Unlock 30% off on Manual Testing Annual Plans this Holiday Season.

Copied to Clipboard!

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");

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.