/**
* Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
* contributors
*
* This file is part of EvoSuite.
*
* EvoSuite is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3.0 of the License, or
* (at your option) any later version.
*
* EvoSuite is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
*/
/**
*
*/
package org.evosuite.coverage.mutation;
import java.util.HashSet;
import java.util.Set;
import org.evosuite.coverage.branch.BranchCoverageGoal;
import org.evosuite.graphs.cfg.BytecodeInstruction;
import org.evosuite.graphs.cfg.ControlDependency;
import org.objectweb.asm.tree.AbstractInsnNode;
import org.objectweb.asm.tree.InsnList;
import org.objectweb.asm.tree.LdcInsnNode;
/**
* <p>
* Mutation class.
* </p>
*
* @author Gordon Fraser
*/
public class Mutation implements Comparable<Mutation> {
private final int id;
private final String className;
private final String methodName;
private final String mutationName;
private final BytecodeInstruction original;
private final InsnList mutation;
private final InsnList infection;
private final int lineNo;
/**
* <p>
* Constructor for Mutation.
* </p>
*
* @param className
* a {@link java.lang.String} object.
* @param methodName
* a {@link java.lang.String} object.
* @param mutationName
* a {@link java.lang.String} object.
* @param id
* a int.
* @param original
* a {@link org.evosuite.graphs.cfg.BytecodeInstruction} object.
* @param mutation
* a {@link org.objectweb.asm.tree.AbstractInsnNode} object.
* @param distance
* a {@link org.objectweb.asm.tree.InsnList} object.
*/
public Mutation(String className, String methodName, String mutationName, int id,
BytecodeInstruction original, AbstractInsnNode mutation, InsnList distance) {
this.className = className;
this.methodName = methodName;
this.mutationName = mutationName;
this.id = id;
this.original = original;
this.mutation = new InsnList();
this.mutation.add(mutation);
this.infection = distance;
this.lineNo = original.getLineNumber();
}
/**
* <p>
* Constructor for Mutation.
* </p>
*
* @param className
* a {@link java.lang.String} object.
* @param methodName
* a {@link java.lang.String} object.
* @param mutationName
* a {@link java.lang.String} object.
* @param id
* a int.
* @param original
* a {@link org.evosuite.graphs.cfg.BytecodeInstruction} object.
* @param mutation
* a {@link org.objectweb.asm.tree.InsnList} object.
* @param distance
* a {@link org.objectweb.asm.tree.InsnList} object.
*/
public Mutation(String className, String methodName, String mutationName, int id,
BytecodeInstruction original, InsnList mutation, InsnList distance) {
this.className = className;
this.methodName = methodName;
this.mutationName = mutationName;
this.id = id;
this.original = original;
this.mutation = mutation;
this.infection = distance;
this.lineNo = original.getLineNumber();
}
/**
* <p>
* Getter for the field <code>id</code>.
* </p>
*
* @return a int.
*/
public int getId() {
return id;
}
/**
* <p>
* Getter for the field <code>className</code>.
* </p>
*
* @return a {@link java.lang.String} object.
*/
public String getClassName() {
return className;
}
/**
* <p>
* Getter for the field <code>methodName</code>.
* </p>
*
* @return a {@link java.lang.String} object.
*/
public String getMethodName() {
return methodName;
}
public int getLineNumber() {
return lineNo;
}
/**
* <p>
* getOperandSize
* </p>
*
* @return a int.
*/
public int getOperandSize() {
return 0;
}
/**
* <p>
* Getter for the field <code>mutationName</code>.
* </p>
*
* @return a {@link java.lang.String} object.
*/
public String getMutationName() {
return mutationName + " ("+id + "): " + ", line " + original.getLineNumber();
}
/**
* <p>
* getControlDependencies
* </p>
*
* @return a {@link java.util.Set} object.
*/
public Set<BranchCoverageGoal> getControlDependencies() {
Set<BranchCoverageGoal> goals = new HashSet<BranchCoverageGoal>();
for (ControlDependency cd : original.getControlDependencies()) {
BranchCoverageGoal goal = new BranchCoverageGoal(cd, className, methodName);
goals.add(goal);
}
return goals;
}
/**
* <p>
* getOriginalNode
* </p>
*
* @return a {@link org.objectweb.asm.tree.AbstractInsnNode} object.
*/
public AbstractInsnNode getOriginalNode() {
return original.getASMNode();
}
/**
* <p>
* Getter for the field <code>mutation</code>.
* </p>
*
* @return a {@link org.objectweb.asm.tree.InsnList} object.
*/
public InsnList getMutation() {
return mutation;
}
/**
* <p>
* getInfectionDistance
* </p>
*
* @return a {@link org.objectweb.asm.tree.InsnList} object.
*/
public InsnList getInfectionDistance() {
return infection;
}
/**
* <p>
* getDefaultInfectionDistance
* </p>
*
* @return a {@link org.objectweb.asm.tree.InsnList} object.
*/
public static InsnList getDefaultInfectionDistance() {
InsnList defaultDistance = new InsnList();
defaultDistance.add(new LdcInsnNode(0.0));
return defaultDistance;
}
/* (non-Javadoc)
* @see java.lang.Object#toString()
*/
/** {@inheritDoc} */
@Override
public String toString() {
return "Mutation " + id + ": " + className + "." + methodName + ":" + lineNo
+ " - " + mutationName;
}
/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
/** {@inheritDoc} */
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((className == null) ? 0 : className.hashCode());
result = prime * result + id;
result = prime * result + lineNo;
result = prime * result + ((methodName == null) ? 0 : methodName.hashCode());
result = prime * result + ((mutationName == null) ? 0 : mutationName.hashCode());
return result;
}
/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
/** {@inheritDoc} */
@Override
public boolean equals(Object obj) {
if (this == obj)
return true;
if (obj == null)
return false;
if (getClass() != obj.getClass())
return false;
Mutation other = (Mutation) obj;
if (className == null) {
if (other.className != null)
return false;
} else if (!className.equals(other.className))
return false;
if (id != other.id)
return false;
if (lineNo != other.lineNo)
return false;
if (methodName == null) {
if (other.methodName != null)
return false;
} else if (!methodName.equals(other.methodName))
return false;
if (mutationName == null) {
if (other.mutationName != null)
return false;
} else if (!mutationName.equals(other.mutationName))
return false;
return true;
}
/* (non-Javadoc)
* @see java.lang.Comparable#compareTo(java.lang.Object)
*/
@Override
public int compareTo(Mutation o) {
return lineNo - o.lineNo;
}
}