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

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

Source:InlineDelegateByteBuddyMockMakerTest.java

...218        Optional<ExceptionThrowingClass> proxy =219                mockMaker.createSpy(220                        settings, new MockHandlerImpl<>(settings), new ExceptionThrowingClass());221        StackTraceElement[] returnedStack =222                assertThrows(IOException.class, () -> proxy.get().throwException()).getStackTrace();223        assertNotNull("Stack trace from mockito expected", returnedStack);224        List<StackTraceElement> exceptionClassElements =225                Arrays.stream(returnedStack)226                        .filter(227                                element ->228                                        element.getClassName()229                                                .equals(ExceptionThrowingClass.class.getName()))230                        .collect(Collectors.toList());231        assertEquals(3, exceptionClassElements.size());232        assertEquals("internalThrowException", exceptionClassElements.get(0).getMethodName());233        assertEquals("internalThrowException", exceptionClassElements.get(1).getMethodName());234        assertEquals("throwException", exceptionClassElements.get(2).getMethodName());235    }236    @Test237    public void should_leave_causing_stack_with_two_spies() throws Exception {238        // given239        MockSettingsImpl<ExceptionThrowingClass> settingsEx = new MockSettingsImpl<>();240        settingsEx.setTypeToMock(ExceptionThrowingClass.class);241        settingsEx.defaultAnswer(Answers.CALLS_REAL_METHODS);242        Optional<ExceptionThrowingClass> proxyEx =243                mockMaker.createSpy(244                        settingsEx,245                        new MockHandlerImpl<>(settingsEx),246                        new ExceptionThrowingClass());247        MockSettingsImpl<WrapperClass> settingsWr = new MockSettingsImpl<>();248        settingsWr.setTypeToMock(WrapperClass.class);249        settingsWr.defaultAnswer(Answers.CALLS_REAL_METHODS);250        Optional<WrapperClass> proxyWr =251                mockMaker.createSpy(252                        settingsWr, new MockHandlerImpl<>(settingsWr), new WrapperClass());253        // when254        IOException ex =255                assertThrows(IOException.class, () -> proxyWr.get().callWrapped(proxyEx.get()));256        List<StackTraceElement> wrapperClassElements =257                Arrays.stream(ex.getStackTrace())258                        .filter(259                                element ->260                                        element.getClassName().equals(WrapperClass.class.getName()))261                        .collect(Collectors.toList());262        // then263        assertEquals(1, wrapperClassElements.size());264        assertEquals("callWrapped", wrapperClassElements.get(0).getMethodName());265    }266    @Test267    public void should_remove_recursive_self_call_from_stack_trace() throws Exception {268        StackTraceElement[] stack =269                new StackTraceElement[] {270                    new StackTraceElement("foo", "", "", -1),271                    new StackTraceElement(SampleInterface.class.getName(), "", "", 15),272                    new StackTraceElement("qux", "", "", -1),273                    new StackTraceElement("bar", "", "", -1),274                    new StackTraceElement(SampleInterface.class.getName(), "", "", 15),275                    new StackTraceElement("baz", "", "", -1)276                };277        Throwable throwable = new Throwable();278        throwable.setStackTrace(stack);279        throwable = MockMethodAdvice.removeRecursiveCalls(throwable, SampleInterface.class);280        assertThat(throwable.getStackTrace())281                .isEqualTo(282                        new StackTraceElement[] {283                            new StackTraceElement("foo", "", "", -1),284                            new StackTraceElement("qux", "", "", -1),285                            new StackTraceElement("bar", "", "", -1),286                            new StackTraceElement(SampleInterface.class.getName(), "", "", 15),287                            new StackTraceElement("baz", "", "", -1)288                        });289    }290    @Test291    public void should_handle_missing_or_inconsistent_stack_trace() {292        Throwable throwable = new Throwable();293        throwable.setStackTrace(new StackTraceElement[0]);294        assertThat(MockMethodAdvice.removeRecursiveCalls(throwable, SampleInterface.class))295                .isSameAs(throwable);296    }297    @Test298    public void should_provide_reason_for_wrapper_class() {299        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(Integer.class);300        assertThat(mockable.nonMockableReason())301                .isEqualTo("Cannot mock wrapper types, String.class or Class.class");302    }303    @Test304    public void should_provide_reason_for_vm_unsupported() {305        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(int[].class);306        assertThat(mockable.nonMockableReason())307                .isEqualTo("VM does not support modification of given type");308    }309    @Test310    public void should_mock_method_of_package_private_class() throws Exception {311        MockCreationSettings<NonPackagePrivateSubClass> settings =312                settingsFor(NonPackagePrivateSubClass.class);313        NonPackagePrivateSubClass proxy =314                mockMaker.createMock(315                        settings, new MockHandlerImpl<NonPackagePrivateSubClass>(settings));316        assertThat(proxy.value()).isEqualTo("bar");317    }318    @Test319    public void is_type_mockable_excludes_String() {320        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(String.class);321        assertThat(mockable.mockable()).isFalse();322        assertThat(mockable.nonMockableReason())323                .contains("Cannot mock wrapper types, String.class or Class.class");324    }325    @Test326    public void is_type_mockable_excludes_Class() {327        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(Class.class);328        assertThat(mockable.mockable()).isFalse();329        assertThat(mockable.nonMockableReason())330                .contains("Cannot mock wrapper types, String.class or Class.class");331    }332    @Test333    public void is_type_mockable_excludes_primitive_classes() {334        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(int.class);335        assertThat(mockable.mockable()).isFalse();336        assertThat(mockable.nonMockableReason()).contains("primitive");337    }338    @Test339    public void is_type_mockable_allows_anonymous() {340        Observer anonymous =341                new Observer() {342                    @Override343                    public void update(Observable o, Object arg) {}344                };345        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(anonymous.getClass());346        assertThat(mockable.mockable()).isTrue();347        assertThat(mockable.nonMockableReason()).contains("");348    }349    @Test350    public void is_type_mockable_give_empty_reason_if_type_is_mockable() {351        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(SomeClass.class);352        assertThat(mockable.mockable()).isTrue();353        assertThat(mockable.nonMockableReason()).isEqualTo("");354    }355    @Test356    public void is_type_mockable_give_allow_final_mockable_from_JDK() {357        MockMaker.TypeMockability mockable = mockMaker.isTypeMockable(Pattern.class);358        assertThat(mockable.mockable()).isTrue();359        assertThat(mockable.nonMockableReason()).isEqualTo("");360    }361    @Test362    public void test_parameters_retention() throws Exception {363        assumeTrue(ClassFileVersion.ofThisVm().isAtLeast(JAVA_V8));364        Class<?> typeWithParameters =365                new ByteBuddy()366                        .subclass(Object.class)367                        .defineMethod("foo", void.class, Visibility.PUBLIC)368                        .withParameter(String.class, "bar")369                        .intercept(StubMethod.INSTANCE)370                        .make()371                        .load(null)372                        .getLoaded();373        MockCreationSettings<?> settings = settingsFor(typeWithParameters);374        @SuppressWarnings("unchecked")375        Object proxy = mockMaker.createMock(settings, new MockHandlerImpl(settings));376        assertThat(proxy.getClass()).isEqualTo(typeWithParameters);377        assertThat(378                        new TypeDescription.ForLoadedType(typeWithParameters)379                                .getDeclaredMethods()380                                .filter(named("foo"))381                                .getOnly()382                                .getParameters()383                                .getOnly()384                                .getName())385                .isEqualTo("bar");386    }387    @Test388    public void test_constant_dynamic_compatibility() throws Exception {389        assumeTrue(ClassFileVersion.ofThisVm().isAtLeast(JAVA_V11));390        Class<?> typeWithCondy =391                new ByteBuddy()392                        .subclass(Callable.class)393                        .method(named("call"))394                        .intercept(FixedValue.value(JavaConstant.Dynamic.ofNullConstant()))395                        .make()396                        .load(null)397                        .getLoaded();398        MockCreationSettings<?> settings = settingsFor(typeWithCondy);399        @SuppressWarnings("unchecked")400        Object proxy = mockMaker.createMock(settings, new MockHandlerImpl(settings));401        assertThat(proxy.getClass()).isEqualTo(typeWithCondy);402    }403    @Test404    public void test_clear_mock_clears_handler() {405        MockCreationSettings<GenericSubClass> settings = settingsFor(GenericSubClass.class);406        GenericSubClass proxy =407                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));408        assertThat(mockMaker.getHandler(proxy)).isNotNull();409        // when410        mockMaker.clearMock(proxy);411        // then412        assertThat(mockMaker.getHandler(proxy)).isNull();413    }414    @Test415    public void test_clear_all_mock_clears_handler() {416        MockCreationSettings<GenericSubClass> settings = settingsFor(GenericSubClass.class);417        GenericSubClass proxy1 =418                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));419        assertThat(mockMaker.getHandler(proxy1)).isNotNull();420        settings = settingsFor(GenericSubClass.class);421        GenericSubClass proxy2 =422                mockMaker.createMock(settings, new MockHandlerImpl<GenericSubClass>(settings));423        assertThat(mockMaker.getHandler(proxy1)).isNotNull();424        // when425        mockMaker.clearAllMocks();426        // then427        assertThat(mockMaker.getHandler(proxy1)).isNull();428        assertThat(mockMaker.getHandler(proxy2)).isNull();429    }430    protected static <T> MockCreationSettings<T> settingsFor(431            Class<T> type, Class<?>... extraInterfaces) {432        MockSettingsImpl<T> mockSettings = new MockSettingsImpl<T>();433        mockSettings.setTypeToMock(type);434        mockSettings.defaultAnswer(new Returns("bar"));435        if (extraInterfaces.length > 0) mockSettings.extraInterfaces(extraInterfaces);436        return mockSettings;437    }438    @Test439    public void testMockDispatcherIsRelocated() throws Exception {440        assertThat(441                        InlineByteBuddyMockMaker.class442                                .getClassLoader()443                                .getResource(444                                        "org/mockito/internal/creation/bytebuddy/inject/MockMethodDispatcher.raw"))445                .isNotNull();446    }447    private static final class FinalClass {448        public String foo() {449            return "foo";450        }451    }452    private static final class FinalSpy {453        private final String aString;454        private final boolean aBoolean;455        private final byte aByte;456        private final short aShort;457        private final char aChar;458        private final int anInt;459        private final long aLong;460        private final float aFloat;461        private final double aDouble;462        private FinalSpy(463                String aString,464                boolean aBoolean,465                byte aByte,466                short aShort,467                char aChar,468                int anInt,469                long aLong,470                float aFloat,471                double aDouble) {472            this.aString = aString;473            this.aBoolean = aBoolean;474            this.aByte = aByte;475            this.aShort = aShort;476            this.aChar = aChar;477            this.anInt = anInt;478            this.aLong = aLong;479            this.aFloat = aFloat;480            this.aDouble = aDouble;481        }482    }483    private static class NonConstructableClass {484        private NonConstructableClass() {485            throw new AssertionError();486        }487        public String foo() {488            return "foo";489        }490    }491    private enum EnumClass {492        INSTANCE;493        public String foo() {494            return "foo";495        }496    }497    private abstract static class FinalMethodAbstractType {498        public final String foo() {499            return "foo";500        }501        public abstract String bar();502    }503    private static class FinalMethod {504        public final String foo() {505            return "foo";506        }507    }508    private interface SampleInterface {509        String bar();510    }511    /*package-private*/ abstract class PackagePrivateSuperClass {512        public abstract String indirect();513        public String value() {514            return indirect() + "qux";515        }516    }517    public class NonPackagePrivateSubClass extends PackagePrivateSuperClass {518        @Override519        public String indirect() {520            return "foo";521        }522    }523    public static class GenericClass<T> {524        public T value() {525            return null;526        }527    }528    public static class WrapperClass {529        public void callWrapped(ExceptionThrowingClass exceptionThrowingClass) throws IOException {530            exceptionThrowingClass.throwException();531        }532    }533    public static class GenericSubClass extends GenericClass<String> {}534    public static class ExceptionThrowingClass {535        public IOException getException() {536            try {537                throwException();538            } catch (IOException ex) {539                return ex;540            }541            return null;542        }543        public void throwException() throws IOException {544            internalThrowException(1);545        }546        void internalThrowException(int test) throws IOException {547            // some lines of code, so the exception is not thrown in the first line of the method548            int i = 0;549            if (test != i) {550                throw new IOException("fatal");551            }552        }553    }554}...

throwException

Using AI Code Generation

1    public void testInlineDelegateMockMaker() {2        InlineDelegateByteBuddyMockMaker mockMaker = new InlineDelegateByteBuddyMockMaker();3        final MockCreationSettings<InlineDelegateByteBuddyMockMakerTest> settings = new MockCreationSettings<InlineDelegateByteBuddyMockMakerTest>() {4            public Class<InlineDelegateByteBuddyMockMakerTest> getTypeToMock() {5                return InlineDelegateByteBuddyMockMakerTest.class;6            }7            public List<Answer> getAnswers() {8                return Collections.emptyList();9            }10            public MockName getName() {11                return new MockName() {12                    public String toString() {13                        return "mock";14                    }15                    public String getName() {16                        return "mock";17                    }18                };19            }20            public MockHandler getMockHandler() {21                return new MockHandler() {22                    public Object handle(Invocation invocation) throws Throwable {23                        return null;24                    }25                };26            }27            public InvocationContainer getInvocationContainer() {28                return null;29            }30            public MockFeatures getMockFeatures() {31                return new MockFeatures() {32                    public boolean isSerializable() {33                        return false;34                    }35                    public boolean isMockitoMock() {36                        return false;37                    }38                    public boolean isSpy() {39                        return false;40                    }41                    public boolean isDefaultAnswerUsed() {42                        return false;43                    }44                    public boolean isSerializableMode() {45                        return false;46                    }47                    public boolean isInlineMock() {48                        return true;49                    }50                };51            }52            public Object getDefaultAnswer() {53                return null;54            }55            public Object getExtraInterfaces() {56                return null;57            }58            public Object getSpiedInstance() {59                return null;60            }61            public Object getStubbableRealMethod() {62                return null;63            }64            public Object getInvocationListeners() {65                return null;66            }67            public Object getStubOnly() {68                return null;69            }70            public Object getSerializableMode() {71                return null;72            }73            public Object getReset() {74                return null;75            }76            public Object getStripAnnotations() {77                return null;78            }79            public Object getMockSettings() {80                return null;81            }82        };83        Object mock = mockMaker.createMock(settings, new MockHandler() {84            public Object handle(Invocation invocation) throws Throwable {85                return null;86            }87        });88        mockMaker.throwException(new RuntimeException("test

throwException

Using AI Code Generation

1import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMakerTest2class Test {3    def test() {4        InlineDelegateByteBuddyMockMakerTest.throwException()5    }6}

throwException

Using AI Code Generation

1import org.mockito.internal.creation.bytebuddy.InlineDelegateByteBuddyMockMakerTest2class Test {3    def test() {4        InlineDelegateByteBuddyMockMakerTest.throwException()5    }6}

throwException

Using AI Code Generation

1     24:     public void should_throw_exception() throws Exception {2     26:         InlineDelegateByteBuddyMockMakerTest test = mock(InlineDelegateByteBuddyMockMakerTest.class);3     27:         test.throwException();4     28:     }5     31:     public void should_throw_exception_with_message() throws Exception {6     33:         InlineDelegateByteBuddyMockMakerTest test = mock(InlineDelegateByteBuddyMockMakerTest.class);7     34:         test.throwExceptionWithMessage("message");8     35:     }9     38:     public void should_throw_exception_with_cause() throws Exception {

throwException

Using AI Code Generation

1I have tried to use the following         InlineDelegateByteBuddyMockMakerTest test = mock(InlineDelegateByteBuddyMockMakerTest.class);2     41:         test.throwExceptionWithCause(new RuntimeException("cause"));3     42:     }4     45:     public void should_throw_exception_with_message_and_cause() throws Exception {5     47:         InlineDelegateByteBuddyMockMakerTest test = mock(InlineDelegateByteBuddyMockMakerTest.class);6     48:         test.throwExceptionWithMessageAndCause("message", new RuntimeException("cause"));7     49:     }8     52:     public void should_throw_assertion_error() throws Exception {9     54:         InlineDelegateByteBuddyMockMakerTest test = mock(InlineDelegateByteBuddyMockMakerTest.class);10     55:         test.throwAssertionError();11     56:     }12     59:     public void should_throw_assertion_error_with_message() throws Exception {13     61:         InlineDelegateByteBuddyMockMakerTest test = mock(InlineDelegateByteBuddyMockMakerTest.class);14     62:         test.throwAssertionErrorWithMessage("message");

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