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How to use returnsElementsOf method of org.mockito.AdditionalAnswers class

Best Mockito code snippet using org.mockito.AdditionalAnswers.returnsElementsOf

Source:AbstractCommandTest.java

...19    private OutputStream out;20    @Test(expected=BeanstalkcException.class)21    public void testWithEmptyResponse() throws BeanstalkcException, IOException22    {23        Mockito.doAnswer(AdditionalAnswers.returnsElementsOf(TestHelper.byteCollection("\r\n")))24               .when(in)25               .read();26        Command<Boolean> cmd = new Cmd();27        cmd.execute(in, out);28    }29    @Test(expected=BeanstalkcException.class)30    public void testWithOutOfMememoryError() throws BeanstalkcException, IOException31    {32        Mockito.doAnswer(AdditionalAnswers.returnsElementsOf(TestHelper.byteCollection("OUT_OF_MEMORY\r\n")))33               .when(in)34               .read();35        Command<Boolean> cmd = new Cmd();36        cmd.execute(in, out);37    }38    @Test(expected=BeanstalkcException.class)39    public void testWithInternalError() throws BeanstalkcException, IOException40    {41        Mockito.doAnswer(AdditionalAnswers.returnsElementsOf(TestHelper.byteCollection("INTERNAL_ERROR\r\n")))42               .when(in)43               .read();44        Command<Boolean> cmd = new Cmd();45        cmd.execute(in, out);46    }47    @Test(expected=BeanstalkcException.class)48    public void testWithBadFormat() throws BeanstalkcException, IOException49    {50        Mockito.doAnswer(AdditionalAnswers.returnsElementsOf(TestHelper.byteCollection("BAD_FORMAT\r\n")))51               .when(in)52               .read();53        Command<Boolean> cmd = new Cmd();54        cmd.execute(in, out);55    }56    @Test(expected=BeanstalkcException.class)57    public void testWithUnknownCommand() throws BeanstalkcException, IOException58    {59        Mockito.doAnswer(AdditionalAnswers.returnsElementsOf(TestHelper.byteCollection("UNKNOWN_COMMAND\r\n")))60               .when(in)61               .read();62        Command<Boolean> cmd = new Cmd();63        cmd.execute(in, out);64    }65    @Test66    public void testWithOkayResponse() throws BeanstalkcException, IOException67    {68        Mockito.doAnswer(AdditionalAnswers.returnsElementsOf(TestHelper.byteCollection("INSERTED 12\r\n")))69               .when(in)70               .read();71        Command<Boolean> cmd = new Cmd();72        Assert.assertTrue(cmd.execute(in, out));73    }74    @Before75    public void setUp()76    {77        in = Mockito.mock(InputStream.class);78        out = Mockito.mock(OutputStream.class);79    }80    @After81    public void tearDown()82    {...

Source:StubbingWithExtraAnswersTest.java

...20    @Test21    public void shouldWorkAsStandardMockito() throws Exception {22        //when23        List<Integer> list = asList(1, 2, 3);24        when(mock.objectReturningMethodNoArgs()).thenAnswer(AdditionalAnswers.returnsElementsOf(list));25        26        //then27        assertEquals(1, mock.objectReturningMethodNoArgs());28        assertEquals(2, mock.objectReturningMethodNoArgs());29        assertEquals(3, mock.objectReturningMethodNoArgs());30        //last element is returned continuously31        assertEquals(3, mock.objectReturningMethodNoArgs());32        assertEquals(3, mock.objectReturningMethodNoArgs());33    }34    @Test35    public void shouldReturnNullIfNecessary() throws Exception {36        //when37        List<Integer> list = asList(1, null);38        when(mock.objectReturningMethodNoArgs()).thenAnswer(AdditionalAnswers.returnsElementsOf(list));39        40        //then41        assertEquals(1, mock.objectReturningMethodNoArgs());42        assertEquals(null, mock.objectReturningMethodNoArgs());43        assertEquals(null, mock.objectReturningMethodNoArgs());44    }45    46    @Test47    public void shouldScreamWhenNullPassed() throws Exception {48        try {49            //when50            AdditionalAnswers.returnsElementsOf(null);51            //then52            fail();53        } catch (MockitoException e) {}54    }55}...

Source:ReturnsElementsOf.java

...24 * </p>25 *26 * <p>27 * Also you might better want to use the static factory there28 * {@link org.mockito.AdditionalAnswers#returnsElementsOf(java.util.Collection)}29 * </p>30 *31 * @see org.mockito.AdditionalAnswers32 */33public class ReturnsElementsOf implements Answer<Object> {3435    private final LinkedList<Object> elements;3637    public ReturnsElementsOf(Collection<?> elements) {38        if (elements == null) {39            throw new MockitoException("ReturnsElementsOf does not accept null as constructor argument.\n" +40            		"Please pass a collection instance");41        }42        this.elements = new LinkedList<Object>(elements);
...

returnsElementsOf

Using AI Code Generation

1import org.mockito.AdditionalAnswers;2import org.mockito.Mock;3import org.mockito.MockitoAnnotations;4import java.util.ArrayList;5import java.util.List;6public class Main {7    private List<String> mockedList;8    public static void main(String[] args) {9        Main test = new Main();10        test.test();11    }12    public void test() {13        MockitoAnnotations.initMocks(this);14        List<String> list = new ArrayList<>();15        list.add("one");16        list.add("two");17        list.add("three");18        list.add("four");19        list.add("five");20        Mockito.when(mockedList.get(Mockito.anyInt())).then(AdditionalAnswers.returnsElementsOf(list));21        System.out.println(mockedList.get(0));22        System.out.println(mockedList.get(1));23        System.out.println(mockedList.get(2));24        System.out.println(mockedList.get(3));25        System.out.println(mockedList.get(4));26    }27}28Java | Mockito - Mockito.when().thenThrow()29Java | Mockito - Mockito.when().thenAnswer()30Java | Mockito - Mockito.when().thenReturn()31Java | Mockito - Mockito.when().thenCallRealMethod()32Java | Mockito - Mockito.when()

returnsElementsOf

Using AI Code Generation

1package com.ack.j2se.reflection;2import org.mockito.AdditionalAnswers;3import org.mockito.Mockito;4import java.util.List;5public class ReturnsElementsOfTest {6  public static void main( String[] args ) {

returnsElementsOf

Using AI Code Generation

1import static org.mockito.Mockito.when;2import static org.mockito.AdditionalAnswers.returnsElementsOf;3import java.util.ArrayList;4import java.util.List;5import org.junit.Test;6import org.junit.runner.RunWith;7import org.mockito.Mock;8import org.mockito.junit.MockitoJUnitRunner;9@RunWith(MockitoJUnitRunner.class)10public class MockitoTest {11   private List<String> list;12   public void test() {13      List<String> list = new ArrayList<>();14      list.add("one");15      list.add("two");16      list.add("three");17      list.add("four");18      list.add("five");19      list.add("six");20      list.add("seven");21      list.add("eight");22      list.add("nine");23      list.add("ten");24      when(this.list.get(0)).thenAnswer(returnsElementsOf(list));25      System.out.println(this.list.get(0));26   }27}

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