How to use doThrow method of org.mockito.kotlin.Stubber class

Best Mockito-kotlin code snippet using org.mockito.kotlin.Stubber.doThrow

CreatorServiceImplTest.kt

Source:CreatorServiceImplTest.kt

...20import org.junit.jupiter.api.AfterEach21import org.junit.jupiter.api.BeforeEach22import org.junit.jupiter.api.Test23import org.junit.jupiter.api.extension.ExtendWith24import org.mockito.kotlin.doThrow25import org.mockito.kotlin.mock26import org.springframework.beans.factory.annotation.Autowired27import org.springframework.boot.test.context.SpringBootTest28import org.springframework.test.annotation.DirtiesContext29import org.springframework.test.annotation.DirtiesContext.MethodMode30import org.springframework.test.context.ActiveProfiles31import org.springframework.test.context.junit.jupiter.SpringExtension32import org.springframework.web.server.ResponseStatusException33@ExtendWith(SpringExtension::class)34@ActiveProfiles(TestAppifyHubApplication.PROFILE)35@SpringBootTest(classes = [TestAppifyHubApplication::class])36class CreatorServiceImplTest {37  @Autowired lateinit var service: CreatorService38  @Autowired lateinit var creatorRepo: CreatorRepository39  @Autowired lateinit var timeProvider: TimeProviderFake40  @Autowired lateinit var stubber: Stubber41  private val creatorProject: Project by lazy { creatorRepo.getCreatorProject() }42  @BeforeEach fun setup() {43    timeProvider.staticTime = { 0 }44  }45  @AfterEach fun teardown() {46    timeProvider.staticTime = { null }47  }48  @DirtiesContext(methodMode = MethodMode.BEFORE_METHOD)49  @Test fun `add a standard project fails if creator is null`() {50    assertThat {51      service.addProject(Stubs.projectCreator)52    }53      .isFailure()54      .messageContains("must be provided")55  }56  @DirtiesContext(methodMode = MethodMode.BEFORE_METHOD)57  @Test fun `add a standard project fails if creator is not from creator project`() {58    val project = stubber.projects.new()59    val owner = stubber.users(project).owner()60    assertThat {61      service.addProject(Stubs.projectCreator.copy(owner = owner))62    }63      .isFailure()64      .messageContains("only by creator project users")65  }66  @Test fun `add creator project fails if creator is provided`() {67    // mocking because the real one already contains the creator project after setup68    val mockRepo = mock<CreatorRepository> {69      onGeneric { getCreatorProject() } doThrow UninitializedPropertyAccessException("Not initialized")70    }71    val service: CreatorService = CreatorServiceImpl(mockRepo)72    assertThat {73      service.addProject(Stubs.projectCreator.copy(owner = stubber.creators.owner()))74    }75      .isFailure()76      .messageContains("must not be provided")77  }78  @DirtiesContext(methodMode = MethodMode.BEFORE_METHOD)79  @Test fun `add project succeeds with valid data (with creator)`() {80    assertThat(81      service.addProject(Stubs.projectCreator.copy(owner = stubber.creators.owner())).cleanDates()82    ).isDataClassEqualTo(83      Stubs.project.copy(...

Mocklin.kt

Source:Mocklin.kt

...21    fun <T> doAnswer(answer: (InvocationOnMock) -> T?): Stubber = Mockito.doAnswer { answer(it) }!!22    fun doCallRealMethod(): Stubber = Mockito.doCallRealMethod()!!23    fun doNothing(): Stubber = Mockito.doNothing()!!24    fun doReturn(value: Any?): Stubber = Mockito.doReturn(value)!!25    fun doThrow(toBeThrown: KClass<out Throwable>): Stubber = Mockito.doThrow(toBeThrown.java)!!26    fun <T> eq(value: T): T = Mockito.eq(value) ?: value27    fun ignoreStubs(vararg mocks: Any): Array<out Any> = Mockito.ignoreStubs(*mocks)!!28    fun inOrder(vararg mocks: Any): InOrder = Mockito.inOrder(*mocks)!!29    fun inOrder(vararg mocks: Any, evaluation: InOrder.() -> Unit) = Mockito.inOrder(*mocks).evaluation()30    fun <T : Any> isNotNull(): T? = Mockito.isNotNull() as T31    fun <T : Any> isNull(): T? = Mockito.isNull() as T32    inline fun <reified T : Any> mock(): T = Mockito.mock(T::class.java)!!33    inline fun <reified T : Any> mock(defaultAnswer: Answer<Any>): T = Mockito.mock(T::class.java, defaultAnswer)!!34    inline fun <reified T : Any> mock(s: MockSettings): T = Mockito.mock(T::class.java, s)!!35    inline fun <reified T : Any> mock(s: String): T = Mockito.mock(T::class.java, s)!!36    infix fun <T> OngoingStubbing<T>.doReturn(t: T): OngoingStubbing<T> = thenReturn(t)37    fun <T> OngoingStubbing<T>.doReturn(t: T, vararg ts: T): OngoingStubbing<T> = thenReturn(t, *ts)38    inline infix fun <reified T> OngoingStubbing<T>.doReturn(ts: List<T>): OngoingStubbing<T> = thenReturn(ts[0], *ts.drop(1).toTypedArray())39    infix fun <T> OngoingStubbing<T>.doThrow(t: Throwable): OngoingStubbing<T> = thenThrow(t)40    fun <T> OngoingStubbing<T>.doThrow(t: Throwable, vararg ts: Throwable): OngoingStubbing<T> = thenThrow(t, *ts)41    infix fun <T> OngoingStubbing<T>.doThrow(t: KClass<out Throwable>): OngoingStubbing<T> = thenThrow(t.java)42    fun <T> OngoingStubbing<T>.doThrow(t: KClass<out Throwable>, vararg ts: KClass<out Throwable>): OngoingStubbing<T> = thenThrow(t.java, *ts.map { it.java }.toTypedArray())43    fun mockingDetails(toInspect: Any): MockingDetails = Mockito.mockingDetails(toInspect)!!44    fun never(): VerificationMode = Mockito.never()!!45    fun only(): VerificationMode = Mockito.only()!!46    fun <T> refEq(value: T, vararg excludeFields: String): T? = Mockito.refEq(value, *excludeFields)47    fun <T> reset(vararg mocks: T) = Mockito.reset(*mocks)48    fun <T> same(value: T): T = Mockito.same(value) ?: value49    inline fun <reified T : Any> spy(): T = Mockito.spy(T::class.java)!!50    fun <T> spy(value: T): T = Mockito.spy(value)!!51    fun timeout(millis: Long): VerificationWithTimeout = Mockito.timeout(millis)!!52    fun times(numInvocations: Int): VerificationMode = Mockito.times(numInvocations)!!53    fun validateMockitoUsage() = Mockito.validateMockitoUsage()54    fun <T> verify(mock: T): T = Mockito.verify(mock)!!55    fun <T> verify(mock: T, mode: VerificationMode): T = Mockito.verify(mock, mode)!!56    fun <T> verifyNoMoreInteractions(vararg mocks: T) = Mockito.verifyNoMoreInteractions(*mocks)...

StubberTest.kt

Source:StubberTest.kt

...55    }56    @Test57    fun testDoThrowClass() {58        val mock = mock<Open>()59        doThrow(IllegalStateException::class).whenever(mock).go()60        try {61            mock.go()62            throw AssertionError("Call should have thrown.")63        } catch (e: IllegalStateException) {64        }65    }66    @Test67    fun testDoThrow() {68        val mock = mock<Open>()69        doThrow(IllegalStateException("test")).whenever(mock).go()70        expectErrorWithMessage("test").on {71            mock.go()72        }73    }74}...

Stubber.kt

Source:Stubber.kt

...44          toBeReturned,45          *toBeReturnedNext46    )!!47}48fun doThrow(toBeThrown: KClass<out Throwable>): Stubber {49    return Mockito.doThrow(toBeThrown.java)!!50}51fun doThrow(vararg toBeThrown: Throwable): Stubber {52    return Mockito.doThrow(*toBeThrown)!!53}54fun <T> Stubber.whenever(mock: T) = `when`(mock)...

MockitoHelper.kt

Source:MockitoHelper.kt

...12        }13        inline fun <reified T : Any> mockObject(): T {14            return mock<T>(defaultAnswer = THROW_ON_UNDEFINED_ARGS)15        }16        fun doThrow(toBeThrown: Throwable): Stubber = Mockito.doThrow(toBeThrown)!!17    }18}...

doThrow

Using AI Code Generation

1doThrow(IllegalArgumentException::class)2    .`when`(mockedList)3    .get(0)4doNothing()5    .`when`(mockedList)6    .clear()7doAnswer { invocation ->8    }9    .`when`(mockedList)10    .get(0)11doReturn("foo")12    .`when`(mockedList)13    .get(0)14doCallRealMethod()15    .`when`(mockedList)16    .clear()17doCallRealMethod()18    .`when`(mockedList)19    .clear()20It is worth noting that the above code will not compile if you don’t have the following import statement in your code:21import org.mockito.kotlin.doAnswer22import org.mockito.kotlin.doCallRealMethod23import org.mockito.kotlin.doNothing24import org.mockito.kotlin.doReturn25import org.mockito.kotlin.doThrow26import org.mockito.kotlin.stub

doThrow

Using AI Code Generation

1doThrow(Exception("some exception")).whenever(mockedObject).someMethod()2doReturn("some string").whenever(mockedObject).someMethod()3doAnswer { invocation -> println("some string") }.whenever(mockedObject).someMethod()4doNothing().whenever(mockedObject).someMethod()5doCallRealMethod().whenever(mockedObject).someMethod()6doAnswer { invocation -> println("some string") }.whenever(mockedObject).someMethod()7doReturn("some string").whenever(mockedObject).someMethod()8doThrow(Exception("some exception")).whenever(mockedObject).someMethod()9doNothing().whenever(mockedObject).someMethod()10doCallRealMethod().whenever(mockedObject).someMethod()11doReturn("some string").whenever(mockedObject).someMethod()12doThrow(Exception("some exception")).whenever(mockedObject).someMethod()13doNothing().whenever(mockedObject).someMethod()14doCallRealMethod().whenever(mockedObject).someMethod()15doReturn("some string").whenever(mockedObject).someMethod()16doThrow(Exception("some exception")).whenever(mockedObject).someMethod()17doNothing().whenever(mockedObject).some

doThrow

Using AI Code Generation

1doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )2doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )3doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )4doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )5doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )6doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )7doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )8doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )9doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )10doThrow ( Exception ( "Test Exception" ) ) . whenever ( mock ) . method ( )

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