Best Mockito code snippet using org.mockito.stubbing.Answer4
Source:AnswerFunctionalInterfaces.java  
...7import org.mockito.stubbing.Answer;8import org.mockito.stubbing.Answer1;9import org.mockito.stubbing.Answer2;10import org.mockito.stubbing.Answer3;11import org.mockito.stubbing.Answer4;12import org.mockito.stubbing.Answer5;13import org.mockito.stubbing.VoidAnswer1;14import org.mockito.stubbing.VoidAnswer2;15import org.mockito.stubbing.VoidAnswer3;16import org.mockito.stubbing.VoidAnswer4;17import org.mockito.stubbing.VoidAnswer5;18/**19 * Functional interfaces to make it easy to implement answers in Java 820 *21 * @since 2.1.022 */23public class AnswerFunctionalInterfaces {24	/**25     * Hide constructor to avoid instantiation of class with only static methods26     */27    private AnswerFunctionalInterfaces() {28    }29    /**30     * Construct an answer from a two parameter answer interface31     * @param answer answer interface32     * @param <T> return type33     * @param <A> input parameter 1 type34     * @return a new answer object35     */36    public static <T, A> Answer<T> toAnswer(final Answer1<T, A> answer) {37        return new Answer<T>() {38            @SuppressWarnings("unchecked")39            public T answer(InvocationOnMock invocation) throws Throwable {40                return answer.answer((A)invocation.getArgument(0));41            }42        };43    }44    /**45     * Construct an answer from a two parameter answer interface46     * @param answer answer interface47     * @param <A> input parameter 1 type48     * @return a new answer object49     */50    public static <A> Answer<Void> toAnswer(final VoidAnswer1<A> answer) {51        return new Answer<Void>() {52            @SuppressWarnings("unchecked")53            public Void answer(InvocationOnMock invocation) throws Throwable {54                answer.answer((A)invocation.getArgument(0));55                return null;56            }57        };58    }59    /**60     * Construct an answer from a two parameter answer interface61     * @param answer answer interface62     * @param <T> return type63     * @param <A> input parameter 1 type64     * @param <B> input parameter 2 type65     * @return a new answer object66     */67    public static <T, A, B> Answer<T> toAnswer(final Answer2<T, A, B> answer) {68        return new Answer<T>() {69            @SuppressWarnings("unchecked")70            public T answer(InvocationOnMock invocation) throws Throwable {71                return answer.answer(72                        (A)invocation.getArgument(0),73                        (B)invocation.getArgument(1));74            }75        };76    }77    /**78     * Construct an answer from a two parameter answer interface79     * @param answer answer interface80     * @param <A> input parameter 1 type81     * @param <B> input parameter 2 type82     * @return a new answer object83     */84    public static <A, B> Answer<Void> toAnswer(final VoidAnswer2<A, B> answer) {85        return new Answer<Void>() {86            @SuppressWarnings("unchecked")87            public Void answer(InvocationOnMock invocation) throws Throwable {88                answer.answer(89                        (A)invocation.getArgument(0),90                        (B)invocation.getArgument(1));91                return null;92            }93        };94    }95    /**96     * Construct an answer from a three parameter answer interface97     * @param answer answer interface98     * @param <T> return type99     * @param <A> input parameter 1 type100     * @param <B> input parameter 2 type101     * @param <C> input parameter 3 type102     * @return a new answer object103     */104    public static <T, A, B, C> Answer<T> toAnswer(final Answer3<T, A, B, C> answer) {105        return new Answer<T>() {106            @SuppressWarnings("unchecked")107            public T answer(InvocationOnMock invocation) throws Throwable {108                return answer.answer(109                        (A)invocation.getArgument(0),110                        (B)invocation.getArgument(1),111                        (C)invocation.getArgument(2));112            }113        };114    }115    /**116     * Construct an answer from a three parameter answer interface117     * @param answer answer interface118     * @param <A> input parameter 1 type119     * @param <B> input parameter 2 type120     * @param <C> input parameter 3 type121     * @return a new answer object122     */123    public static <A, B, C> Answer<Void> toAnswer(final VoidAnswer3<A, B, C> answer) {124        return new Answer<Void>() {125            @SuppressWarnings("unchecked")126            public Void answer(InvocationOnMock invocation) throws Throwable {127                answer.answer(128                        (A)invocation.getArgument(0),129                        (B)invocation.getArgument(1),130                        (C)invocation.getArgument(2));131                return null;132            }133        };134    }135    /**136     * Construct an answer from a four parameter answer interface137     * @param answer answer interface138     * @param <T> return type139     * @param <A> input parameter 1 type140     * @param <B> input parameter 2 type141     * @param <C> input parameter 3 type142     * @param <D> input parameter 4 type143     * @return a new answer object144     */145    public static <T, A, B, C, D> Answer<T> toAnswer(final Answer4<T, A, B, C, D> answer) {146        return new Answer<T>() {147            @SuppressWarnings("unchecked")148            public T answer(InvocationOnMock invocation) throws Throwable {149                return answer.answer(150                        (A)invocation.getArgument(0),151                        (B)invocation.getArgument(1),152                        (C)invocation.getArgument(2),153                        (D)invocation.getArgument(3));154            }155        };156    }157    /**158     * Construct an answer from a four parameter answer interface159     * @param answer answer interface160     * @param <A> input parameter 1 type161     * @param <B> input parameter 2 type162     * @param <C> input parameter 3 type163     * @param <D> input parameter 4 type164     * @return a new answer object165     */166    public static <A, B, C, D> Answer<Void> toAnswer(final VoidAnswer4<A, B, C, D> answer) {167        return new Answer<Void>() {168            @SuppressWarnings("unchecked")169            public Void answer(InvocationOnMock invocation) throws Throwable {170                answer.answer(171                        (A)invocation.getArgument(0),172                        (B)invocation.getArgument(1),173                        (C)invocation.getArgument(2),174                        (D)invocation.getArgument(3));175                return null;176            }177        };178    }179    /**180     * Construct an answer from a five parameter answer interface...Source:AdditionalAnswers.java  
...8import org.mockito.stubbing.Answer;9import org.mockito.stubbing.Answer1;10import org.mockito.stubbing.Answer2;11import org.mockito.stubbing.Answer3;12import org.mockito.stubbing.Answer4;13import org.mockito.stubbing.Answer5;14import org.mockito.stubbing.VoidAnswer1;15import org.mockito.stubbing.VoidAnswer2;16import org.mockito.stubbing.VoidAnswer3;17import org.mockito.stubbing.VoidAnswer4;18import org.mockito.stubbing.VoidAnswer5;19public class AdditionalAnswers {20    public static <T> Answer<T> returnsFirstArg() {21        return new ReturnsArgumentAt(0);22    }23    public static <T> Answer<T> returnsSecondArg() {24        return new ReturnsArgumentAt(1);25    }26    public static <T> Answer<T> returnsLastArg() {27        return new ReturnsArgumentAt(-1);28    }29    public static <T> Answer<T> returnsArgAt(int i) {30        return new ReturnsArgumentAt(i);31    }32    public static <T> Answer<T> delegatesTo(Object obj) {33        return new ForwardsInvocations(obj);34    }35    public static <T> Answer<T> returnsElementsOf(Collection<?> collection) {36        return new ReturnsElementsOf(collection);37    }38    @Incubating39    public static <T> Answer<T> answersWithDelay(long j, Answer<T> answer) {40        return new AnswersWithDelay(j, answer);41    }42    @Incubating43    public static <T, A> Answer<T> answer(Answer1<T, A> answer1) {44        return AnswerFunctionalInterfaces.toAnswer(answer1);45    }46    @Incubating47    public static <A> Answer<Void> answerVoid(VoidAnswer1<A> voidAnswer1) {48        return AnswerFunctionalInterfaces.toAnswer(voidAnswer1);49    }50    @Incubating51    public static <T, A, B> Answer<T> answer(Answer2<T, A, B> answer2) {52        return AnswerFunctionalInterfaces.toAnswer(answer2);53    }54    @Incubating55    public static <A, B> Answer<Void> answerVoid(VoidAnswer2<A, B> voidAnswer2) {56        return AnswerFunctionalInterfaces.toAnswer(voidAnswer2);57    }58    @Incubating59    public static <T, A, B, C> Answer<T> answer(Answer3<T, A, B, C> answer3) {60        return AnswerFunctionalInterfaces.toAnswer(answer3);61    }62    @Incubating63    public static <A, B, C> Answer<Void> answerVoid(VoidAnswer3<A, B, C> voidAnswer3) {64        return AnswerFunctionalInterfaces.toAnswer(voidAnswer3);65    }66    @Incubating67    public static <T, A, B, C, D> Answer<T> answer(Answer4<T, A, B, C, D> answer4) {68        return AnswerFunctionalInterfaces.toAnswer(answer4);69    }70    @Incubating71    public static <A, B, C, D> Answer<Void> answerVoid(VoidAnswer4<A, B, C, D> voidAnswer4) {72        return AnswerFunctionalInterfaces.toAnswer(voidAnswer4);73    }74    @Incubating75    public static <T, A, B, C, D, E> Answer<T> answer(Answer5<T, A, B, C, D, E> answer5) {76        return AnswerFunctionalInterfaces.toAnswer(answer5);77    }78    @Incubating79    public static <A, B, C, D, E> Answer<Void> answerVoid(VoidAnswer5<A, B, C, D, E> voidAnswer5) {80        return AnswerFunctionalInterfaces.toAnswer(voidAnswer5);81    }82}...Answer4
Using AI Code Generation
1package org.mockito.stubbing;2public class Answer4 {3    public static void main(String[] args) {4        System.out.println("Hello World!");5    }6}Answer4
Using AI Code Generation
1package org.mockito.stubbing;2public class Answer4{3    public static void main(String[] args){4        System.out.println("Hello World!");5    }6}Answer4
Using AI Code Generation
1import org.mockito.stubbing.Answer4;2public class Answer4Demo {3    public static void main(String[] args) {4        Answer4<String> answer4 = new Answer4<String>() {5            public String answer() {6                return "Answer4";7            }8        };9        System.out.println(answer4.answer());10    }11}12import org.mockito.stubbing.Answer4;13public class Answer4Demo {14    public static void main(String[] args) {15        Answer4<String> answer4 = () -> "Answer4";16        System.out.println(answer4.answer());17    }18}19public interface Answer4<T> {20    T answer() throws Throwable;21}22public interface Answer4<T> extends Supplier<T> {23    T answer() throws Throwable;24    default T get() {25        try {26            return answer();27        } catch (Throwable throwable) {28            throw new RuntimeException(throwable);29        }30    }31}32public interface Answer4<T> extends Supplier<T> {33    T answer() throwsAnswer4
Using AI Code Generation
1import org.mockito.stubbing.Answer4;2public class Answer4Example {3    public static void main(String[] args) {4        List<String> mockList = mock(List.class);5        when(mockList.get(anyInt())).thenAnswer(new Answer4<String>() {6            public String answer(InvocationOnMock invocation) throws Throwable {7                return "Hello World";8            }9        });10        System.out.println(mockList.get(0));11        System.out.println(mockList.get(1));12    }13}14import org.mockito.stubbing.Answer5;15public class Answer5Example {16    public static void main(String[] args) {17        List<String> mockList = mock(List.class);18        when(mockList.get(anyInt())).thenAnswer(new Answer5<String>() {19            public String answer(InvocationOnMock invocation) throws Throwable {20                return "Hello World";21            }22        });23        System.out.println(mockList.get(0));24        System.out.println(mockList.get(1));25    }26}27import org.mockito.stubbing.Answer6;28public class Answer6Example {29    public static void main(String[] args) {30        List<String> mockList = mock(List.class);31        when(mockList.get(anyInt())).thenAnswer(new Answer6<String>() {32            public String answer(InvocationOnMock invocation) throws Throwable {33                return "Hello World";Answer4
Using AI Code Generation
1import org.mockito.stubbing.Answer4;2import static org.mockito.Mockito.*;3import static org.mockito.Matchers.*;4import static org.mockito.Mockito.mock;5import static org.mockito.Mockito.when;6import java.util.*;7class Test {8    public static void main(String[] args) {9        List mockedList = mock(List.class);10        when(mockedList.get(anyInt())).thenAnswer(new Answer4() {11            public Object answer(Object[] arguments) throws Throwable {12                return "called with arguments: " + arguments[0];13            }14        });15        System.out.println(mockedList.get(0));16        System.out.println(mockedList.get(999));17    }18}Answer4
Using AI Code Generation
1import org.mockito.stubbing.Answer4;2import static org.mockito.Mockito.*;3public class MockitoMockitoAnswer4Test {4   public static void main(String[] args) {5      List mockedList = mock(List.class);6      when(mockedList.size()).thenAnswer(new Answer4() {7         public Object answer(InvocationOnMock invocation) {8            Object[] args = invocation.getArguments();9            Object mock = invocation.getMock();10            return 10;11         }12      });13      System.out.println(mockedList.size());14   }15}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.
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