How to use answer method of org.mockito.stubbing.Answer class

Best Mockito code snippet using org.mockito.stubbing.Answer.answer

Source:BDDMockito.java

...62        63        /**64         * See original {@link OngoingStubbing#thenAnswer(Answer)}65         */66        BDDMyOngoingStubbing<T> willAnswer(Answer<?> answer);67        68        /**69         * See original {@link OngoingStubbing#thenReturn(Object)}70         */71        BDDMyOngoingStubbing<T> willReturn(T value);72        73        /**74         * See original {@link OngoingStubbing#thenReturn(Object, Object...)}75         */76        BDDMyOngoingStubbing<T> willReturn(T value, T... values);77        78        /**79         * See original {@link OngoingStubbing#thenThrow(Throwable...)}80         */81        BDDMyOngoingStubbing<T> willThrow(Throwable... throwables);8283        /**84         * See original {@link OngoingStubbing#thenCallRealMethod()}85         */86        BDDMyOngoingStubbing<T> willCallRealMethod();87    }88    89    public static class BDDOngoingStubbingImpl<T> implements BDDMyOngoingStubbing<T> {9091        private final OngoingStubbing<T> mockitoOngoingStubbing;9293        public BDDOngoingStubbingImpl(OngoingStubbing<T> ongoingStubbing) {94            this.mockitoOngoingStubbing = ongoingStubbing;95        }9697        /* (non-Javadoc)98         * @see org.mockitousage.customization.BDDMockito.BDDMyOngoingStubbing#willAnswer(org.mockito.stubbing.Answer)99         */100        public BDDMyOngoingStubbing<T> willAnswer(Answer<?> answer) {101            return new BDDOngoingStubbingImpl<T>(mockitoOngoingStubbing.thenAnswer(answer));102        }103104        /* (non-Javadoc)105         * @see org.mockitousage.customization.BDDMockito.BDDMyOngoingStubbing#willReturn(java.lang.Object)106         */107        public BDDMyOngoingStubbing<T> willReturn(T value) {108            return new BDDOngoingStubbingImpl<T>(mockitoOngoingStubbing.thenReturn(value));109        }110111        /* (non-Javadoc)112         * @see org.mockitousage.customization.BDDMockito.BDDMyOngoingStubbing#willReturn(java.lang.Object, T[])113         */114        public BDDMyOngoingStubbing<T> willReturn(T value, T... values) {115            return new BDDOngoingStubbingImpl<T>(mockitoOngoingStubbing.thenReturn(value, values));116        }117118        /* (non-Javadoc)119         * @see org.mockitousage.customization.BDDMockito.BDDMyOngoingStubbing#willThrow(java.lang.Throwable[])120         */121        public BDDMyOngoingStubbing<T> willThrow(Throwable... throwables) {122            return new BDDOngoingStubbingImpl<T>(mockitoOngoingStubbing.thenThrow(throwables));123        }124125        public BDDMyOngoingStubbing<T> willCallRealMethod() {126            return new BDDOngoingStubbingImpl<T>(mockitoOngoingStubbing.thenCallRealMethod());127        }128    }129    130    /**131     * see original {@link Mockito#when(Object)}132     */133    public static <T> BDDMyOngoingStubbing<T> given(T methodCall) {134        return new BDDOngoingStubbingImpl<T>(Mockito.when(methodCall));135    }136    137    /**138     * See original {@link Stubber}139     */140    public static interface BDDStubber {141        /**142         * See original {@link Stubber#doAnswer(Answer)}143         */144        BDDStubber willAnswer(Answer answer);145        146        /**147         * See original {@link Stubber#doNothing()}148         */149        BDDStubber willNothing();150        151        /**152         * See original {@link Stubber#doReturn(Object)}153         */154        BDDStubber willReturn(Object toBeReturned);155        156        /**157         * See original {@link Stubber#doThrow(Throwable)}158         */159        BDDStubber willThrow(Throwable toBeThrown);160        161        /**162         * See original {@link Stubber#when(Object)}163         */164        <T> T given(T mock);165    }166    167    public static class BDDStubberImpl implements BDDStubber {168169        private final Stubber mockitoStubber;170171        public BDDStubberImpl(Stubber mockitoStubber) {172            this.mockitoStubber = mockitoStubber;173        }174175        /* (non-Javadoc)176         * @see org.mockitousage.customization.BDDMockito.BDDStubber#given(java.lang.Object)177         */178        public <T> T given(T mock) {179            return mockitoStubber.when(mock);180        }181182        /* (non-Javadoc)183         * @see org.mockitousage.customization.BDDMockito.BDDStubber#willAnswer(org.mockito.stubbing.Answer)184         */185        public BDDStubber willAnswer(Answer answer) {186            return new BDDStubberImpl(mockitoStubber.doAnswer(answer));187        }188189        /* (non-Javadoc)190         * @see org.mockitousage.customization.BDDMockito.BDDStubber#willNothing()191         */192        public BDDStubber willNothing() {193            return new BDDStubberImpl(mockitoStubber.doNothing());194        }195196        /* (non-Javadoc)197         * @see org.mockitousage.customization.BDDMockito.BDDStubber#willReturn(java.lang.Object)198         */199        public BDDStubber willReturn(Object toBeReturned) {200            return new BDDStubberImpl(mockitoStubber.doReturn(toBeReturned));201        }202203        /* (non-Javadoc)204         * @see org.mockitousage.customization.BDDMockito.BDDStubber#willThrow(java.lang.Throwable)205         */206        public BDDStubber willThrow(Throwable toBeThrown) {207            return new BDDStubberImpl(mockitoStubber.doThrow(toBeThrown));208        }209    }210    211    /**212     * see original {@link Mockito#doThrow(Throwable)}213     */214    public static BDDStubber willThrow(Throwable toBeThrown) {215        return new BDDStubberImpl(Mockito.doThrow(toBeThrown));216    }217    218    /**219     * see original {@link Mockito#doAnswer(Answer)}220     */221    public static BDDStubber willAnswer(Answer answer) {222        return new BDDStubberImpl(Mockito.doAnswer(answer));223    }  224    225    /**226     * see original {@link Mockito#doNothing()}227     */228    public static BDDStubber willDoNothing() {229        return new BDDStubberImpl(Mockito.doNothing());230    }    231    232    /**233     * see original {@link Mockito#doReturn(Object)}234     */235    public static BDDStubber willReturn(Object toBeReturned) {236        return new BDDStubberImpl(Mockito.doReturn(toBeReturned));
...

answer

Using AI Code Generation

1Answer<Integer> answer = new Answer<Integer>() {2    public Integer answer(InvocationOnMock invocation) {3        Object[] args = invocation.getArguments();4        Object mock = invocation.getMock();5        return 10;6    }7};8when(mockedList.get(0)).thenAnswer(answer);9verify(mockedList).get(0);10verify(mockedList, times(1)).get(0);11verify(mockedList, atLeastOnce()).get(0);12verify(mockedList, atLeast(1)).get(0);13verify(mockedList, atMost(1)).get(0);14verify(mockedList, never()).get(1);15verifyNoMoreInteractions(mockedList);16verifyZeroInteractions(mockedList);17verifyNoInteractions(mockedList);18verifyNoMoreInteractions(mockedList);19verifyZeroInteractions(mockedList);20verifyNoInteractions(mockedList);21verifyNoMoreInteractions(mockedList);22verifyZeroInteractions(mockedList);23verifyNoInteractions(mockedList);24verifyNoMoreInteractions(mockedList);25verifyZeroInteractions(mockedList);26verifyNoInteractions(mockedList);

answer

Using AI Code Generation

1Answer<String> answer = new Answer<String>() {2    public String answer(InvocationOnMock invocation) {3        Object[] args = invocation.getArguments();4        return "called with arguments: " + args[0];5    }6};7List mockedList = mock(List.class);8when(mockedList.get(0)).thenAnswer(answer);9when(mockedList.get(1)).thenAnswer(answer);10System.out.println(mockedList.get(0));11System.out.println(mockedList.get(1));12verify(mockedList).get(0);13when(mockedList.contains(argThat(new IsValid()))).thenAnswer(answer);14when(mockedList.get(anyInt())).thenAnswer(answer);15when(mockedList.contains(anyObject())).thenAnswer(answer);16when(mockedList.contains(isA(Integer.class))).thenAnswer(answer);

answer

Using AI Code Generation

1public class MockitoAnswerTest {2    public void testAnswer() {3        List<String> mockedList = mock(List.class);4        when(mockedList.get(anyInt())).thenAnswer(new Answer<String>() {5            public String answer(InvocationOnMock invocation) {6                Object[] args = invocation.getArguments();7                Object mock = invocation.getMock();8                return "called with arguments: " + args;9            }10        });11        System.out.println(mockedList.get(0));12        System.out.println(mockedList.get(1));13    }14}15public class MockitoDoAnswerTest {16    public void testDoAnswer() {17        List<String> mockedList = mock(List.class);18        doAnswer(new Answer() {19            public Object answer(InvocationOnMock invocation) {20                Object[] args = invocation.getArguments();21                Object mock = invocation.getMock();22                return "called with arguments: " + args;23            }24        }).when(mockedList).get(anyInt());25        System.out.println(mockedList.get(0));26        System.out.println(mockedList.get(1));27    }28}29public class MockitoDoAnswerTest {30    public void testDoAnswer() {31        List<String> mockedList = mock(List.class);32        doAnswer(new Answer() {33            public Object answer(InvocationOnMock invocation) {34                Object[] args = invocation.getArguments();35                Object mock = invocation.getMock();36                return "called with arguments: " + args;37            }38        }).when(mockedList).get(anyInt());39        System.out.println(mockedList.get(0));40        System.out.println(mockedList.get(1));41    }42}43public class MockitoDoAnswerTest {44    public void testDoAnswer() {45        List<String> mockedList = mock(List.class);46        doAnswer(new Answer() {47            public Object answer(InvocationOnMock invocation) {48                Object[] args = invocation.getArguments();49                Object mock = invocation.getMock();

answer

Using AI Code Generation

1import org.mockito.invocation.InvocationOnMock2import org.mockito.stubbing.Answer3import spock.lang.Specification4class SimpleAnswer implements Answer {5    def Object answer(InvocationOnMock invocation) {6    }7}8class ExampleSpec extends Specification {9    def "example"() {10        def mock = Mock()11        def answer = new SimpleAnswer()12        mock.doSomething("hello")13        1 * mock.doSomething(_) >> answer14    }15}16method: doSomething(java.lang.String), args: [hello]

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.