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Support target_method functioning for MutationFactory #435

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Support target_method functioning for MutationFactory #435

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fd47b05
bug reproduce
zzctmac Oct 28, 2022
be1908b
add tests for checking all default criterion
zzctmac May 9, 2023
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15 changes: 15 additions & 0 deletions client/src/main/java/org/evosuite/coverage/mutation/MutationFactory.java
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Original file line number Diff line number Diff line change
Expand Up @@ -22,13 +22,16 @@

import org.evosuite.Properties;
import org.evosuite.TestGenerationContext;
import org.evosuite.coverage.MethodNameMatcher;
import org.evosuite.instrumentation.mutation.InsertUnaryOperator;
import org.evosuite.instrumentation.mutation.ReplaceArithmeticOperator;
import org.evosuite.instrumentation.mutation.ReplaceConstant;
import org.evosuite.instrumentation.mutation.ReplaceVariable;
import org.evosuite.rmi.ClientServices;
import org.evosuite.statistics.RuntimeVariable;
import org.evosuite.testsuite.AbstractFitnessFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.ArrayList;
import java.util.List;
Expand All @@ -46,6 +49,12 @@ public class MutationFactory extends AbstractFitnessFactory<MutationTestFitness>

protected List<MutationTestFitness> goals = null;

private static final Logger logger = LoggerFactory.getLogger(MutationFactory.class);


private final MethodNameMatcher matcher = new MethodNameMatcher();


/**
* <p>
* Constructor for MutationFactory.
Expand Down Expand Up @@ -95,6 +104,12 @@ public List<MutationTestFitness> getCoverageGoals(String targetMethod) {
if (targetMethod != null && !m.getMethodName().endsWith(targetMethod))
continue;

String methodName = m.getMethodName();
if(!matcher.methodMatches(methodName)) {
logger.info("Method {} does not match criteria. ", methodName);
continue;
}

// We need to return all mutants to make coverage values and bitstrings consistent
//if (MutationTimeoutStoppingCondition.isDisabled(m))
// continue;
Expand Down
139 changes: 139 additions & 0 deletions master/src/test/java/org/evosuite/basic/TargetMethodListSystemTest.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,139 @@
package org.evosuite.basic;

import com.examples.with.different.packagename.TargetMethod;
import org.evosuite.EvoSuite;
import org.evosuite.Properties;
import org.evosuite.SystemTestBase;
import org.evosuite.ga.metaheuristics.GeneticAlgorithm;
import org.evosuite.testsuite.TestSuiteChromosome;
import org.junit.Test;
import org.junit.jupiter.api.Assertions;

public class TargetMethodListSystemTest extends SystemTestBase {

@Test
public void testTargetMethodWithLineCoverage() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.LINE};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}

@Test
public void testTargetMethodWithWeakMutation() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.WEAKMUTATION};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}

@Test
public void testTargetMethodWithMethod() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.METHOD};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}

@Test
public void testTargetMethodWithException() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.EXCEPTION};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}

@Test
public void testTargetMethodWithMethodNoException() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.METHODNOEXCEPTION};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}

@Test
public void testTargetMethodWithCBranch() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.CBRANCH};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}

@Test
public void testTargetMethodWithOutput() {
EvoSuite evosuite = new EvoSuite();

String targetClass = TargetMethod.class.getCanonicalName();
String targetMethod = "foo(Ljava/lang/Integer;)Z";
Properties.TARGET_CLASS = targetClass;
Properties.TARGET_METHOD_LIST = targetMethod;
Properties.CRITERION = new Properties.Criterion[]{Properties.Criterion.BRANCH, Properties.Criterion.OUTPUT};
String[] command = new String[]{"-generateMOSuite", "-class", targetClass};

Object result = evosuite.parseCommandLine(command);

GeneticAlgorithm<TestSuiteChromosome> ga = getGAFromResult(result);
TestSuiteChromosome best = ga.getBestIndividual();
Assertions.assertFalse(best.toString().contains("bar"));
}
}