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

Best Mockito code snippet using org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMakerTest.NonConstructableClass

Source:InlineDelegateByteBuddyMockMakerTest.java

...77                        });78    }79    @Test80    public void should_create_mock_from_non_constructable_class() throws Exception {81        MockCreationSettings<NonConstructableClass> settings =82                settingsFor(NonConstructableClass.class);83        NonConstructableClass proxy =84                mockMaker.createMock(85                        settings, new MockHandlerImpl<NonConstructableClass>(settings));86        assertThat(proxy.foo()).isEqualTo("bar");87    }88    @Test89    public void should_create_mock_from_final_class_in_the_JDK() throws Exception {90        MockCreationSettings<Pattern> settings = settingsFor(Pattern.class);91        Pattern proxy = mockMaker.createMock(settings, new MockHandlerImpl<Pattern>(settings));92        assertThat(proxy.pattern()).isEqualTo("bar");93    }94    @Test95    public void should_create_mock_from_abstract_class_with_final_method() throws Exception {96        MockCreationSettings<FinalMethodAbstractType> settings =97                settingsFor(FinalMethodAbstractType.class);98        FinalMethodAbstractType proxy =99                mockMaker.createMock(100                        settings, new MockHandlerImpl<FinalMethodAbstractType>(settings));101        assertThat(proxy.foo()).isEqualTo("bar");102        assertThat(proxy.bar()).isEqualTo("bar");103    }104    @Test105    public void should_create_mock_from_final_class_with_interface_methods() throws Exception {106        MockCreationSettings<FinalMethod> settings =107                settingsFor(FinalMethod.class, SampleInterface.class);108        FinalMethod proxy =109                mockMaker.createMock(settings, new MockHandlerImpl<FinalMethod>(settings));110        assertThat(proxy.foo()).isEqualTo("bar");111        assertThat(((SampleInterface) proxy).bar()).isEqualTo("bar");112    }113    @Test114    public void should_detect_non_overridden_generic_method_of_supertype() throws Exception {115        MockCreationSettings<GenericSubClass> settings = settingsFor(GenericSubClass.class);116        GenericSubClass proxy =117                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));118        assertThat(proxy.value()).isEqualTo("bar");119    }120    @Test121    public void should_create_mock_from_hashmap() throws Exception {122        MockCreationSettings<HashMap> settings = settingsFor(HashMap.class);123        HashMap proxy = mockMaker.createMock(settings, new MockHandlerImpl<HashMap>(settings));124        assertThat(proxy.get(null)).isEqualTo("bar");125    }126    @Test127    @SuppressWarnings("unchecked")128    public void should_throw_exception_redefining_unmodifiable_class() {129        MockCreationSettings settings = settingsFor(int.class);130        try {131            mockMaker.createMock(settings, new MockHandlerImpl(settings));132            fail("Expected a MockitoException");133        } catch (MockitoException e) {134            e.printStackTrace();135            assertThat(e).hasMessageContaining("Could not modify all classes");136        }137    }138    @Test139    @SuppressWarnings("unchecked")140    public void should_throw_exception_redefining_array() {141        int[] array = new int[5];142        MockCreationSettings<? extends int[]> settings = settingsFor(array.getClass());143        try {144            mockMaker.createMock(settings, new MockHandlerImpl(settings));145            fail("Expected a MockitoException");146        } catch (MockitoException e) {147            assertThat(e).hasMessageContaining("Arrays cannot be mocked");148        }149    }150    @Test151    public void should_create_mock_from_enum() throws Exception {152        MockCreationSettings<EnumClass> settings = settingsFor(EnumClass.class);153        EnumClass proxy = mockMaker.createMock(settings, new MockHandlerImpl<EnumClass>(settings));154        assertThat(proxy.foo()).isEqualTo("bar");155    }156    @Test157    public void should_fail_at_creating_a_mock_of_a_final_class_with_explicit_serialization()158            throws Exception {159        MockCreationSettings<FinalClass> settings =160                new CreationSettings<FinalClass>()161                        .setTypeToMock(FinalClass.class)162                        .setSerializableMode(SerializableMode.BASIC);163        try {164            mockMaker.createMock(settings, new MockHandlerImpl<FinalClass>(settings));165            fail("Expected a MockitoException");166        } catch (MockitoException e) {167            assertThat(e)168                    .hasMessageContaining("Unsupported settings")169                    .hasMessageContaining("serialization")170                    .hasMessageContaining("extra interfaces");171        }172    }173    @Test174    public void should_fail_at_creating_a_mock_of_a_final_class_with_extra_interfaces()175            throws Exception {176        MockCreationSettings<FinalClass> settings =177                new CreationSettings<FinalClass>()178                        .setTypeToMock(FinalClass.class)179                        .setExtraInterfaces(Sets.<Class<?>>newSet(List.class));180        try {181            mockMaker.createMock(settings, new MockHandlerImpl<FinalClass>(settings));182            fail("Expected a MockitoException");183        } catch (MockitoException e) {184            assertThat(e)185                    .hasMessageContaining("Unsupported settings")186                    .hasMessageContaining("serialization")187                    .hasMessageContaining("extra interfaces");188        }189    }190    @Test191    public void should_mock_interface() {192        MockSettingsImpl<Set> mockSettings = new MockSettingsImpl<Set>();193        mockSettings.setTypeToMock(Set.class);194        mockSettings.defaultAnswer(new Returns(10));195        Set<?> proxy = mockMaker.createMock(mockSettings, new MockHandlerImpl<Set>(mockSettings));196        assertThat(proxy.size()).isEqualTo(10);197    }198    @Test199    public void should_mock_interface_to_string() {200        MockSettingsImpl<Set> mockSettings = new MockSettingsImpl<Set>();201        mockSettings.setTypeToMock(Set.class);202        mockSettings.defaultAnswer(new Returns("foo"));203        Set<?> proxy = mockMaker.createMock(mockSettings, new MockHandlerImpl<Set>(mockSettings));204        assertThat(proxy.toString()).isEqualTo("foo");205    }206    /**207     * @see <a href="https://github.com/mockito/mockito/issues/2154">https://github.com/mockito/mockito/issues/2154</a>208     */209    @Test210    public void should_mock_class_to_string() {211        MockSettingsImpl<Object> mockSettings = new MockSettingsImpl<Object>();212        mockSettings.setTypeToMock(Object.class);213        mockSettings.defaultAnswer(new Returns("foo"));214        Object proxy =215                mockMaker.createMock(mockSettings, new MockHandlerImpl<Object>(mockSettings));216        assertThat(proxy.toString()).isEqualTo("foo");217    }218    @Test219    public void should_leave_causing_stack() throws Exception {220        MockSettingsImpl<ExceptionThrowingClass> settings = new MockSettingsImpl<>();221        settings.setTypeToMock(ExceptionThrowingClass.class);222        settings.defaultAnswer(Answers.CALLS_REAL_METHODS);223        Optional<ExceptionThrowingClass> proxy =224                mockMaker.createSpy(225                        settings, new MockHandlerImpl<>(settings), new ExceptionThrowingClass());226        StackTraceElement[] returnedStack = null;227        try {228            proxy.get().throwException();229        } catch (IOException ex) {230            returnedStack = ex.getStackTrace();231        }232        assertNotNull("Stack trace from mockito expected", returnedStack);233        assertEquals(ExceptionThrowingClass.class.getName(), returnedStack[0].getClassName());234        assertEquals("internalThrowException", returnedStack[0].getMethodName());235    }236    @Test237    public void should_remove_recursive_self_call_from_stack_trace() throws Exception {238        StackTraceElement[] stack =239                new StackTraceElement[] {240                    new StackTraceElement("foo", "", "", -1),241                    new StackTraceElement(SampleInterface.class.getName(), "", "", -1),242                    new StackTraceElement("qux", "", "", -1),243                    new StackTraceElement("bar", "", "", -1),244                    new StackTraceElement("baz", "", "", -1)245                };246        Throwable throwable = new Throwable();247        throwable.setStackTrace(stack);248        throwable = MockMethodAdvice.hideRecursiveCall(throwable, 2, SampleInterface.class);249        assertThat(throwable.getStackTrace())250                .isEqualTo(251                        new StackTraceElement[] {252                            new StackTraceElement("foo", "", "", -1),253                            new StackTraceElement("bar", "", "", -1),254                            new StackTraceElement("baz", "", "", -1)255                        });256    }257    @Test258    public void should_handle_missing_or_inconsistent_stack_trace() throws Exception {259        Throwable throwable = new Throwable();260        throwable.setStackTrace(new StackTraceElement[0]);261        assertThat(MockMethodAdvice.hideRecursiveCall(throwable, 0, SampleInterface.class))262                .isSameAs(throwable);263    }264    @Test265    public void should_provide_reason_for_wrapper_class() {266        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(Integer.class);267        assertThat(mockable.nonMockableReason())268                .isEqualTo("Cannot mock wrapper types, String.class or Class.class");269    }270    @Test271    public void should_provide_reason_for_vm_unsupported() {272        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(int[].class);273        assertThat(mockable.nonMockableReason())274                .isEqualTo("VM does not support modification of given type");275    }276    @Test277    public void should_mock_method_of_package_private_class() throws Exception {278        MockCreationSettings<NonPackagePrivateSubClass> settings =279                settingsFor(NonPackagePrivateSubClass.class);280        NonPackagePrivateSubClass proxy =281                mockMaker.createMock(282                        settings, new MockHandlerImpl<NonPackagePrivateSubClass>(settings));283        assertThat(proxy.value()).isEqualTo("bar");284    }285    @Test286    public void is_type_mockable_excludes_String() {287        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(String.class);288        assertThat(mockable.mockable()).isFalse();289        assertThat(mockable.nonMockableReason())290                .contains("Cannot mock wrapper types, String.class or Class.class");291    }292    @Test293    public void is_type_mockable_excludes_Class() {294        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(Class.class);295        assertThat(mockable.mockable()).isFalse();296        assertThat(mockable.nonMockableReason())297                .contains("Cannot mock wrapper types, String.class or Class.class");298    }299    @Test300    public void is_type_mockable_excludes_primitive_classes() {301        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(int.class);302        assertThat(mockable.mockable()).isFalse();303        assertThat(mockable.nonMockableReason()).contains("primitive");304    }305    @Test306    public void is_type_mockable_allows_anonymous() {307        Observer anonymous =308                new Observer() {309                    @Override310                    public void update(Observable o, Object arg) {}311                };312        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(anonymous.getClass());313        assertThat(mockable.mockable()).isTrue();314        assertThat(mockable.nonMockableReason()).contains("");315    }316    @Test317    public void is_type_mockable_give_empty_reason_if_type_is_mockable() {318        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(SomeClass.class);319        assertThat(mockable.mockable()).isTrue();320        assertThat(mockable.nonMockableReason()).isEqualTo("");321    }322    @Test323    public void is_type_mockable_give_allow_final_mockable_from_JDK() {324        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(Pattern.class);325        assertThat(mockable.mockable()).isTrue();326        assertThat(mockable.nonMockableReason()).isEqualTo("");327    }328    @Test329    public void test_parameters_retention() throws Exception {330        assumeTrue(ClassFileVersion.ofThisVm().isAtLeast(JAVA_V8));331        Class<?> typeWithParameters =332                new ByteBuddy()333                        .subclass(Object.class)334                        .defineMethod("foo", void.class, Visibility.PUBLIC)335                        .withParameter(String.class, "bar")336                        .intercept(StubMethod.INSTANCE)337                        .make()338                        .load(null)339                        .getLoaded();340        MockCreationSettings<?> settings = settingsFor(typeWithParameters);341        @SuppressWarnings("unchecked")342        Object proxy = mockMaker.createMock(settings, new MockHandlerImpl(settings));343        assertThat(proxy.getClass()).isEqualTo(typeWithParameters);344        assertThat(345                        new TypeDescription.ForLoadedType(typeWithParameters)346                                .getDeclaredMethods()347                                .filter(named("foo"))348                                .getOnly()349                                .getParameters()350                                .getOnly()351                                .getName())352                .isEqualTo("bar");353    }354    @Test355    public void test_constant_dynamic_compatibility() throws Exception {356        assumeTrue(ClassFileVersion.ofThisVm().isAtLeast(JAVA_V11));357        Class<?> typeWithCondy =358                new ByteBuddy()359                        .subclass(Callable.class)360                        .method(named("call"))361                        .intercept(FixedValue.value(JavaConstant.Dynamic.ofNullConstant()))362                        .make()363                        .load(null)364                        .getLoaded();365        MockCreationSettings<?> settings = settingsFor(typeWithCondy);366        @SuppressWarnings("unchecked")367        Object proxy = mockMaker.createMock(settings, new MockHandlerImpl(settings));368        assertThat(proxy.getClass()).isEqualTo(typeWithCondy);369    }370    @Test371    public void test_clear_mock_clears_handler() {372        MockCreationSettings<GenericSubClass> settings = settingsFor(GenericSubClass.class);373        GenericSubClass proxy =374                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));375        assertThat(mockMaker.getHandler(proxy)).isNotNull();376        // when377        mockMaker.clearMock(proxy);378        // then379        assertThat(mockMaker.getHandler(proxy)).isNull();380    }381    @Test382    public void test_clear_all_mock_clears_handler() {383        MockCreationSettings<GenericSubClass> settings = settingsFor(GenericSubClass.class);384        GenericSubClass proxy1 =385                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));386        assertThat(mockMaker.getHandler(proxy1)).isNotNull();387        settings = settingsFor(GenericSubClass.class);388        GenericSubClass proxy2 =389                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));390        assertThat(mockMaker.getHandler(proxy1)).isNotNull();391        // when392        mockMaker.clearAllMocks();393        // then394        assertThat(mockMaker.getHandler(proxy1)).isNull();395        assertThat(mockMaker.getHandler(proxy2)).isNull();396    }397    private static <T> MockCreationSettings<T> settingsFor(398            Class<T> type, Class<?>... extraInterfaces) {399        MockSettingsImpl<T> mockSettings = new MockSettingsImpl<T>();400        mockSettings.setTypeToMock(type);401        mockSettings.defaultAnswer(new Returns("bar"));402        if (extraInterfaces.length > 0) mockSettings.extraInterfaces(extraInterfaces);403        return mockSettings;404    }405    @Test406    public void testMockDispatcherIsRelocated() throws Exception {407        assertThat(408                        InlineByteBuddyMockMaker.class409                                .getClassLoader()410                                .getResource(411                                        "org/mockito/internal/creation/bytebuddy/inject/MockMethodDispatcher.raw"))412                .isNotNull();413    }414    private static final class FinalClass {415        public String foo() {416            return "foo";417        }418    }419    private static final class FinalSpy {420        private final String aString;421        private final boolean aBoolean;422        private final byte aByte;423        private final short aShort;424        private final char aChar;425        private final int anInt;426        private final long aLong;427        private final float aFloat;428        private final double aDouble;429        private FinalSpy(430                String aString,431                boolean aBoolean,432                byte aByte,433                short aShort,434                char aChar,435                int anInt,436                long aLong,437                float aFloat,438                double aDouble) {439            this.aString = aString;440            this.aBoolean = aBoolean;441            this.aByte = aByte;442            this.aShort = aShort;443            this.aChar = aChar;444            this.anInt = anInt;445            this.aLong = aLong;446            this.aFloat = aFloat;447            this.aDouble = aDouble;448        }449    }450    private static class NonConstructableClass {451        private NonConstructableClass() {452            throw new AssertionError();453        }454        public String foo() {455            return "foo";456        }457    }458    private enum EnumClass {459        INSTANCE;460        public String foo() {461            return "foo";462        }463    }464    private abstract static class FinalMethodAbstractType {465        public final String foo() {...

NonConstructableClass

Using AI Code Generation

1NonConstructableClass mock = mock(NonConstructableClass.class);2when(mock.someMethod()).thenReturn("hello world");3assertEquals("hello world", mock.someMethod());4NonConstructableClass mock = mock(NonConstructableClass.class);5when(mock.someMethod()).thenReturn("hello world");6assertEquals("hello world", mock.someMethod());7NonConstructableClass mock = mock(NonConstructableClass.class);8when(mock.someMethod()).thenReturn("hello world");9assertEquals("hello world", mock.someMethod());10NonConstructableClass mock = mock(NonConstructableClass.class);11when(mock.someMethod()).thenReturn("hello world");12assertEquals("hello world", mock.someMethod());13NonConstructableClass mock = mock(NonConstructableClass.class);14when(mock.someMethod()).thenReturn("hello world");15assertEquals("hello world", mock.someMethod());16NonConstructableClass mock = mock(NonConstructableClass.class);17when(mock.someMethod()).thenReturn("hello world");18assertEquals("hello world", mock.someMethod());19NonConstructableClass mock = mock(NonConstructableClass.class);20when(mock.someMethod()).thenReturn("hello world");21assertEquals("hello world", mock.someMethod());22NonConstructableClass mock = mock(NonConstructableClass.class);23when(mock.someMethod()).thenReturn("hello world");24assertEquals("hello world", mock.someMethod());25NonConstructableClass mock = mock(NonConstruct

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