How to use ThirdPartyClassVisitor class of org.evomaster.client.java.instrumentation.coverage package

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor

Source:Instrumentator.java

1package org.evomaster.client.java.instrumentation;2import org.evomaster.client.java.instrumentation.coverage.CoverageClassVisitor;3import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;4import org.evomaster.client.java.instrumentation.shared.ClassName;5import org.evomaster.client.java.instrumentation.tracker.TrackerClassVisitor;6import org.objectweb.asm.ClassReader;7import org.objectweb.asm.ClassVisitor;8import org.objectweb.asm.ClassWriter;9import org.objectweb.asm.tree.ClassNode;10import java.util.Arrays;11import java.util.List;12import java.util.Objects;13import java.util.stream.Collectors;14public class Instrumentator {15    private final List<String> prefixes;16    public Instrumentator(String packagePrefixesToCover) {17        Objects.requireNonNull(packagePrefixesToCover);18        prefixes = Arrays.asList(19                packagePrefixesToCover.split(","))20                .stream()21                .map(s -> s.trim())22                .filter(s -> ! s.isEmpty())23                .collect(Collectors.toList());24        if (prefixes.isEmpty()) {25            throw new IllegalArgumentException("You have to specify at least one non-empty prefix, e.g. 'com.yourapplication'");26        }27    }28    /**29     * Get the raw bytes of instrumented class with name {@code className}30     *31     * @param classLoader32     * @param className33     * @param reader34     * @return35     */36    public byte[] transformBytes(ClassLoader classLoader, ClassName className, ClassReader reader) {37        Objects.requireNonNull(classLoader);38        Objects.requireNonNull(className);39        Objects.requireNonNull(reader);40        if (!ClassesToExclude.checkIfCanInstrument(className)) {41            throw new IllegalArgumentException("Cannot instrument " + className);42        }43        int asmFlags = ClassWriter.COMPUTE_FRAMES;44        ClassWriter writer = new ComputeClassWriter(asmFlags);45        ClassVisitor cv = writer;46        //avoid reading frames, as we re-compute them47        int readFlags = ClassReader.SKIP_FRAMES;48        ClassNode cn = new ClassNode();49        reader.accept(cn, readFlags);50        if(canInstrumentForCoverage(className)){51            cv = new CoverageClassVisitor(cv, className);52        } else {53            cv = new ThirdPartyClassVisitor(cv, className);54        }55        cn.accept(cv);56        return writer.toByteArray();57    }58    private boolean canInstrumentForCoverage(ClassName className){59        String name = className.getFullNameWithDots();60        /*61            we need to exclude classes that are automatically generated at runtime, eg like62            proxies in Spring.63            TODO is there an easy way to detect it besides checking for pattern names common in64            existing libraries? Doesn't look like...65            https://stackoverflow.com/questions/7504509/java-detect-if-class-is-a-proxy66         */67        List<String> exclusions = Arrays.asList("BySpringCGLIB");...

Source:ThirdPartyClassVisitor.java

...11 * do some instrumentations12 *13 * Created by arcuri82 on 06-Sep-19.14 */15public class ThirdPartyClassVisitor extends ClassVisitor {16    private final String bytecodeClassName;17    public ThirdPartyClassVisitor(ClassVisitor cv, ClassName className) {18        super(Constants.ASM, cv);19        bytecodeClassName = className.getBytecodeName();20    }21    @Override22    public MethodVisitor visitMethod(int methodAccess,23                                     String name,24                                     String descriptor,25                                     String signature,26                                     String[] exceptions) {27        MethodVisitor mv = super.visitMethod(28                methodAccess, name, descriptor, signature, exceptions);29        if (Constants.isMethodSyntheticOrBridge(methodAccess)) {30            return mv;31        }...

ThirdPartyClassVisitor

Using AI Code Generation

1package org.evomaster.client.java.instrumentation.example;2import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;3public class Main {4    public static void main(String[] args) {5        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();6        visitor.visit();7    }8}9package org.evomaster.client.java.instrumentation.example;10import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;11public class Main {12    public static void main(String[] args) {13        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();14        visitor.visit();15    }16}17package org.evomaster.client.java.instrumentation.example;18import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;19public class Main {20    public static void main(String[] args) {21        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();22        visitor.visit();23    }24}25package org.evomaster.client.java.instrumentation.example;26import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;27public class Main {28    public static void main(String[] args) {29        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();30        visitor.visit();31    }32}33package org.evomaster.client.java.instrumentation.example;34import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;35public class Main {36    public static void main(String[] args) {37        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();38        visitor.visit();39    }40}41package org.evomaster.client.java.instrumentation.example;42import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;43public class Main {44    public static void main(String[] args) {

ThirdPartyClassVisitor

Using AI Code Generation

1public class ThirdPartyClassVisitorTest {2  public static void main(String[] args) throws IOException {3    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");4    ClassWriter cw = new ClassWriter(0);5    ClassVisitor cv = new ThirdPartyClassVisitor(cw);6    cr.accept(cv, 0);7    byte[] bytecode = cw.toByteArray();8    FileOutputStream fos = new FileOutputStream("ThirdPartyClassNew.class");9    fos.write(bytecode);10    fos.close();11  }12}13public class ThirdPartyClassVisitorTest {14  public static void main(String[] args) throws IOException {15    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");16    ClassWriter cw = new ClassWriter(0);17    ClassVisitor cv = new ThirdPartyClassVisitor(cw);18    cr.accept(cv, 0);19    byte[] bytecode = cw.toByteArray();20    FileOutputStream fos = new FileOutputStream("ThirdPartyClassNew.class");21    fos.write(bytecode);22    fos.close();23  }24}25public class ThirdPartyClassVisitorTest {26  public static void main(String[] args) throws IOException {27    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");28    ClassWriter cw = new ClassWriter(0);29    ClassVisitor cv = new ThirdPartyClassVisitor(cw);30    cr.accept(cv, 0);31    byte[] bytecode = cw.toByteArray();32    FileOutputStream fos = new FileOutputStream("ThirdPartyClassNew.class");33    fos.write(bytecode);34    fos.close();35  }36}37public class ThirdPartyClassVisitorTest {38  public static void main(String[] args) throws IOException {39    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");40    ClassWriter cw = new ClassWriter(0);41    ClassVisitor cv = new ThirdPartyClassVisitor(cw);42    cr.accept(cv, 0);

ThirdPartyClassVisitor

Using AI Code Generation

1package org.evomaster.client.java.instrumentation.coverage;2import org.objectweb.asm.ClassReader;3import org.objectweb.asm.ClassWriter;4import org.objectweb.asm.Opcodes;5import java.io.IOException;6import java.io.InputStream;7public class ThirdPartyClassVisitorTest {8    public static void main(String[] args) throws IOException {9        String className = "org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.class";10        InputStream is = ThirdPartyClassVisitorTest.class.getClassLoader().getResourceAsStream(className);11        ClassReader cr = new ClassReader(is);12        ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);13        ThirdPartyClassVisitor cv = new ThirdPartyClassVisitor(Opcodes.ASM5, cw);14        cr.accept(cv, ClassReader.EXPAND_FRAMES);15        byte[] b = cw.toByteArray();16        System.out.println(cv.getThirdPartyClassCoverage().toString());17    }18}19package org.evomaster.client.java.instrumentation.coverage;20public class ThirdPartyClass {21    public static int sum(int a, int b){22        return a + b;23    }24    public static int sub(int a, int b){25        return a - b;26    }27    public static int mul(int a, int b){28        return a * b;29    }30    public static int div(int a, int b){31        return a / b;32    }33}

ThirdPartyClassVisitor

Using AI Code Generation

1public class ExampleClass {2    public void testMe() {3        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();4        visitor.visitThirdPartyClass();5    }6}7public class ExampleClass {8    public void testMe() {9        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();10        visitor.visitThirdPartyClass();11    }12}13public class ExampleClass {14    public void testMe() {15        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();16        visitor.visitThirdPartyClass();17    }18}19public class ExampleClass {20    public void testMe() {21        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();22        visitor.visitThirdPartyClass();23    }24}25public class ExampleClass {26    public void testMe() {27        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();28        visitor.visitThirdPartyClass();29    }30}31public class ExampleClass {32    public void testMe() {33        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();34        visitor.visitThirdPartyClass();35    }36}37public class ExampleClass {38    public void testMe() {39        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();40        visitor.visitThirdPartyClass();41    }42}43public class ExampleClass {44    public void testMe() {45        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();46        visitor.visitThirdPartyClass();47    }48}

ThirdPartyClassVisitor

Using AI Code Generation

1package org.evomaster.client.java.instrumentation.coverage;2import org.objectweb.asm.ClassReader;3import org.objectweb.asm.ClassWriter;4import org.objectweb.asm.util.CheckClassAdapter;5import java.io.IOException;6public class ThirdPartyClassVisitorExample {7    public static void main(String[] args) throws IOException {8        ClassReader cr = new ClassReader("org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass");9        ClassWriter cw = new ClassWriter(0);10        ThirdPartyClassVisitor cv = new ThirdPartyClassVisitor(cw);11        cr.accept(cv, 0);12        byte[] b = cw.toByteArray();13        CheckClassAdapter.verify(new ClassReader(b), true, new java.io.PrintWriter(System.out));14        System.out.println("Class coverage: " + cv.getThirdPartyClassCoverage());15    }16}17Class coverage: ThirdPartyClassCoverage{thirdPartyMethodCoverage=[ThirdPartyMethodCoverage{methodName='thirdPartyMethod', methodId='org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.thirdPartyMethod', methodDescription='(Ljava/lang/String;)V', methodParameterTypes=[Ljava/lang/String;, ], methodReturnType=void, methodParameterNames=[s, ], methodParameterIds=[s, ], methodParameterValues=[null, ], methodParameterTypesIds=[Ljava/lang/String;, ], methodParameterTypesValues=[null, ], methodReturnId=, methodReturnValues=[null, ], methodReturnTypesIds=void, methodReturnTypesValues=void, methodReturnTypes=void, thirdPartyBranchCoverage=[ThirdPartyBranchCoverage{branchId='org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.thirdPartyMethod.0', branchValue='true', branchType=BOOLEAN, branchValues=[true, ], branchTypes=[BOOLEAN, ], branchIds=[org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.thirdPartyMethod.0, ]}, ThirdPartyBranchCoverage{branchId='org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.thirdPartyMethod.1', branchValue='false', branchType=BOOLEAN, branchValues=[false, ], branchTypes=[BOOLEAN, ], branchIds=[org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.th

ThirdPartyClassVisitor

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;2import org.objectweb.asm.ClassReader;3import org.objectweb.asm.ClassVisitor;4import org.objectweb.asm.ClassWriter;5import org.objectweb.asm.Opcodes;6import java.io.File;7import java.io.FileOutputStream;8import java.io.IOException;9import java.io.PrintWriter;10import java.util.ArrayList;11import java.util.Arrays;12import java.util.List;13import java.util.stream.Collectors;14public class ThirdPartyClassVisitorTest {15    public static void main(String[] args) throws IOException {16        String[] classPath = new String[1];17        classPath[0] = path;18        List<String> classpath = new ArrayList<>();19        classpath.addAll(Arrays.asList(classPath));20        List<String> classes = new ArrayList<>();21        for (String s : classpath) {22            classes.addAll(getAllClasses(s));23        }24        ThirdPartyClassVisitor cv = new ThirdPartyClassVisitor(Opcodes.ASM7, new ClassWriter(0));25        for (String s : classes) {26            ClassReader cr = new ClassReader(s);27            cr.accept(cv, 0);28        }29        PrintWriter writer = new PrintWriter(new FileOutputStream(new File(output), false));30        writer.print(cv.getThirdPartyClassInfo());31        writer.close();32    }33    private static List<String> getAllClasses(String path) throws IOException {34        List<String> classes = new ArrayList<>();35        File file = new File(path);36        if (file.isDirectory()) {37            for (File f : file.listFiles()) {38                classes.addAll(getAllClasses(f.getAbsolutePath()));39            }40        } else if (file.getName().endsWith(".jar")) {41            classes.addAll(getAllClassesFromJar(path));42        }43        return classes;44    }45    private static List<String> getAllClassesFromJar(String path) throws IOException {46        List<String> classes = new ArrayList<>();47        File file = new File(path);48        if (file.isDirectory()) {49            for (File f : file.listFiles()) {50                classes.addAll(getAllClasses(f.getAbsolutePath()));51            }52        } else if (file.getName().endsWith(".jar")) {53            classes.addAll(new JarExplorer().explore(path));54        }

ThirdPartyClassVisitor

Using AI Code Generation

1public class ExampleClass {2    public void testMe() {3        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();4        visitor.visitThirdPartyClass();5    }6}7public class ExampleClass {8    public void testMe() {9        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();10        visitor.visitThirdPartyClass();11    }12}13public class ExampleClass {14    public void testMe() {15        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();16        visitor.visitThirdPartyClass();17    }18}19public class ExampleClass {20    public void testMe() {21        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();22        visitor.visitThirdPartyClass();23    }24}25public class ExampleClass {26    public void testMe() {27        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();28        visitor.visitThirdPartyClass();29    }30}31public class ExampleClass {32    public void testMe() {33        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();34        visitor.visitThirdPartyClass();35    }36}37public class ExampleClass {38    public void testMe() {39        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();40        visitor.visitThirdPartyClass();41    }42}43public class ExampleClass {44    public void testMe() {45        ThirdPartyClassVisitor visitor = new ThirdPartyClassVisitor();46        visitor.visitThirdPartyClass();47    }48}

ThirdPartyClassVisitor

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.coverage.ThirdPartyClassVisitor;2import org.objectweb.asm.ClassReader;3import org.objectweb.asm.ClassVisitor;4import org.objectweb.asm.ClassWriter;5import org.objectweb.asm.Opcodes;6import java.io.File;7import java.io.FileOutputStream;8import java.io.IOException;9import java.io.PrintWriter;10import java.util.ArrayList;11import java.util.Arrays;12import java.util.List;13import java.util.stream.Collectors;14public class ThirdPartyClassVisitorTest {15    public static void main(String[] args) throws IOException {16        String[] classPath = new String[1];17        classPath[0] = path;18        List<String> classpath = new ArrayList<>();19        classpath.addAll(Arrays.asList(classPath));20        List<String> classes = new ArrayList<>();21        for (String s : classpath) {22            classes.addAll(getAllClasses(s));23        }24        ThirdPartyClassVisitor cv = new ThirdPartyClassVisitor(Opcodes.ASM7, new ClassWriter(0));25        for (String s : classes) {26            ClassReader cr = new ClassReader(s);27            cr.accept(cv, 0);28        }29        PrintWriter writer = new PrintWriter(new FileOutputStream(new File(output), false));30        writer.print(cv.getThirdPartyClassInfo());31        writer.close();32    }33    private static List<String> getAllClasses(String path) throws IOException {34        List<String> classes = new ArrayList<>();35        File file = new File(path);36        if (file.isDirectory()) {37            for (File f : file.listFiles()) {38                classes.addAll(getAllClasses(f.getAbsolutePath()));39            }40        } else if (file.getName().endsWith(".jar")) {41            classes.addAll(getAllClassesFromJar(path));42        }43        return classes;44    }45    private static List<String> getAllClassesFromJar(String path) throws IOException {46        List<String> classes = new ArrayList<>();47        File file = new File(path);48        if (file.isDirectory()) {49            for (File f : file.listFiles()) {50                classes.addAll(getAllClasses(f.getAbsolutePath()));51            }52        } else if (file.getName().endsWith(".jar")) {53            classes.addAll(new JarExplorer().explore(path));54        }

ThirdPartyClassVisitor

Using AI Code Generation

1public class ThirdPartyClassVisitorTest {2  public static void main(String[] args) throws IOException {3    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");4    ClassWriter cw = new ClassWriter(0);5    ClassVisitor cv = new ThirdPartyClassVisitor(cw);6    cr.accept(cv, 0);7    byte[] bytecode = cw.toByteArray();8    FileOutputStream fos = new FileOutputStream("ThirdPartyClassNew.class");9    fos.write(bytecode);10    fos.close();11  }12}13public class ThirdPartyClassVisitorTest {14  public static void main(String[] args) throws IOException {15    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");16    ClassWriter cw = new ClassWriter(0);17    ClassVisitor cv = new ThirdPartyClassVisitor(cw);18    cr.accept(cv, 0);19    byte[] bytecode = cw.toByteArray();20    FileOutputStream fos = new FileOutputStream("ThirdPartyClassNew.class");21    fos.write(bytecode);22    fos.close();23  }24}25public class ThirdPartyClassVisitorTest {26  public static void main(String[] args) throws IOException {27    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");28    ClassWriter cw = new ClassWriter(0);29    ClassVisitor cv = new ThirdPartyClassVisitor(cw);30    cr.accept(cv, 0);31    byte[] bytecode = cw.toByteArray();32    FileOutputStream fos = new FileOutputStream("ThirdPartyClassNew.class");33    fos.write(bytecode);34    fos.close();35  }36}37public class ThirdPartyClassVisitorTest {38  public static void main(String[] args) throws IOException {39    ClassReader cr = new ClassReader("org.evomaster.client.java.instrumentation.coverage.ThirdPartyClass");40    ClassWriter cw = new ClassWriter(0);41    ClassVisitor cv = new ThirdPartyClassVisitor(cw);42    cr.accept(cv, 0);

ThirdPartyClassVisitor

Using AI Code Generation

1package org.evomaster.client.java.instrumentation.coverage;2import org.objectweb.asm.ClassReader;3import org.objectweb.asm.ClassWriter;4import org.objectweb.asm.Opcodes;5import java.io.IOException;6import java.io.InputStream;7public class ThirdPartyClassVisitorTest {8    public static void main(String[] args) throws IOException {9        String className = "org/evomaster/client/java/instrumentation/coverage/ThirdPartyClass.class";10        InputStream is = ThirdPartyClassVisitorTest.class.getClassLoader().getResourceAsStream(className);11        ClassReader cr = new ClassReader(is);12        ClassWriter cw = new ClassWriter(ClassWriter.COMPUTE_MAXS);13        ThirdPartyClassVisitor cv = new ThirdPartyClassVisitor(Opcodes.ASM5, cw);14        cr.accept(cv, ClassReader.EXPAND_FRAMES);15        byte[] b = cw.toByteArray();16        System.out.println(cv.getThirdPartyClassCoverage().toString());17    }18}19package org.evomaster.client.java.instrumentation.coverage;20public class ThirdPartyClass {21    public static int sum(int a, int b){22        return a + b;23    }24    public static int sub(int a, int b){25        return a - b;26    }27    public static int mul(int a, int b){28        return a * b;29    }30    public static int div(int a, int b){31        return a / b;32    }33}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.