org.evosuite.instrumentation.mutation

Class ReplaceComparisonOperator

java.lang.Object

org.evosuite.instrumentation.mutation.ReplaceComparisonOperator

All Implemented Interfaces:

MutationOperator

public class ReplaceComparisonOperator
extends Object
implements MutationOperator

ReplaceComparisonOperator class.

Author:

fraser

Field Summary

Fields

Modifier and Type	Field and Description
static String	NAME

Constructor Summary

Constructors

Constructor and Description
ReplaceComparisonOperator()

Method Summary

Modifier and Type	Method and Description
List<Mutation>	apply(org.objectweb.asm.tree.MethodNode mn, String className, String methodName, BytecodeInstruction instruction, org.objectweb.asm.tree.analysis.Frame frame) Insert the mutation into the bytecode
org.objectweb.asm.tree.InsnList	getInfectionDistance(int opcodeOrig, int opcodeNew) getInfectionDistance
static double	getInfectionDistance(int intVal, int opcodeOrig, int opcodeNew) getInfectionDistance
static double	getInfectionDistance(int left, int right, int opcodeOrig, int opcodeNew) getInfectionDistance
boolean	isApplicable(BytecodeInstruction instruction) Check if the mutation operator is applicable to the instruction

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

NAME

public static final String NAME

See Also:

Constant Field Values

Constructor Detail

ReplaceComparisonOperator

public ReplaceComparisonOperator()

Method Detail

apply

public List<Mutation> apply(org.objectweb.asm.tree.MethodNode mn,
                            String className,
                            String methodName,
                            BytecodeInstruction instruction,
                            org.objectweb.asm.tree.analysis.Frame frame)

Insert the mutation into the bytecode

Specified by:

apply in interface MutationOperator

Parameters:

mn - a MethodNode object.

className - a String object.

methodName - a String object.

instruction - a BytecodeInstruction object.

frame - a Frame object.

Returns:

a List object.

getInfectionDistance

public org.objectweb.asm.tree.InsnList getInfectionDistance(int opcodeOrig,
                                                            int opcodeNew)

getInfectionDistance

Parameters:

opcodeOrig - a int.

opcodeNew - a int.

Returns:

a InsnList object.

getInfectionDistance

public static double getInfectionDistance(int left,
                                          int right,
                                          int opcodeOrig,
                                          int opcodeNew)

getInfectionDistance

Parameters:

left - a int.

right - a int.

opcodeOrig - a int.

opcodeNew - a int.

Returns:

a double.

getInfectionDistance

public static double getInfectionDistance(int intVal,
                                          int opcodeOrig,
                                          int opcodeNew)

getInfectionDistance

Parameters:

intVal - a int.

opcodeOrig - a int.

opcodeNew - a int.

Returns:

a double.

isApplicable

public boolean isApplicable(BytecodeInstruction instruction)

Check if the mutation operator is applicable to the instruction

Specified by:

isApplicable in interface MutationOperator

Parameters:

instruction - a BytecodeInstruction object.

Returns:

a boolean.