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How to use makeDeferConstructorNonPublic method of org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformer class

Best Powermock code snippet using org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformer.makeDeferConstructorNonPublic

Source:JavaAssistTestClassTransformer.java

...54        55        if (isTestClass(clazz)) {56            removeTestAnnotationsForTestMethodsThatRunOnOtherClassLoader(clazz);57            addLifeCycleNotifications(clazz);58            makeDeferConstructorNonPublic(clazz);59            restoreOriginalConstructorsAccesses(clazz);60            61        } else if (isNestedWithinTestClass(clazz)) {62            makeDeferConstructorNonPublic(clazz);63            restoreOriginalConstructorsAccesses(clazz);64        }65    66    }67    68    private boolean isTestClass(CtClass clazz) {69        try {70            return Class.forName(clazz.getName(), false, getTestClass().getClassLoader())71                        .isAssignableFrom(getTestClass());72        } catch (ClassNotFoundException ex) {73            return false;74        }75    }76    77    private boolean isNestedWithinTestClass(CtClass clazz) {78        String clazzName = clazz.getName();79        return clazzName.startsWith(getTestClass().getName())80                   && '$' == clazzName.charAt(getTestClass().getName().length());81    }82    83    private Class<?> asOriginalClass(CtClass type) throws Exception {84        try {85            return type.isArray()86                       ? Array.newInstance(asOriginalClass(type.getComponentType()), 0).getClass()87                       : type.isPrimitive()88                             ? Primitives.getClassFor((CtPrimitiveType) type)89                             : Class.forName(type.getName(), true, getTestClass().getClassLoader());90        } catch (Exception ex) {91            throw new RuntimeException("Cannot resolve type: " + type, ex);92        }93    }94    95    private Class<?>[] asOriginalClassParams(CtClass[] parameterTypes)96        throws Exception {97        final Class<?>[] classParams = new Class[parameterTypes.length];98        for (int i = 0; i < classParams.length; ++i) {99            classParams[i] = asOriginalClass(parameterTypes[i]);100        }101        return classParams;102    }103    104    private void removeTestMethodAnnotationFrom(CtMethod m) {105        final AnnotationsAttribute attr = (AnnotationsAttribute)106                                              m.getMethodInfo().getAttribute(AnnotationsAttribute.visibleTag);107        javassist.bytecode.annotation.Annotation[] newAnnotations =108            new javassist.bytecode.annotation.Annotation[attr.numAnnotations() - 1];109        int i = -1;110        for (javassist.bytecode.annotation.Annotation a : attr.getAnnotations()) {111            if (a.getTypeName().equals(getTestMethodAnnotationType().getName())) {112                continue;113            }114            newAnnotations[++i] = a;115        }116        attr.setAnnotations(newAnnotations);117    }118    119    private void removeTestAnnotationsForTestMethodsThatRunOnOtherClassLoader(CtClass clazz)120        throws Exception {121        for (CtMethod m : clazz.getDeclaredMethods()) {122            if (m.hasAnnotation(getTestMethodAnnotationType()) && mustHaveTestAnnotationRemoved(m)) {123                removeTestMethodAnnotationFrom(m);124            }125        }126    }127    128    private void addLifeCycleNotifications(CtClass clazz) {129        try {130            addClassInitializerNotification(clazz);131            addConstructorNotification(clazz);132        } catch (CannotCompileException ex) {133            throw new Error("Powermock error: " + ex.getMessage(), ex);134        }135    }136    137    private void addClassInitializerNotification(CtClass clazz)138        throws CannotCompileException {139        if (null == clazz.getClassInitializer()) {140            clazz.makeClassInitializer();141        }142        clazz.getClassInitializer().insertBefore(143            GlobalNotificationBuildSupport.class.getName()144                + ".testClassInitiated(" + clazz.getName() + ".class);");145    }146    147    private static boolean hasSuperClass(CtClass clazz) {148        try {149            CtClass superClazz = clazz.getSuperclass();150            /*151             * Being extra careful here - and backup in case the152             * work-in-progress clazz doesn't cause NotFoundException ...153             */154            return null != superClazz155                       && !"java.lang.Object".equals(superClazz.getName());156        } catch (NotFoundException noWasSuperClassFound) {157            return false;158        }159    }160    161    private void addConstructorNotification(final CtClass clazz)162        throws CannotCompileException {163        final String notificationCode =164            GlobalNotificationBuildSupport.class.getName()165                + ".testInstanceCreated(this);";166        final boolean asFinally = !hasSuperClass(clazz);167        for (final CtConstructor constr : clazz.getDeclaredConstructors()) {168            constr.insertAfter(169                notificationCode,170                asFinally/* unless there is a super-class, because of this171                              * problem: https://community.jboss.org/thread/94194*/);172        }173    }174    175    private void restoreOriginalConstructorsAccesses(CtClass clazz) throws Exception {176        Class<?> originalClass = getTestClass().getName().equals(clazz.getName())177                                     ? getTestClass()178                                     : Class.forName(clazz.getName(), true, getTestClass().getClassLoader());179        for (final CtConstructor ctConstr : clazz.getConstructors()) {180            int ctModifiers = ctConstr.getModifiers();181            if (!Modifier.isPublic(ctModifiers)) {182                /* Probably a defer-constructor */183                continue;184            }185            int desiredAccessModifiers = originalClass.getDeclaredConstructor(186                asOriginalClassParams(ctConstr.getParameterTypes())).getModifiers();187            188            if (Modifier.isPrivate(desiredAccessModifiers)) {189                ctConstr.setModifiers(Modifier.setPrivate(ctModifiers));190            } else if (Modifier.isProtected(desiredAccessModifiers)) {191                ctConstr.setModifiers(Modifier.setProtected(ctModifiers));192            } else if (!Modifier.isPublic(desiredAccessModifiers)) {193                ctConstr.setModifiers(Modifier.setPackage(ctModifiers));194            } else {195                /* ctConstr remains public */196            }197        }198    }199    200    private void makeDeferConstructorNonPublic(final CtClass clazz) {201        for (final CtConstructor constr : clazz.getConstructors()) {202            try {203                for (CtClass paramType : constr.getParameterTypes()) {204                    if (IndicateReloadClass.class.getName()205                                                 .equals(paramType.getName())) {206                        /* Found defer constructor ... */207                        final int modifiers = constr.getModifiers();208                        if (Modifier.isPublic(modifiers)) {209                            constr.setModifiers(Modifier.setProtected(modifiers));210                        }211                        break;212                    }213                }214            } catch (NotFoundException thereAreNoParameters) {...

makeDeferConstructorNonPublic

Using AI Code Generation

1public class JavaAssistTestClassTransformerTest {2    private static final String TEST_CLASS_NAME = "org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformerTest$TestClass";3    private static final String TEST_CLASS_NAME_WITHOUT_PACKAGE = "JavaAssistTestClassTransformerTest$TestClass";4    private static final String TEST_CLASS_PACKAGE = "org.powermock.core.transformers.javassist.testclass";5    private static final String TEST_CLASS_FILE_NAME = TEST_CLASS_NAME_WITHOUT_PACKAGE + ".class";6    private static final String TEST_CLASS_FILE_NAME_WITHOUT_PACKAGE = TEST_CLASS_NAME_WITHOUT_PACKAGE + ".class";7    private static final String TEST_CLASS_FILE_NAME_WITHOUT_EXTENSION = TEST_CLASS_NAME_WITHOUT_PACKAGE;8    private static final String TEST_CLASS_FILE_NAME_WITHOUT_EXTENSION_AND_PACKAGE = TEST_CLASS_NAME_WITHOUT_PACKAGE;9    private static final String TEST_CLASS_FILE_NAME_WITHOUT_EXTENSION_AND_PACKAGE_AND_UNDERSCORE = TEST_CLASS_NAME_WITHOUT_PACKAGE;10    private static final String TEST_CLASS_FILE_NAME_WITHOUT_EXTENSION_AND_PACKAGE_AND_UNDERSCORE_AND_DOLLAR = TEST_CLASS_NAME_WITHOUT_PACKAGE;11    private static final String TEST_CLASS_NAME_WITHOUT_UNDERSCORE = "org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformerTestTestClass";12    private static final String TEST_CLASS_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE = "JavaAssistTestClassTransformerTestTestClass";13    private static final String TEST_CLASS_FILE_NAME_WITHOUT_UNDERSCORE = TEST_CLASS_NAME_WITHOUT_UNDERSCORE + ".class";14    private static final String TEST_CLASS_FILE_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE = TEST_CLASS_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE + ".class";15    private static final String TEST_CLASS_FILE_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE_AND_DOLLAR = TEST_CLASS_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE + ".class";16    private static final String TEST_CLASS_FILE_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE_AND_DOLLAR_AND_EXTENSION = TEST_CLASS_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE;17    private static final String TEST_CLASS_FILE_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE_AND_DOLLAR_AND_EXTENSION_AND_UNDERSCORE = TEST_CLASS_NAME_WITHOUT_UNDERSCORE_AND_PACKAGE;18    private static final String TEST_CLASS_NAME_WITHOUT_UNDERSCORE_AND_DOLLAR = "org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformerTestTestClass";

makeDeferConstructorNonPublic

Using AI Code Generation

1import org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformer;2import org.powermock.reflect.Whitebox;3import org.powermock.reflect.exceptions.ConstructorNotFoundException;4import org.powermock.reflect.exceptions.TooManyConstructorsFoundException;5import org.powermock.reflect.exceptions.TooManyMethodsFoundException;6import org.powermock.reflect.exceptions.MethodNotFoundException;7import org.powermock.reflect.exceptions.FieldNotFoundException;8import org.powermock.reflect.exceptions.FieldNotWritableException;9import org.powermock.reflect.exceptions.FieldNotReadableException;10import org.powermock.reflect.exceptions.FieldAlreadyInitializedException;11import org.powermock.reflect.exceptions.FieldNotStaticException;12import org.powermock.reflect.exceptions.FieldNotFinalException;13import org.powermock.reflect.exceptions.FieldNotDeclaredException;14import org.powermock.reflect.exceptions.FieldAlreadyDeclaredException;15import org.powermock.reflect.exceptions.MethodNotDeclaredException;16import org.powermock.reflect.exceptions.MethodNotStaticException;17import org.powermock.reflect.exceptions.MethodNotFinalExcepti

makeDeferConstructorNonPublic

Using AI Code Generation

1package org.powermock.core.transformers.javassist.testclass;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.powermock.core.transformers.javassist.testclass.JavaAssistTestClassTransformerTest.TestClass;5import org.powermock.modules.junit4.PowerMockRunner;6import org.powermock.reflect.Whitebox;7import java.io.ByteArrayOutputStream;8import java.io.File;9import java.io.IOException;10import java.io.PrintStream;11import java.net.URL;12import java.net.URLClassLoader;13import java.nio.file.Files;14import java.nio.file.Path;15import java.nio.file.Paths;16import java.util.jar.JarEntry;17import java.util.jar.JarOutputStream;18import java.util.jar.Manifest;19import java.util.zip.ZipEntry;20import static org.junit.Assert.assertEquals;21import static org.junit.Assert.assertTrue;22@RunWith(PowerMockRunner.class)23public class JavaAssistTestClassTransformerTest {24    public void test() throws Exception {25        final String className = TestClass.class.getName();26        final String classFileName = className.replace('.', '/') + ".class";27        final Path tempDir = Files.createTempDirectory("temp");28        final Path jarPath = Paths.get(tempDir.toString(), "temp.jar");29        final Path classFilePath = Paths.get(tempDir.toString(), classFileName);30        final Path transformedClassFilePath = Paths.get(tempDir.toString(), "transformed", classFileName);31        Files.createDirectories(transformedClassFilePath.getParent());32        Files.copy(Paths.get("target", "test-classes", classFileName), classFilePath);33        JavaAssistTestClassTransformer transformer = new JavaAssistTestClassTransformer();34        transformer.makeDeferConstructorNonPublic(className, classFilePath.toString(), transformedClassFilePath.toString());35        createJar(jarPath, tempDir);36        final ClassLoader classLoader = new URLClassLoader(new URL[] { jarPath.toUri().toURL() });37        final Class<?> clazz = classLoader.loadClass(className);38        final ByteArrayOutputStream baos = new ByteArrayOutputStream();39        final PrintStream printStream = new PrintStream(baos);40        Whitebox.invokeMethod(clazz, "test", printStream);41        printStream.flush();42        assertEquals("TestClass.test()", baos.toString());43    }44    private static void createJar(Path jarPath, Path tempDir) throws IOException {

makeDeferConstructorNonPublic

Using AI Code Generation

1public void testMethodWithComment() {2    assertTrue(true);3}4public class TestClassWithComment {5    public void testMethod() {6        assertTrue(true);7    }8}9public class TestClassWithComment {10    public void testMethod() {11        assertTrue(true);12    }13}14public void testMethodWithComment() {15    assertTrue(true);16}

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