How to use Truthness class of org.evomaster.client.java.instrumentation.heuristic package

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.heuristic.Truthness

Source:CollectionClassReplacement.java

1package org.evomaster.client.java.instrumentation.coverage.methodreplacement.classes;2import org.evomaster.client.java.instrumentation.coverage.methodreplacement.*;3import org.evomaster.client.java.instrumentation.heuristic.Truthness;4import org.evomaster.client.java.instrumentation.heuristic.TruthnessUtils;5import org.evomaster.client.java.instrumentation.shared.ReplacementCategory;6import org.evomaster.client.java.instrumentation.shared.ReplacementType;7import org.evomaster.client.java.instrumentation.shared.StringSpecialization;8import org.evomaster.client.java.instrumentation.shared.StringSpecializationInfo;9import org.evomaster.client.java.instrumentation.staticstate.ExecutionTracer;10import java.util.Collection;11import java.util.Objects;12public class CollectionClassReplacement implements MethodReplacementClass {13    @Override14    public Class<?> getTargetClass() {15        return Collection.class;16    }17    /**18     * @param c19     * @param o20     * @param idTemplate21     * @return22     */23    @Replacement(type = ReplacementType.BOOLEAN, category = ReplacementCategory.BASE)24    public static boolean contains(Collection c, Object o, String idTemplate) {25        Objects.requireNonNull(c);26        CollectionsDistanceUtils.evaluateTaint(c,o);27        boolean result = c.contains(o);28        if (idTemplate == null) {29            return result;30        }31        Truthness t;32        if (result) {33            t = new Truthness(1d, DistanceHelper.H_NOT_NULL);34        } else {35            double h = CollectionsDistanceUtils.getHeuristicToContains(c, o);36            t = new Truthness(h, 1d);37        }38        ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.BOOLEAN, t);39        return result;40    }41    @Replacement(type = ReplacementType.BOOLEAN, category = ReplacementCategory.EXT_0)42    public static boolean containsAll(Collection caller, Collection other, String idTemplate) {43        Objects.requireNonNull(caller);44        if(other != null && !other.isEmpty()){45            for(Object obj : other){46                CollectionsDistanceUtils.evaluateTaint(caller,obj);47            }48        }49        boolean result = caller.containsAll(other);50        if (idTemplate == null) {51            return result;52        }53        Truthness t;54        if (result) {55            t = new Truthness(1d, DistanceHelper.H_NOT_NULL);56        } else {57            double h = CollectionsDistanceUtils.getHeuristicToContainsAll(caller, other);58            t = new Truthness(h, 1d);59        }60        ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.BOOLEAN, t);61        return result;62    }63    /**64     * This function is called only when the caller is non-null.65     * The heuristic value is 1/(1+c.size()) where c!=null.66     * <p>67     * The closer the heuristic value is to 1, the closer the collection68     * is of being empty.69     *70     * @param caller     a non-null Collection instance71     * @param idTemplate72     * @return73     */74    @Replacement(type = ReplacementType.BOOLEAN, category = ReplacementCategory.BASE)75    public static boolean isEmpty(Collection caller, String idTemplate) {76        Objects.requireNonNull(caller);77        boolean result = caller.isEmpty();78        if (idTemplate == null) {79            return result;80        }81        int len = caller.size();82        Truthness t = TruthnessUtils.getTruthnessToEmpty(len);83        ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.BOOLEAN, t);84        return result;85    }86    @Replacement(type = ReplacementType.BOOLEAN, category = ReplacementCategory.EXT_0, isPure = false)87    public static boolean remove(Collection caller, Object obj, String idTemplate){88        Objects.requireNonNull(caller);89        CollectionsDistanceUtils.evaluateTaint(caller,obj);90        boolean result = caller.remove(obj);91        if (idTemplate == null) {92            return result;93        }94        //note: here we cannot call directly contains(), as remove() might have changed the container95        Truthness t;96        if (result) {97            t = new Truthness(1d, DistanceHelper.H_NOT_NULL);98        } else {99            //element was not removed, so not contained100            double h = CollectionsDistanceUtils.getHeuristicToContains(caller, obj);101            t = new Truthness(h, 1d);102        }103        ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.BOOLEAN, t);104        return result;105    }106    @Replacement(type = ReplacementType.BOOLEAN, category = ReplacementCategory.EXT_0, isPure = false)107    public static boolean removeAll(Collection caller, Collection other, String idTemplate){108        Objects.requireNonNull(caller);109        if(other != null && !other.isEmpty()){110            for(Object obj : other){111                CollectionsDistanceUtils.evaluateTaint(caller,obj);112            }113        }114        boolean result = caller.removeAll(other);115        if (idTemplate == null) {116            return result;117        }118        Truthness t;119        if (result) {120            t = new Truthness(1d, DistanceHelper.H_NOT_NULL);121        } else {122            //no element was removed, so not contained123            double h = CollectionsDistanceUtils.getHeuristicToContainsAny(caller, other);124            t = new Truthness(h, 1d);125        }126        ExecutionTracer.executedReplacedMethod(idTemplate, ReplacementType.BOOLEAN, t);127        return result;128    }129}...

Truthness

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.heuristic.Truthness;2import java.util.Map;3import java.util.HashMap;4public class TruthnessTest {5    public static void main(String[] args) {6        Truthness truthness = new Truthness();7        Map<Integer, Double> map = truthness.getTruthness();8        for (Map.Entry<Integer, Double> entry : map.entrySet()) {9            System.out.println("Statement " + entry.getKey() + " is " + entry.getValue());10        }11    }12}

Truthness

Using AI Code Generation

1package org.evomaster.client.java.instrumentation.heuristic;2import org.evomaster.client.java.instrumentation.shared.ReplacementType;3import java.util.List;4public class Truthness {5    private final double value;6    private final boolean isTrue;7    private final boolean isFalse;8    private final boolean isUnknown;9    public Truthness(double value, boolean isTrue, boolean isFalse, boolean isUnknown) {10        this.value = value;11        this.isTrue = isTrue;12        this.isFalse = isFalse;13        this.isUnknown = isUnknown;14    }15    public double getValue() {16        return value;17    }18    public boolean isTrue() {19        return isTrue;20    }21    public boolean isFalse() {22        return isFalse;23    }24    public boolean isUnknown() {25        return isUnknown;26    }27    public static Truthness calculate(double value, boolean isTrue, boolean isFalse, boolean isUnknown) {28        return new Truthness(value, isTrue, isFalse, isUnknown);29    }30    public static Truthness calculate(double value, boolean isTrue, boolean isFalse) {31        return new Truthness(value, isTrue, isFalse, false);32    }33    public static Truthness calculate(double value, boolean isTrue) {34        return new Truthness(value, isTrue, false, false);35    }36    public static Truthness calculate(boolean isTrue) {37        return new Truthness(1.0, isTrue, false, false);38    }39    public static Truthness calculate(boolean isTrue, boolean isFalse) {40        return new Truthness(1.0, isTrue, isFalse, false);41    }42    public static Truthness calculate(List<Truthness> list) {43        double value = 1.0;44        boolean isTrue = true;45        boolean isFalse = true;46        boolean isUnknown = false;47        for (

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