(selectionPolicy);
31		Validate.isInstanceOf(SelectAll.class, selectionPolicy);
32
33	2 1. resolve : removed call to net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler$1::<init> → KILLED 2. resolve : replaced return value with null for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler::resolve → KILLED	return new Selector<T>() {
34
35		@Override
36		public Population<T> select(final AbstractEAConfiguration<T> eaConfiguration, final long generation,
37		final int numIndividuals, final List<Genotype> population, final List<T> fitnessScore) {
38		Objects.requireNonNull(eaConfiguration);
39		Objects.requireNonNull(population);
40		Objects.requireNonNull(fitnessScore);
41		Validate.isTrue(numIndividuals > 0);
42		Validate.isTrue(population.size() > 0);
43		Validate.isTrue(fitnessScore.size() > 0);
44		Validate.isTrue(fitnessScore.size() == population.size());
45
46	1 1. select : removed call to net/bmahe/genetics4j/core/Population::<init> → KILLED	final Population<T> selected = new Population<>();
47
48	1 1. select : Substituted 0 with 1 → KILLED	int i = 0;
49	5 1. select : removed call to net/bmahe/genetics4j/core/Population::size → TIMED_OUT 2. select : removed conditional - replaced comparison check with true → TIMED_OUT 3. select : changed conditional boundary → KILLED 4. select : removed conditional - replaced comparison check with false → KILLED 5. select : negated conditional → KILLED	while (selected.size() < numIndividuals) {
50	3 1. select : removed call to net/bmahe/genetics4j/core/Population::add → TIMED_OUT 2. select : removed call to java/util/List::get → KILLED 3. select : removed call to java/util/List::get → KILLED	selected.add(population.get(i), fitnessScore.get(i));
51
52	4 1. select : Substituted 1 with 0 → KILLED 2. select : removed call to java/util/List::size → KILLED 3. select : Replaced integer addition with subtraction → KILLED 4. select : Replaced integer modulus with multiplication → KILLED	i = (i + 1) % population.size();
53		}
54
55	1 1. select : replaced return value with null for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler$1::select → KILLED	return selected;
56		}
57		};
58		}
59		}
		Mutations
23		1.1 Location : canHandle Killed by : none replaced boolean return with true for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler::canHandle → NO_COVERAGE 2.2 Location : canHandle Killed by : none replaced boolean return with false for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler::canHandle → NO_COVERAGE
33		1.1 Location : resolve Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] removed call to net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler$1::<init> → KILLED 2.2 Location : resolve Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] replaced return value with null for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler::resolve → KILLED
46		1.1 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] removed call to net/bmahe/genetics4j/core/Population::<init> → KILLED
48		1.1 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] Substituted 0 with 1 → KILLED
49		1.1 Location : select Killed by : none removed call to net/bmahe/genetics4j/core/Population::size → TIMED_OUT 2.2 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] changed conditional boundary → KILLED 3.3 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] removed conditional - replaced comparison check with false → KILLED 4.4 Location : select Killed by : none removed conditional - replaced comparison check with true → TIMED_OUT 5.5 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] negated conditional → KILLED
50		1.1 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] removed call to java/util/List::get → KILLED 2.2 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] removed call to java/util/List::get → KILLED 3.3 Location : select Killed by : none removed call to net/bmahe/genetics4j/core/Population::add → TIMED_OUT
52		1.1 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] Substituted 1 with 0 → KILLED 2.2 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] removed call to java/util/List::size → KILLED 3.3 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] Replaced integer addition with subtraction → KILLED 4.4 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] Replaced integer modulus with multiplication → KILLED
55		1.1 Location : select Killed by : net.bmahe.genetics4j.core.replacement.ElitismImplTest.[engine:junit-jupiter]/[class:net.bmahe.genetics4j.core.replacement.ElitismImplTest]/[method:simple()] replaced return value with null for net/bmahe/genetics4j/core/selection/SelectAllPolicyHandler$1::select → KILLED

SelectAllPolicyHandler.java

Mutations

Active mutators

Tests examined