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

Best Mockito code snippet using org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker.InlineConstructionMockContext

Source:InlineDelegateByteBuddyMockMaker.java

...288                                    interceptors.get(type);289                            if (interceptor != null) {290                                interceptor.accept(291                                        object,292                                        new InlineConstructionMockContext(293                                                arguments, object.getClass(), parameterTypeNames));294                            }295                        }296                    } finally {297                        isSuspended.set(false);298                    }299                    return null;300                };301        bytecodeGenerator =302                new TypeCachingBytecodeGenerator(303                        new InlineBytecodeGenerator(304                                INSTRUMENTATION,305                                mocks,306                                mockedStatics,307                                isMockConstruction,308                                onConstruction),309                        true);310    }311    @Override312    public <T> T createMock(MockCreationSettings<T> settings, MockHandler handler) {313        return doCreateMock(settings, handler, false);314    }315    @Override316    public <T> Optional<T> createSpy(317            MockCreationSettings<T> settings, MockHandler handler, T object) {318        if (object == null) {319            throw new MockitoConfigurationException("Spy instance must not be null");320        }321        currentSpied.set(object);322        try {323            return Optional.ofNullable(doCreateMock(settings, handler, true));324        } finally {325            currentSpied.remove();326        }327    }328    private <T> T doCreateMock(329            MockCreationSettings<T> settings,330            MockHandler handler,331            boolean nullOnNonInlineConstruction) {332        Class<? extends T> type = createMockType(settings);333        try {334            T instance;335            if (settings.isUsingConstructor()) {336                instance =337                        new ConstructorInstantiator(338                                        settings.getOuterClassInstance() != null,339                                        settings.getConstructorArgs())340                                .newInstance(type);341            } else {342                try {343                    // We attempt to use the "native" mock maker first that avoids344                    // Objenesis and Unsafe345                    instance = newInstance(type);346                } catch (InstantiationException ignored) {347                    if (nullOnNonInlineConstruction) {348                        return null;349                    }350                    Instantiator instantiator =351                            Plugins.getInstantiatorProvider().getInstantiator(settings);352                    instance = instantiator.newInstance(type);353                }354            }355            MockMethodInterceptor mockMethodInterceptor =356                    new MockMethodInterceptor(handler, settings);357            mocks.put(instance, mockMethodInterceptor);358            if (instance instanceof MockAccess) {359                ((MockAccess) instance).setMockitoInterceptor(mockMethodInterceptor);360            }361            return instance;362        } catch (InstantiationException e) {363            throw new MockitoException(364                    "Unable to create mock instance of type '" + type.getSimpleName() + "'", e);365        }366    }367    @Override368    public <T> Class<? extends T> createMockType(MockCreationSettings<T> settings) {369        try {370            return bytecodeGenerator.mockClass(371                    MockFeatures.withMockFeatures(372                            settings.getTypeToMock(),373                            settings.getExtraInterfaces(),374                            settings.getSerializableMode(),375                            settings.isStripAnnotations()));376        } catch (Exception bytecodeGenerationFailed) {377            throw prettifyFailure(settings, bytecodeGenerationFailed);378        }379    }380    private <T> RuntimeException prettifyFailure(381            MockCreationSettings<T> mockFeatures, Exception generationFailed) {382        if (mockFeatures.getTypeToMock().isArray()) {383            throw new MockitoException(384                    join("Arrays cannot be mocked: " + mockFeatures.getTypeToMock() + ".", ""),385                    generationFailed);386        }387        if (Modifier.isFinal(mockFeatures.getTypeToMock().getModifiers())) {388            throw new MockitoException(389                    join(390                            "Mockito cannot mock this class: " + mockFeatures.getTypeToMock() + ".",391                            "Can not mock final classes with the following settings :",392                            " - explicit serialization (e.g. withSettings().serializable())",393                            " - extra interfaces (e.g. withSettings().extraInterfaces(...))",394                            "",395                            "You are seeing this disclaimer because Mockito is configured to create inlined mocks.",396                            "You can learn about inline mocks and their limitations under item #39 of the Mockito class javadoc.",397                            "",398                            "Underlying exception : " + generationFailed),399                    generationFailed);400        }401        if (Modifier.isPrivate(mockFeatures.getTypeToMock().getModifiers())) {402            throw new MockitoException(403                    join(404                            "Mockito cannot mock this class: " + mockFeatures.getTypeToMock() + ".",405                            "Most likely it is a private class that is not visible by Mockito",406                            "",407                            "You are seeing this disclaimer because Mockito is configured to create inlined mocks.",408                            "You can learn about inline mocks and their limitations under item #39 of the Mockito class javadoc.",409                            ""),410                    generationFailed);411        }412        throw new MockitoException(413                join(414                        "Mockito cannot mock this class: " + mockFeatures.getTypeToMock() + ".",415                        "",416                        "If you're not sure why you're getting this error, please report to the mailing list.",417                        "",418                        Platform.warnForVM(419                                "IBM J9 VM",420                                "Early IBM virtual machine are known to have issues with Mockito, please upgrade to an up-to-date version.\n",421                                "Hotspot",422                                Platform.isJava8BelowUpdate45()423                                        ? "Java 8 early builds have bugs that were addressed in Java 1.8.0_45, please update your JDK!\n"424                                        : ""),425                        Platform.describe(),426                        "",427                        "You are seeing this disclaimer because Mockito is configured to create inlined mocks.",428                        "You can learn about inline mocks and their limitations under item #39 of the Mockito class javadoc.",429                        "",430                        "Underlying exception : " + generationFailed),431                generationFailed);432    }433    @Override434    public MockHandler getHandler(Object mock) {435        MockMethodInterceptor interceptor;436        if (mock instanceof Class<?>) {437            Map<Class<?>, MockMethodInterceptor> interceptors = mockedStatics.get();438            interceptor = interceptors != null ? interceptors.get(mock) : null;439        } else {440            interceptor = mocks.get(mock);441        }442        if (interceptor == null) {443            return null;444        } else {445            return interceptor.handler;446        }447    }448    @Override449    public void resetMock(Object mock, MockHandler newHandler, MockCreationSettings settings) {450        MockMethodInterceptor mockMethodInterceptor =451                new MockMethodInterceptor(newHandler, settings);452        if (mock instanceof Class<?>) {453            Map<Class<?>, MockMethodInterceptor> interceptors = mockedStatics.get();454            if (interceptors == null || !interceptors.containsKey(mock)) {455                throw new MockitoException(456                        "Cannot reset "457                                + mock458                                + " which is not currently registered as a static mock");459            }460            interceptors.put((Class<?>) mock, mockMethodInterceptor);461        } else {462            if (!mocks.containsKey(mock)) {463                throw new MockitoException(464                        "Cannot reset " + mock + " which is not currently registered as a mock");465            }466            mocks.put(mock, mockMethodInterceptor);467            if (mock instanceof MockAccess) {468                ((MockAccess) mock).setMockitoInterceptor(mockMethodInterceptor);469            }470        }471    }472    @Override473    public void clearAllCaches() {474        clearAllMocks();475        bytecodeGenerator.clearAllCaches();476    }477    @Override478    public void clearMock(Object mock) {479        if (mock instanceof Class<?>) {480            for (Map<Class<?>, ?> entry : mockedStatics.getBackingMap().target.values()) {481                entry.remove(mock);482            }483        } else {484            mocks.remove(mock);485        }486    }487    @Override488    public void clearAllMocks() {489        mockedStatics.getBackingMap().clear();490        mocks.clear();491    }492    @Override493    public TypeMockability isTypeMockable(final Class<?> type) {494        return new TypeMockability() {495            @Override496            public boolean mockable() {497                return INSTRUMENTATION.isModifiableClass(type) && !EXCLUDES.contains(type);498            }499            @Override500            public String nonMockableReason() {501                if (mockable()) {502                    return "";503                }504                if (type.isPrimitive()) {505                    return "primitive type";506                }507                if (EXCLUDES.contains(type)) {508                    return "Cannot mock wrapper types, String.class or Class.class";509                }510                return "VM does not support modification of given type";511            }512        };513    }514    @Override515    public <T> StaticMockControl<T> createStaticMock(516            Class<T> type, MockCreationSettings<T> settings, MockHandler handler) {517        if (type == ConcurrentHashMap.class) {518            throw new MockitoException(519                    "It is not possible to mock static methods of ConcurrentHashMap "520                            + "to avoid infinitive loops within Mockito's implementation of static mock handling");521        } else if (type == Thread.class522                || type == System.class523                || type == Arrays.class524                || ClassLoader.class.isAssignableFrom(type)) {525            throw new MockitoException(526                    "It is not possible to mock static methods of "527                            + type.getName()528                            + " to avoid interfering with class loading what leads to infinite loops");529        }530        bytecodeGenerator.mockClassStatic(type);531        Map<Class<?>, MockMethodInterceptor> interceptors = mockedStatics.get();532        if (interceptors == null) {533            interceptors = new WeakHashMap<>();534            mockedStatics.set(interceptors);535        }536        return new InlineStaticMockControl<>(type, interceptors, settings, handler);537    }538    @Override539    public <T> ConstructionMockControl<T> createConstructionMock(540            Class<T> type,541            Function<MockedConstruction.Context, MockCreationSettings<T>> settingsFactory,542            Function<MockedConstruction.Context, MockHandler<T>> handlerFactory,543            MockedConstruction.MockInitializer<T> mockInitializer) {544        if (type == Object.class) {545            throw new MockitoException(546                    "It is not possible to mock construction of the Object class "547                            + "to avoid inference with default object constructor chains");548        } else if (type.isPrimitive() || Modifier.isAbstract(type.getModifiers())) {549            throw new MockitoException(550                    "It is not possible to construct primitive types or abstract types: "551                            + type.getName());552        }553        bytecodeGenerator.mockClassConstruction(type);554        Map<Class<?>, BiConsumer<Object, MockedConstruction.Context>> interceptors =555                mockedConstruction.get();556        if (interceptors == null) {557            interceptors = new WeakHashMap<>();558            mockedConstruction.set(interceptors);559        }560        return new InlineConstructionMockControl<>(561                type, settingsFactory, handlerFactory, mockInitializer, interceptors);562    }563    @Override564    @SuppressWarnings("unchecked")565    public <T> T newInstance(Class<T> cls) throws InstantiationException {566        Constructor<?>[] constructors = cls.getDeclaredConstructors();567        if (constructors.length == 0) {568            throw new InstantiationException(cls.getName() + " does not define a constructor");569        }570        Constructor<?> selected = constructors[0];571        for (Constructor<?> constructor : constructors) {572            if (Modifier.isPublic(constructor.getModifiers())) {573                selected = constructor;574                break;575            }576        }577        Class<?>[] types = selected.getParameterTypes();578        Object[] arguments = new Object[types.length];579        int index = 0;580        for (Class<?> type : types) {581            arguments[index++] = makeStandardArgument(type);582        }583        MemberAccessor accessor = Plugins.getMemberAccessor();584        try {585            return (T)586                    accessor.newInstance(587                            selected,588                            callback -> {589                                mockitoConstruction.set(true);590                                try {591                                    return callback.newInstance();592                                } finally {593                                    mockitoConstruction.set(false);594                                }595                            },596                            arguments);597        } catch (Exception e) {598            throw new InstantiationException("Could not instantiate " + cls.getName(), e);599        }600    }601    private Object makeStandardArgument(Class<?> type) {602        if (type == boolean.class) {603            return false;604        } else if (type == byte.class) {605            return (byte) 0;606        } else if (type == short.class) {607            return (short) 0;608        } else if (type == char.class) {609            return (char) 0;610        } else if (type == int.class) {611            return 0;612        } else if (type == long.class) {613            return 0L;614        } else if (type == float.class) {615            return 0f;616        } else if (type == double.class) {617            return 0d;618        } else {619            return null;620        }621    }622    private static class InlineStaticMockControl<T> implements StaticMockControl<T> {623        private final Class<T> type;624        private final Map<Class<?>, MockMethodInterceptor> interceptors;625        private final MockCreationSettings<T> settings;626        private final MockHandler handler;627        private InlineStaticMockControl(628                Class<T> type,629                Map<Class<?>, MockMethodInterceptor> interceptors,630                MockCreationSettings<T> settings,631                MockHandler handler) {632            this.type = type;633            this.interceptors = interceptors;634            this.settings = settings;635            this.handler = handler;636        }637        @Override638        public Class<T> getType() {639            return type;640        }641        @Override642        public void enable() {643            if (interceptors.putIfAbsent(type, new MockMethodInterceptor(handler, settings))644                    != null) {645                throw new MockitoException(646                        join(647                                "For "648                                        + type.getName()649                                        + ", static mocking is already registered in the current thread",650                                "",651                                "To create a new mock, the existing static mock registration must be deregistered"));652            }653        }654        @Override655        public void disable() {656            if (interceptors.remove(type) == null) {657                throw new MockitoException(658                        join(659                                "Could not deregister "660                                        + type.getName()661                                        + " as a static mock since it is not currently registered",662                                "",663                                "To register a static mock, use Mockito.mockStatic("664                                        + type.getSimpleName()665                                        + ".class)"));666            }667        }668    }669    private class InlineConstructionMockControl<T> implements ConstructionMockControl<T> {670        private final Class<T> type;671        private final Function<MockedConstruction.Context, MockCreationSettings<T>> settingsFactory;672        private final Function<MockedConstruction.Context, MockHandler<T>> handlerFactory;673        private final MockedConstruction.MockInitializer<T> mockInitializer;674        private final Map<Class<?>, BiConsumer<Object, MockedConstruction.Context>> interceptors;675        private final List<Object> all = new ArrayList<>();676        private int count;677        private InlineConstructionMockControl(678                Class<T> type,679                Function<MockedConstruction.Context, MockCreationSettings<T>> settingsFactory,680                Function<MockedConstruction.Context, MockHandler<T>> handlerFactory,681                MockedConstruction.MockInitializer<T> mockInitializer,682                Map<Class<?>, BiConsumer<Object, MockedConstruction.Context>> interceptors) {683            this.type = type;684            this.settingsFactory = settingsFactory;685            this.handlerFactory = handlerFactory;686            this.mockInitializer = mockInitializer;687            this.interceptors = interceptors;688        }689        @Override690        public Class<T> getType() {691            return type;692        }693        @Override694        public void enable() {695            if (interceptors.putIfAbsent(696                            type,697                            (object, context) -> {698                                ((InlineConstructionMockContext) context).count = ++count;699                                MockMethodInterceptor interceptor =700                                        new MockMethodInterceptor(701                                                handlerFactory.apply(context),702                                                settingsFactory.apply(context));703                                mocks.put(object, interceptor);704                                try {705                                    @SuppressWarnings("unchecked")706                                    T cast = (T) object;707                                    mockInitializer.prepare(cast, context);708                                } catch (Throwable t) {709                                    mocks.remove(object); // TODO: filter stack trace?710                                    throw new MockitoException(711                                            "Could not initialize mocked construction", t);712                                }713                                all.add(object);714                            })715                    != null) {716                throw new MockitoException(717                        join(718                                "For "719                                        + type.getName()720                                        + ", static mocking is already registered in the current thread",721                                "",722                                "To create a new mock, the existing static mock registration must be deregistered"));723            }724        }725        @Override726        public void disable() {727            if (interceptors.remove(type) == null) {728                throw new MockitoException(729                        join(730                                "Could not deregister "731                                        + type.getName()732                                        + " as a static mock since it is not currently registered",733                                "",734                                "To register a static mock, use Mockito.mockStatic("735                                        + type.getSimpleName()736                                        + ".class)"));737            }738            all.clear();739        }740        @Override741        @SuppressWarnings("unchecked")742        public List<T> getMocks() {743            return (List<T>) all;744        }745    }746    private static class InlineConstructionMockContext implements MockedConstruction.Context {747        private static final Map<String, Class<?>> PRIMITIVES = new HashMap<>();748        static {749            PRIMITIVES.put(boolean.class.getName(), boolean.class);750            PRIMITIVES.put(byte.class.getName(), byte.class);751            PRIMITIVES.put(short.class.getName(), short.class);752            PRIMITIVES.put(char.class.getName(), char.class);753            PRIMITIVES.put(int.class.getName(), int.class);754            PRIMITIVES.put(long.class.getName(), long.class);755            PRIMITIVES.put(float.class.getName(), float.class);756            PRIMITIVES.put(double.class.getName(), double.class);757        }758        private int count;759        private final Object[] arguments;760        private final Class<?> type;761        private final String[] parameterTypeNames;762        private InlineConstructionMockContext(763                Object[] arguments, Class<?> type, String[] parameterTypeNames) {764            this.arguments = arguments;765            this.type = type;766            this.parameterTypeNames = parameterTypeNames;767        }768        @Override769        public int getCount() {770            if (count == 0) {771                throw new MockitoConfigurationException(772                        "mocked construction context is not initialized");773            }774            return count;775        }776        @Override...

InlineConstructionMockContext

Using AI Code Generation

1import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker2InlineDelegateByteBuddyMockMaker.inlineConstructionMockContext()3import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker4InlineDelegateByteBuddyMockMaker.inlineDelegateByteBuddyMockMaker()5import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker6InlineDelegateByteBuddyMockMaker.inlineMockContext()7import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker8InlineDelegateByteBuddyMockMaker.inlineMockMaker()9import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker10InlineDelegateByteBuddyMockMaker.inlineMockMaker$default()11import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMak

InlineConstructionMockContext

Using AI Code Generation

1import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMaker;2import org.mockito.internal.creation.bytebuddy.InlineConstructionMockContext;3public class InlineConstructionMockContext {4    public static void main(String[] args) {5        InlineDelegateByteBuddyMockMaker mockMaker = new InlineDelegateByteBuddyMockMaker();6        InlineConstructionMockContext inlineConstructionMockContext = mockMaker.inlineConstructionMockContext();7        System.out.println(inlineConstructionMockContext);8    }9}

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