How to use should_be_able_to_return_the_second_parameter method of org.mockito.internal.stubbing.answers.ReturnsArgumentAtTest class

Best Mockito code snippet using org.mockito.internal.stubbing.answers.ReturnsArgumentAtTest.should_be_able_to_return_the_second_parameter

Source:ReturnsArgumentAtTest.java

...17	public void should_be_able_to_return_the_first_parameter() throws Throwable {18		assertThat(new ReturnsArgumentAt(0).answer(invocationWith("A", "B"))).isEqualTo("A");19	}20	@Test21	public void should_be_able_to_return_the_second_parameter()22			throws Throwable {23		assertThat(new ReturnsArgumentAt(1).answer(invocationWith("A", "B", "C"))).isEqualTo("B");24	}25	@Test26	public void should_be_able_to_return_the_last_parameter() throws Throwable {27		assertThat(new ReturnsArgumentAt(-1).answer(invocationWith("A"))).isEqualTo("A");28		assertThat(new ReturnsArgumentAt(-1).answer(invocationWith("A", "B"))).isEqualTo("B");29	}30	@Test31	public void should_be_able_to_return_the_specified_parameter() throws Throwable {32		assertThat(new ReturnsArgumentAt(0).answer(invocationWith("A", "B", "C"))).isEqualTo("A");33		assertThat(new ReturnsArgumentAt(1).answer(invocationWith("A", "B", "C"))).isEqualTo("B");34		assertThat(new ReturnsArgumentAt(2).answer(invocationWith("A", "B", "C"))).isEqualTo("C");35	}...

should_be_able_to_return_the_second_parameter

Using AI Code Generation

1package org.mockito.internal.stubbing.answers;2import org.junit.Test;3import org.junit.runner.RunWith;4import org.mockito.Mock;5import org.mockito.junit.MockitoJUnitRunner;6import static org.assertj.core.api.Assertions.assertThat;7import static org.mockito.Mockito.when;8@RunWith(MockitoJUnitRunner.class)9public class ReturnsArgumentAtTest {10    private Object first;11    private Object second;12    public void should_be_able_to_return_the_second_parameter() {13        when(first.toString()).thenAnswer(new ReturnsArgumentAt(1));14        assertThat(first.toString()).isEqualTo(second);15    }16}17when(first.toString()).thenReturn(second);18when(first.toString()).thenThrow(new IllegalArgumentException());19when(first.toString()).thenCallRealMethod();20when(first.toString()).thenAnswer(new Answer() {

should_be_able_to_return_the_second_parameter

Using AI Code Generation

1    public void should_be_able_to_return_the_second_parameter() {2        ReturnsArgumentAt returnsArgumentAt = new ReturnsArgumentAt(1);3        Object result = returnsArgumentAt.answer(invocation);4        assertEquals("Second parameter", result);5    }6[code]public class ReturnsArgumentAt implements Answer<Object> {7    private final int index;8    public ReturnsArgumentAt(int index) {9        if (index < 0) {10            throw new IllegalArgumentException("index has to be positive.");11        }12        this.index = index;13    }14    public Object answer(InvocationOnMock invocation) throws Throwable {15        Object[] arguments = invocation.getArguments();16        if (arguments.length <= index) {17            throw new RuntimeException("Not enough arguments.");18        }19        return arguments[index];20    }21}[/code]22[code]public class ReturnsArgumentAtTest {23    private InvocationOnMock invocation;24    public void setup() {25        invocation = mock(InvocationOnMock.class);26        when(invocation.getArguments()).thenReturn(new Object[] {"First parameter", "Second parameter"});27    }28    public void should_be_able_to_return_the_second_parameter() {29        ReturnsArgumentAt returnsArgumentAt = new ReturnsArgumentAt(1);30        Object result = returnsArgumentAt.answer(invocation);31        assertEquals("Second parameter", result);32    }33}[/code]34    at org.mockito.internal.stubbing.answers.ReturnsArgumentAt.<init>(ReturnsArgumentAt.java:13)35    at org.mockito.internal.stubbing.answers.ReturnsArgumentAtTest.should_be_able_to_return_the_second_parameter(ReturnsArgumentAtTest.java:23)36    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)37    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)38    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)39    at java.lang.reflect.Method.invoke(Method.java:597)40    at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)

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