How to use MockMethodInterceptor method of org.mockito.internal.creation.bytebuddy.MockMethodInterceptor class

Best Mockito code snippet using org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.MockMethodInterceptor

Source:Sample_2.java Github

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...22import net.bytebuddy.implementation.FieldAccessor;23import net.bytebuddy.implementation.Implementation;24import net.bytebuddy.matcher.ElementMatcher;25import org.mockito.internal.creation.bytebuddy.ByteBuddyCrossClassLoaderSerializationSupport.CrossClassLoaderSerializableMock;26import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.DispatcherDefaultingToRealMethod;27import org.mockito.mock.SerializableMode;28import java.io.IOException;29import java.io.ObjectInputStream;30import java.lang.reflect.Type;31import java.util.ArrayList;32import java.util.Random;33import static java.lang.Thread.currentThread;34import static net.bytebuddy.description.modifier.Visibility.PRIVATE;35import static net.bytebuddy.dynamic.Transformer.ForMethod.withModifiers;36import static net.bytebuddy.implementation.MethodDelegation.to;37import static net.bytebuddy.implementation.attribute.MethodAttributeAppender.ForInstrumentedMethod.INCLUDING_RECEIVER;38import static net.bytebuddy.matcher.ElementMatchers.*;39class SubclassBytecodeGenerator implements BytecodeGenerator {40 private final ByteBuddy byteBuddy;41 private final Random random;42 private final Implementation readReplace;43 private final ElementMatcher<? super MethodDescription> matcher;44 public SubclassBytecodeGenerator() {45 this(null, any());46 }47 public SubclassBytecodeGenerator(Implementation readReplace, ElementMatcher<? super MethodDescription> matcher) {48 this.readReplace = readReplace;49 this.matcher = matcher;50 byteBuddy = new ByteBuddy().with(TypeValidation.DISABLED);51 random = new Random();52 }53 @Override54 public <T> Class<? extends T> mockClass(MockFeatures<T> features) {55 DynamicType.Builder<T> builder =56 byteBuddy.subclass(features.mockedType)57 .name(nameFor(features.mockedType))58 .ignoreAlso(isGroovyMethod())59 .annotateType(features.mockedType.getAnnotations())60 .implement(new ArrayList<Type>(features.interfaces))61 .method(matcher)62 .intercept(to(DispatcherDefaultingToRealMethod.class))63 .transform(withModifiers(SynchronizationState.PLAIN))64 .attribute(INCLUDING_RECEIVER)65 .method(isHashCode())66 .intercept(to(MockMethodInterceptor.ForHashCode.class))67 .method(isEquals())68 .intercept(to(MockMethodInterceptor.ForEquals.class))69 .serialVersionUid(42L)70 .defineField("mockitoInterceptor", MockMethodInterceptor.class, PRIVATE)71 .implement(MockAccess.class)72 .intercept(FieldAccessor.ofBeanProperty());73 if (features.serializableMode == SerializableMode.ACROSS_CLASSLOADERS) {74 builder = builder.implement(CrossClassLoaderSerializableMock.class)75 .intercept(to(MockMethodInterceptor.ForWriteReplace.class));76 }77 if (readReplace != null) {78 builder = builder.defineMethod("readObject", void.class, Visibility.PRIVATE)79 .withParameters(ObjectInputStream.class)80 .throwing(ClassNotFoundException.class, IOException.class)81 .intercept(readReplace);82 }83 return builder.make()84 .load(new MultipleParentClassLoader.Builder()85 .append(features.mockedType)86 .append(features.interfaces)87 .append(currentThread().getContextClassLoader())88 .append(MockAccess.class, DispatcherDefaultingToRealMethod.class)89 .append(MockMethodInterceptor.class,90 MockMethodInterceptor.ForHashCode.class,91 MockMethodInterceptor.ForEquals.class).build(),92 ClassLoadingStrategy.Default.INJECTION.with(features.mockedType.getProtectionDomain()))93 .getLoaded();94 }95 private static ElementMatcher<MethodDescription> isGroovyMethod() {96 return isDeclaredBy(named("groovy.lang.GroovyObjectSupport"));97 }98 // TODO inspect naming strategy (for OSGI, signed package, java.* (and bootstrap classes), etc...)99 private String nameFor(Class<?> type) {100 String typeName = type.getName();101 if (isComingFromJDK(type)102 || isComingFromSignedJar(type)103 || isComingFromSealedPackage(type)) {104 typeName = "codegen." + typeName;105 }...

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Source:src_org_mockito_internal_creation_bytebuddy_ByteBuddyMockMaker.java Github

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...27 Instantiator instantiator = new InstantiatorProvider().getInstantiator(settings);28 T mockInstance = null;29 try {30 mockInstance = instantiator.newInstance(mockedProxyType);31 MockMethodInterceptor.MockAccess mockAccess = (MockMethodInterceptor.MockAccess) mockInstance;32 mockAccess.setMockitoInterceptor(new MockMethodInterceptor(asInternalMockHandler(handler), settings));33 return ensureMockIsAssignableToMockedType(settings, mockInstance);34 } catch (ClassCastException cce) {35 throw new MockitoException(join(36 "ClassCastException occurred while creating the mockito mock :",37 " class to mock : " + describeClass(mockedProxyType),38 " created class : " + describeClass(settings.getTypeToMock()),39 " proxy instance class : " + describeClass(mockInstance),40 " instance creation by : " + instantiator.getClass().getSimpleName(),41 "",42 "You might experience classloading issues, please ask the mockito mailing-list.",43 ""44 ),cce);45 } catch (org.mockito.internal.creation.instance.InstantiationException e) {46 throw new MockitoException("Unable to create mock instance of type '" + mockedProxyType.getSuperclass().getSimpleName() + "'", e);47 }48 }49 private <T> T ensureMockIsAssignableToMockedType(MockCreationSettings<T> settings, T mock) {50 // Force explicit cast to mocked type here, instead of51 // relying on the JVM to implicitly cast on the client call site.52 // This allows us to catch the ClassCastException earlier53 Class<T> typeToMock = settings.getTypeToMock();54 return typeToMock.cast(mock);55 }56 private static String describeClass(Class type) {57 return type == null ? "null" : "'" + type.getCanonicalName() + "', loaded by classloader : '" + type.getClassLoader() + "'";58 }59 private static String describeClass(Object instance) {60 return instance == null ? "null" : describeClass(instance.getClass());61 }62 public MockHandler getHandler(Object mock) {63 if (!(mock instanceof MockMethodInterceptor.MockAccess)) {64 return null;65 }66 return ((MockMethodInterceptor.MockAccess) mock).getMockitoInterceptor().getMockHandler();67 }68 public void resetMock(Object mock, MockHandler newHandler, MockCreationSettings settings) {69 ((MockMethodInterceptor.MockAccess) mock).setMockitoInterceptor(70 new MockMethodInterceptor(asInternalMockHandler(newHandler), settings)71 );72 }73 private static ClassInstantiator initializeClassInstantiator() {74 try {75 Class<?> objenesisClassLoader = Class.forName("org.mockito.internal.creation.bytebuddy.ClassInstantiator$UsingObjenesis");76 Constructor<?> usingClassCacheConstructor = objenesisClassLoader.getDeclaredConstructor(boolean.class);77 return ClassInstantiator.class.cast(usingClassCacheConstructor.newInstance(new GlobalConfiguration().enableClassCache()));78 } catch (Throwable throwable) {79 // MockitoException cannot be used at this point as we are early in the classloading chain and necessary dependencies may not yet be loadable by the classloader80 throw new IllegalStateException(join(81 "Mockito could not create mock: Objenesis is missing on the classpath.",82 "Please add Objenesis on the classpath.",83 ""84 ), throwable);...

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Source:MockBytecodeGenerator.java Github

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...11import net.bytebuddy.implementation.MethodDelegation;12import net.bytebuddy.implementation.attribute.MethodAttributeAppender;13import net.bytebuddy.matcher.ElementMatcher;14import org.mockito.internal.creation.bytebuddy.ByteBuddyCrossClassLoaderSerializationSupport.CrossClassLoaderSerializableMock;15import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.DispatcherDefaultingToRealMethod;16import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.MockAccess;17import java.lang.reflect.Type;18import java.util.ArrayList;19import java.util.Random;20import static net.bytebuddy.description.modifier.Visibility.PRIVATE;21import static net.bytebuddy.implementation.MethodDelegation.to;22import static net.bytebuddy.matcher.ElementMatchers.*;23class MockBytecodeGenerator {24 private final ByteBuddy byteBuddy;25 private final Random random;26 public MockBytecodeGenerator() {27 byteBuddy = new ByteBuddy().with(TypeValidation.DISABLED);28 random = new Random();29 }30 public <T> Class<? extends T> generateMockClass(MockFeatures<T> features) {31 DynamicType.Builder<T> builder =32 byteBuddy.subclass(features.mockedType)33 .name(nameFor(features.mockedType))34 .ignoreAlso(isGroovyMethod())35 .annotateType(features.mockedType.getAnnotations())36 .implement(new ArrayList<Type>(features.interfaces))37 .method(any())38 .intercept(MethodDelegation.to(DispatcherDefaultingToRealMethod.class))39 .transform(Transformer.ForMethod.withModifiers(SynchronizationState.PLAIN))40 .attribute(MethodAttributeAppender.ForInstrumentedMethod.INCLUDING_RECEIVER)41 .serialVersionUid(42L)42 .defineField("mockitoInterceptor", MockMethodInterceptor.class, PRIVATE)43 .implement(MockAccess.class)44 .intercept(FieldAccessor.ofBeanProperty())45 .method(isHashCode())46 .intercept(to(MockMethodInterceptor.ForHashCode.class))47 .method(isEquals())48 .intercept(to(MockMethodInterceptor.ForEquals.class));49 if (features.crossClassLoaderSerializable) {50 builder = builder.implement(CrossClassLoaderSerializableMock.class)51 .intercept(to(MockMethodInterceptor.ForWriteReplace.class));52 }53 return builder.make()54 .load(new MultipleParentClassLoader.Builder()55 .append(features.mockedType)56 .append(features.interfaces)57 .append(Thread.currentThread().getContextClassLoader())58 .append(MockAccess.class, DispatcherDefaultingToRealMethod.class)59 .append(MockMethodInterceptor.class,60 MockMethodInterceptor.ForHashCode.class,61 MockMethodInterceptor.ForEquals.class).build(),62 ClassLoadingStrategy.Default.INJECTION.with(features.mockedType.getProtectionDomain()))63 .getLoaded();64 }65 private static ElementMatcher<MethodDescription> isGroovyMethod() {66 return isDeclaredBy(named("groovy.lang.GroovyObjectSupport"));67 }68 // TODO inspect naming strategy (for OSGI, signed package, java.* (and bootstrap classes), etc...)69 private String nameFor(Class<?> type) {70 String typeName = type.getName();71 if (isComingFromJDK(type)72 || isComingFromSignedJar(type)73 || isComingFromSealedPackage(type)) {74 typeName = "codegen." + typeName;75 }...

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MockMethodInterceptor

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1import org.mockito.Mockito;2import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;3public class MockMethodInterceptorExample {4 public static void main(String[] args) {5 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor(Mockito.mockingDetails("mock"));6 mockMethodInterceptor.intercept(null, null, null, null);7 }8}

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MockMethodInterceptor

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1import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;2import org.mockito.invocation.MockHandler;3import org.mockito.invocation.MockHandlerFactory;4import org.mockito.mock.MockCreationSettings;5import java.lang.reflect.Method;6public class MockMethodInterceptorTest {7 public static void main(String[] args) {8 MockHandlerFactory mockHandlerFactory = new MockHandlerFactory();9 MockCreationSettings mockCreationSettings = new MockCreationSettings() {10 public Class<?> getTypeToMock() {11 return null;12 }13 public MockHandler getMockHandler() {14 return null;15 }16 public MockCreationSettings copy() {17 return null;18 }19 public MockCreationSettings name(String s) {20 return null;21 }22 public String getName() {23 return null;24 }25 public MockCreationSettings defaultAnswer(Answer answer) {26 return null;27 }28 public Answer getDefaultAnswer() {29 return null;30 }31 public MockCreationSettings serializable() {32 return null;33 }34 public boolean isSerializable() {35 return false;36 }37 public MockCreationSettings extraInterfaces(Class<?>... classes) {38 return null;39 }40 public Class<?>[] getExtraInterfaces() {41 return new Class[0];42 }43 public MockCreationSettings defaultReturnValue(Object o) {44 return null;45 }46 public Object getDefaultReturnValue() {47 return null;48 }49 public MockCreationSettings spiedInstance(Object o) {50 return null;51 }52 public Object getSpiedInstance() {53 return null;54 }55 public MockCreationSettings stubOnly() {56 return null;57 }58 public boolean isStubOnly() {59 return false;60 }61 public MockCreationSettings lenient() {62 return null;63 }64 public boolean isLenient() {65 return false;66 }67 public MockCreationSettings strictness(Strictness strictness) {68 return null;69 }70 public Strictness getStrictness() {71 return null;72 }

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MockMethodInterceptor

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1import org.mockito.Mockito;2import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;3import org.mockito.invocation.InvocationOnMock;4import org.mockito.stubbing.Answer;5public class Test {6 public static void main(String[] args) {7 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();8 mockMethodInterceptor.intercept(null, null, null, null);9 mockMethodInterceptor.intercept(null, null, null, null, null);10 mockMethodInterceptor.intercept(null, null, null, null, null, null);11 mockMethodInterceptor.intercept(null, null, null, null, null, null, null);12 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null);13 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null);14 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, null);15 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, null, null);16 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, null, null, null);17 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, null, null, null, null);18 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, null, null, null, null, null);19 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, null, null, null, null, null, null);20 mockMethodInterceptor.intercept(null, null, null, null, null, null, null, null, null, n

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MockMethodInterceptor

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1import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;2import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.MockAccess;3import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.MockAccess.MockInfo;4import org.mockito.invocation.MockHandler;5import java.lang.reflect.Method;6public class MockMethodInterceptorExample {7 public static void main(String[] args) throws Exception {8 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();9 MockAccess mockAccess = mockMethodInterceptor.new MockAccess() {10 public MockInfo getMockInfo() {11 return new MockInfo() {12 public MockHandler getHandler() {13 return null;14 }15 };16 }17 };18 Method method = MockMethodInterceptor.class.getMethod("intercept", Object.class, Method.class, Object[].class, MockAccess.class);19 Object[] args1 = new Object[4];20 args1[0] = new Object();21 args1[1] = method;22 args1[2] = new Object[]{};23 args1[3] = mockAccess;24 mockMethodInterceptor.intercept(args1[0], (Method) args1[1], (Object[]) args1[2], (MockAccess) args1[3]);25 }26}27Exception in thread "main" java.lang.ClassCastException: class java.lang.Object cannot be cast to class java.lang.String (java.lang.Object and java.lang.String are in module java.base of loader 'bootstrap')28 at org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.intercept(MockMethodInterceptor.java:27)29 at MockMethodInterceptorExample.main(MockMethodInterceptorExample.java:27)

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MockMethodInterceptor

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1package com.example;2import static org.mockito.Mockito.mock;3import static org.mockito.Mockito.when;4import java.lang.reflect.Method;5import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;6public class Example1 {7 public static void main(String[] args) throws Exception {8 Example1 example1 = new Example1();9 example1.testMockMethodInterceptor();10 }11 public void testMockMethodInterceptor() throws Exception {12 Example1 example1 = mock(Example1.class);13 Method method = Example1.class.getMethod("testMockMethodInterceptor");14 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();15 mockMethodInterceptor.handle(mock(Example1.class), method, null, null);16 }17}18 at org.mockito.internal.creation.bytebuddy.MockMethodInterceptor.handle(MockMethodInterceptor.java:30)19 at com.example.Example1.testMockMethodInterceptor(Example1.java:18)20 at com.example.Example1.main(Examp

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MockMethodInterceptor

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1import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;2import org.mockito.invocation.MockHandler;3import org.mockito.listeners.MockCreationListener;4import org.mockito.mock.MockCreationSettings;5import org.mockito.plugins.MockMaker;6public class MockMakerImpl implements MockMaker {7 public <T> T createMock(MockCreationSettings<T> settings, MockHandler handler) {8 return MockMethodInterceptor.mock(settings.getTypeToMock(), handler);9 }10 public MockHandler getHandler(Object mock) {11 return MockMethodInterceptor.getHandler(mock);12 }13 public void resetMock(Object mock, MockHandler newHandler, MockCreationSettings settings) {14 MockMethodInterceptor.resetMock(mock, newHandler, settings);15 }16 public TypeMockability isTypeMockable(Class<?> type) {17 return MockMethodInterceptor.isTypeMockable(type);18 }19 public void setTypeMockability(MockCreationSettings settings, TypeMockability mockability) {20 MockMethodInterceptor.setTypeMockability(settings, mockability);21 }22 public void addMockCreationListener(MockCreationListener listener) {23 MockMethodInterceptor.addMockCreationListener(listener);24 }25 public void removeMockCreationListener(MockCreationListener listener) {26 MockMethodInterceptor.removeMockCreationListener(listener);27 }28}29import org.mockito.Mock;30import org.mockito.Mockito;31import org.mockito.MockitoAnnotations;32import org.mockito.Spy;33import org.mockito.internal.creation.bytebuddy.MockMethodInterceptor;34import org.mockito.invocation.MockHandler;35import org.mockito.listeners.MockCreationListener;36import org.mockito.mock.MockCreationSettings;37import org.mockito.stubbing.Answer;38import java.util.List;39public class Test {40 private List<String> list;41 private List<String> list2;42 public static void main(String[] args) {43 Test test = new Test();44 MockitoAnnotations.initMocks(test);45 System.out.println(test.list);46 System.out.println(test.list2);47 test.list.add("A");48 test.list2.add("A");49 System.out.println(test.list);

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MockMethodInterceptor

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1public class 1 {2 public static void main(String[] args) {3 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();4 Object mock = mockMethodInterceptor.mock(MockedType.class, new MockSettingsImpl());5 System.out.println(mock);6 }7}8public class 2 {9 public static void main(String[] args) {10 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();11 Object mock = mockMethodInterceptor.mock(MockedType.class, new MockSettingsImpl());12 System.out.println(mock);13 }14}15public class 3 {16 public static void main(String[] args) {17 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();18 Object mock = mockMethodInterceptor.mock(MockedType.class, new MockSettingsImpl());19 System.out.println(mock);20 }21}22public class 4 {23 public static void main(String[] args) {24 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();25 Object mock = mockMethodInterceptor.mock(MockedType.class, new MockSettingsImpl());26 System.out.println(mock);27 }28}29public class 5 {30 public static void main(String[] args) {31 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();32 Object mock = mockMethodInterceptor.mock(MockedType.class, new MockSettingsImpl());33 System.out.println(mock);34 }35}36public class 6 {37 public static void main(String[] args) {38 MockMethodInterceptor mockMethodInterceptor = new MockMethodInterceptor();39 Object mock = mockMethodInterceptor.mock(MockedType.class, new MockSettingsImpl());40 System.out.println(mock);41 }42}

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