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

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

Mocklin.kt

Source:Mocklin.kt

...20    fun calls(wantedNumberOfInvocations: Int): VerificationMode = Mockito.calls(wantedNumberOfInvocations)!!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)!!...

MockitoHelper.kt

Source:MockitoHelper.kt

...24fun calls(wantedNumberOfInvocations: Int): VerificationMode = Mockito.calls(wantedNumberOfInvocations)!!25fun <T> doAnswer(answer: (InvocationOnMock) -> T?): Stubber = Mockito.doAnswer { answer(it) }!!26fun doCallRealMethod(): Stubber = Mockito.doCallRealMethod()!!27fun doNothing(): Stubber = Mockito.doNothing()!!28fun doReturn(value: Any?): Stubber = Mockito.doReturn(value)!!29fun doThrow(toBeThrown: KClass<out Throwable>): Stubber = Mockito.doThrow(toBeThrown.java)!!30fun ignoreStubs(vararg mocks: Any): Array<out Any> = Mockito.ignoreStubs(*mocks)!!31fun inOrder(vararg mocks: Any): InOrder = Mockito.inOrder(*mocks)!!32inline fun <reified T : Any> isA(): T? = Mockito.isA(T::class.java)33inline fun <reified T : Any> isNotNull(): T? = Mockito.isNotNull(T::class.java)34inline fun <reified T : Any> isNull(): T? = Mockito.isNull(T::class.java)35inline fun <reified T : Any> mock(): T = Mockito.mock(T::class.java)!!36inline fun <reified T : Any> mock(defaultAnswer: Answer<Any>): T = Mockito.mock(T::class.java, defaultAnswer)!!37inline fun <reified T : Any> mock(s: MockSettings): T = Mockito.mock(T::class.java, s)!!38inline fun <reified T : Any> mock(s: String): T = Mockito.mock(T::class.java, s)!!39fun mockingDetails(toInspect: Any): MockingDetails = Mockito.mockingDetails(toInspect)!!40fun never(): VerificationMode = Mockito.never()!!41inline fun <reified T : Any> notNull(): T? = Mockito.notNull(T::class.java)42fun only(): VerificationMode = Mockito.only()!!...

ClassAAA.kt

Source:ClassAAA.kt

...54	fun method4(55		param0: com.android.example.module06_module340_module3.ClassAAF56	) {57		val local_var_2_1: org.mockito.internal.stubbing.DefaultLenientStubber = org.mockito.internal.stubbing.DefaultLenientStubber()58		local_var_2_1.doReturn(kotlin.Any())59		val local_var_2_2: net.bytebuddy.matcher.EqualityMatcher<kotlin.Any> = net.bytebuddy.matcher.EqualityMatcher(kotlin.Any())60		local_var_2_2.equals(kotlin.Any())61		val local_var_2_3: com.nhaarman.mockitokotlin2.InOrderOnType<kotlin.Any> = com.nhaarman.mockitokotlin2.InOrderOnType(kotlin.Any())62		local_var_2_3.verifyNoMoreInteractions()63		val local_var_2_4: com.nhaarman.mockitokotlin2.InOrderOnType<kotlin.Any> = com.nhaarman.mockitokotlin2.InOrderOnType(kotlin.Any())64		local_var_2_4.verify()65	}66}...

BoardGameRatingServiceTest2.kt

Source:BoardGameRatingServiceTest2.kt

...35        `when`(boardGameRepository.findAll()).thenReturn(listOf(36                popularBoardGame(),37                notPopularBoardGame()38        ))39        doReturn(listOf(highRate()))40                .whenPopularGameIsRetrieved()41        doReturn(listOf(lowRate()))42                .whenNotPopularGameIsRetrieved()43        val ratedHigherThan3 = boardGameRatingService.withHigherRateThan(3.0)44        assertEquals(1, ratedHigherThan3.size)45        assertNotNull(ratedHigherThan3.find { (name) -> name == POPULAR_GAME })46    }47    fun Stubber.whenPopularGameIsRetrieved() = this.`when`(rateRepository).findByBoardGameName(POPULAR_GAME)48    fun Stubber.whenNotPopularGameIsRetrieved() = this.`when`(rateRepository).findByBoardGameName(NOT_POPULAR_GAME)49    fun OngoingStubbing<Optional<BoardGameEntity>>.returnPopularGame() = this.thenReturn(Optional.of(popularBoardGame()))50    fun OngoingStubbing<List<RateEntity>>.returnHighAndLowRate() = this.thenReturn(listOf(highRate(), lowRate()))51}...

StubberTest.kt

Source:StubberTest.kt

...14    }15    @Test16    fun testDoCallRealMethod() {17        val mock = mock<Open>()18        doReturn("Test").whenever(mock).stringResult()19        doCallRealMethod().whenever(mock).stringResult()20        expect(mock.stringResult()).toBe("Default")21    }22    @Test23    fun testDoNothing() {24        val spy = spy(Open())25        val array = intArrayOf(3)26        doNothing().whenever(spy).modifiesContents(array)27        spy.modifiesContents(array)28        expect(array[0]).toBe(3)29    }30    @Test31    fun testDoReturnValue() {32        val mock = mock<Methods>()33        doReturn("test").whenever(mock).stringResult()34        expect(mock.stringResult()).toBe("test")35    }36    @Test37    fun testDoReturnNullValue() {38        val mock = mock<Methods>()39        doReturn(null).whenever(mock).stringResult()40        expect(mock.stringResult()).toBeNull()41    }42    @Test43    fun testDoReturnNullValues() {44        val mock = mock<Methods>()45        doReturn(null, null).whenever(mock).stringResult()46        expect(mock.stringResult()).toBeNull()47        expect(mock.stringResult()).toBeNull()48    }49    @Test50    fun testDoReturnValues() {51        val mock = mock<Methods>()52        doReturn("test", "test2").whenever(mock).stringResult()53        expect(mock.stringResult()).toBe("test")54        expect(mock.stringResult()).toBe("test2")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    @Test...

Stubber.kt

Source:Stubber.kt

...35}36fun doNothing(): Stubber {37    return Mockito.doNothing()!!38}39fun doReturn(value: Any?): Stubber {40    return Mockito.doReturn(value)!!41}42fun doReturn(toBeReturned: Any?, vararg toBeReturnedNext: Any?): Stubber {43    return Mockito.doReturn(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)...

BaseAbstractDaoTest.kt

Source:BaseAbstractDaoTest.kt

...5import org.ccci.gto.android.common.db.model.Model16import org.junit.Before7import org.mockito.kotlin.any8import org.mockito.kotlin.anyOrNull9import org.mockito.kotlin.doReturn10import org.mockito.kotlin.mock11import org.mockito.kotlin.spy12import org.mockito.kotlin.whenever13import org.mockito.stubbing.Stubber14abstract class BaseAbstractDaoTest {15    protected lateinit var cursor: Cursor16    protected lateinit var db: SQLiteDatabase17    private lateinit var helper: SQLiteOpenHelper18    protected lateinit var dao: TestDao19    @Before20    fun setupMockDb() {21        cursor = mock()22        db = mock {23            on {24                query(any(), any(), any(), anyOrNull(), any(), anyOrNull(), anyOrNull(), anyOrNull(), anyOrNull())25            } doReturn cursor26        }27        helper = mock {28            on { readableDatabase } doReturn db29            on { writableDatabase } doReturn db30        }31        dao = spy(TestDao(helper))32    }33    protected fun Stubber.wheneverGetPrimaryKeyWhere(obj: Any) = whenever(dao).getPrimaryKeyWhere(obj)34    protected class TestDao(helper: SQLiteOpenHelper) : AbstractDao(helper) {35        val invalidatedClasses = mutableListOf<Class<*>>()36        init {37            registerType(Model1::class.java, Model1.TABLE_NAME, arrayOf(Model1.FIELD_NAME), null, null)38            registerInvalidationCallback { invalidatedClasses += it }39        }40        fun invalidate(clazz: Class<*>) = invalidateClass(clazz)41        // expose protected methods to mock in tests42        public override fun getPrimaryKeyWhere(obj: Any) = super.getPrimaryKeyWhere(obj)43    }...

LenientStubberTest.kt

Source:LenientStubberTest.kt

...5import org.mockito.Mockito.lenient6import org.mockito.junit.MockitoJUnit7import org.mockito.junit.MockitoRule8import org.mockito.kotlin.any9import org.mockito.kotlin.doReturn10import org.mockito.kotlin.mock11import org.mockito.kotlin.whenever12import org.mockito.quality.Strictness13open class LenientStubberTest {14    @get:Rule15    val rule: MockitoRule = MockitoJUnit.rule().strictness(Strictness.STRICT_STUBS)16    @Test17    fun unused_and_lenient_stubbings() {18        val mock = mock<MutableList<String>>()19        lenient().whenever(mock.add("one")).doReturn(true)20        whenever(mock[any()]).doReturn("hello")21        Assert.assertEquals("List should contain hello", "hello", mock[1])22    }23    @Test24    fun unused_and_lenient_stubbings_with_unit() {25        val mock = mock<MutableList<String>>()26        lenient().whenever { mock.add("one") }.doReturn(true)27        whenever(mock[any()]).doReturn("hello")28        Assert.assertEquals("List should contain hello", "hello", mock[1])29    }30}...

doReturn

Using AI Code Generation

1doReturn(10).whenever(mock).getAge()2doAnswer { 10 }.whenever(mock).getAge()3doThrow(RuntimeException()).whenever(mock).getAge()4doNothing().whenever(mock).getAge()5doCallRealMethod().whenever(mock).getAge()6doAnswer { 10 }.whenever(mock).getAge()7doThrow(RuntimeException()).whenever(mock).getAge()8doNothing().whenever(mock).getAge()9doCallRealMethod().whenever(mock).getAge()10doAnswer { 10 }.whenever(mock).getAge()11doThrow(RuntimeException()).whenever(mock).getAge()12doNothing().whenever(mock).getAge()13doCallRealMethod().whenever(mock).getAge()14doAnswer { 10 }.whenever(mock).getAge()15doThrow(RuntimeException()).whenever(mock).getAge()16doNothing().whenever(mock).getAge()17doCallRealMethod().whenever(mock).getAge()18doAnswer { 10 }.whenever(mock).getAge()19doThrow(RuntimeException()).whenever

doReturn

Using AI Code Generation

1doReturn(100).`when`(mock).get(1)2doThrow(RuntimeException()).`when`(mock).get(1)3doNothing().`when`(mock).get(1)4doAnswer { 100 }.`when`(mock).get(1)5doCallRealMethod().`when`(mock).get(1)6doNothing().`when`(mock).get(1)7doReturn(100).`when`(mock).get(1)8doThrow(RuntimeException()).`when`(mock).get(1)9doNothing().`when`(mock).get(1)10doAnswer { 100 }.`when`(mock).get(1)11doCallRealMethod().`when`(mock).get(1)12doNothing().`when`(mock).get(1)13doReturn(100).`when`(mock).get(1)14doThrow(RuntimeException()).`when`(mock).get(1)15doNothing().`when`(mock).get(1)16doAnswer { 100 }.`when`(mock).get(1)17doCallRealMethod().`when`(mock).get(1)18doNothing().`when`(

doReturn

Using AI Code Generation

1doReturn("mocked value").whenever(mock).method()2doThrow(RuntimeException("mocked exception")).whenever(mock).method()3doAnswer { invocation ->4println("called with arguments: " + invocation.arguments)5}.whenever(mock).method()6doNothing().whenever(mock).method()7doCallRealMethod().whenever(mock).method()8doAnswer { invocation ->9println("called with arguments: " + invocation.arguments)10}.whenever(mock).method()11doReturn("mocked value").whenever(mock).method()12doThrow(RuntimeException("mocked exception")).whenever(mock).method()13doAnswer { invocation ->14println("called with arguments: " + invocation.arguments)15}.whenever(mock).method()16doNothing().whenever(mock).method()17doCallRealMethod().whenever(mock).method()18doAnswer { invocation ->19println("called with arguments: " + invocation.arguments)20}.whenever(mock).method()21doReturn("mocked value").whenever(mock).method()22doThrow(RuntimeException("mocked exception")).whenever(mock).method()23doAnswer { invocation ->24println("called with arguments: " + invocation.arguments)25}.whenever(mock).method()

doReturn

Using AI Code Generation

1    val stubber = doReturn(5)2    stubber.`when`(mock).get(0)3    assertThat(mock.get(0)).isEqualTo(5)4    doReturn(5).`when`(mock).get(0)5    assertThat(mock.get(0)).isEqualTo(5)6    fun <T> doReturn(value: T): Stubber = Mockito.doReturn(value)

doReturn

Using AI Code Generation

1import org.mockito.kotlin.doReturn2doReturn(mockedObject).`when`(mockedObject).function()3import org.mockito.kotlin.doReturn4doReturn(mockedObject).`when`(mockedObject).function()5import org.mockito.kotlin.doReturn6doReturn(mockedObject).`when`(mockedObject).function()7import org.mockito.kotlin.doReturn8doReturn(mockedObject).`when`(mockedObject).function()9import org.mockito.kotlin.doReturn10doReturn(mockedObject).`when`(mockedObject).function()11import org.mockito.kotlin.doReturn12doReturn(mockedObject).`when`(mockedObject).function()13import org.mockito.kotlin.doReturn14doReturn(mockedObject).`when`(mockedObject).function()15import org.mockito.kotlin.doReturn16doReturn(mockedObject).`when`(mockedObject).function()17import org.mockito.kotlin.doReturn18doReturn(mockedObject).`when`(mockedObject).function()19import org.mockito.kotlin.doReturn20doReturn(mockedObject).`when`(mockedObject).function()21import org.mockito.kotlin.doReturn22doReturn(mockedObject).`when`(mockedObject).function()23import org.mockito.kotlin.doReturn24doReturn(mockedObject).`when`(mockedObject).function()25import org.mockito.kotlin.doReturn26doReturn(mockedObject).`when`(mockedObject).function()27import org.mockito.kotlin.doReturn28doReturn(mockedObject).`when`(mock

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