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

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

StructuresTests.kt

Source:StructuresTests.kt

...26'inputStream' @ [29:25] ==> @InlineOnly public inline fun ByteArray.inputStream(): ByteArrayInputStream defined in kotlin.io[DeserializedSimpleFunctionDescriptor]27'apply' @ [29:40] ==> @InlineOnly public inline fun <T> ByteArrayInputStream.apply(block: ByteArrayInputStream.() -> Unit): ByteArrayInputStream defined in kotlin[DeserializedSimpleFunctionDescriptor]28Inferred types:29    <T> -> ByteArrayInputStream30'doAnswer' @ [29:48] ==> public fun <T> doAnswer(answer: (InvocationOnMock) -> Unit?): Stubber defined in com.nhaarman.mockito_kotlin[DeserializedSimpleFunctionDescriptor]31Inferred types:32    <T> -> Unit33'closeCalls' @ [29:59] ==> var closeCalls: Int defined in net.corda.core.contracts.AttachmentTest.`openAsJAR does not leak file handle if attachment has corrupted manifest`[LocalVariableDescriptor]34'whenever' @ [29:77] ==> public fun <T> Stubber.whenever(mock: ByteArrayInputStream): (ByteArrayInputStream..ByteArrayInputStream?) defined in com.nhaarman.mockito_kotlin[DeserializedSimpleFunctionDescriptor]35Inferred types:36    <T> -> ByteArrayInputStream37'this' @ [29:86] ==> <this> defined in net.corda.core.contracts.AttachmentTest.`openAsJAR does not leak file handle if attachment has corrupted manifest`.<anonymous>[ReceiverParameterDescriptorImpl]38'close' @ [29:92] ==> public open fun close(): Unit defined in java.io.ByteArrayInputStream[JavaMethodDescriptor]39'UnsupportedOperationException' @ [31:43] ==> public final fun <init>(): UnsupportedOperationException /* = UnsupportedOperationException */ defined in kotlin.UnsupportedOperationException[TypeAliasConstructorDescriptorImpl]40'inputStream' @ [32:35] ==> val inputStream: ByteArrayInputStream defined in net.corda.core.contracts.AttachmentTest.`openAsJAR does not leak file handle if attachment has corrupted manifest`[LocalVariableDescriptor]41'attachment' @ [35:13] ==> val attachment: <no name provided> defined in net.corda.core.contracts.AttachmentTest.`openAsJAR does not leak file handle if attachment has corrupted manifest`[LocalVariableDescriptor]42'openAsJAR' @ [35:24] ==> public open fun openAsJAR(): JarInputStream defined in net.corda.core.contracts.AttachmentTest.`openAsJAR does not leak file handle if attachment has corrupted manifest`.<no name provided>[DeserializedSimpleFunctionDescriptor]43'fail' @ [36:13] ==> public fun fail(message: String? = ...): Nothing defined in kotlin.test[DeserializedSimpleFunctionDescriptor]44'assertEquals' @ [38:13] ==> public fun <@OnlyInputTypes T> assertEquals(expected: String?, actual: String?, message: String? = ...): Unit defined in kotlin.test[DeserializedSimpleFunctionDescriptor]...

DeviceTest.kt

Source:DeviceTest.kt

...14 * limitations under the License.15 */16package org.ocast.sdk.core17import com.nhaarman.mockitokotlin2.any18import com.nhaarman.mockitokotlin2.doAnswer19import com.nhaarman.mockitokotlin2.doReturn20import com.nhaarman.mockitokotlin2.mock21import com.nhaarman.mockitokotlin2.whenever22import junit.framework.TestCase.assertEquals23import okhttp3.Protocol24import okhttp3.Request25import okhttp3.Response26import okhttp3.internal.ws.RealWebSocket27import okhttp3.mockwebserver.MockResponse28import org.junit.Before29import org.junit.runner.RunWith30import org.mockito.Mockito31import org.mockito.invocation.InvocationOnMock32import org.mockito.stubbing.Stubber33import org.ocast.sdk.common.HttpClientTest34import org.ocast.sdk.common.SynchronizedRunnable35import org.ocast.sdk.dial.DialClient36import org.ocast.sdk.discovery.models.UpnpDevice37import org.powermock.api.mockito.PowerMockito38import org.powermock.core.classloader.annotations.PowerMockIgnore39import org.powermock.core.classloader.annotations.PrepareForTest40import org.powermock.modules.junit4.PowerMockRunner41import java.util.Timer42import java.util.concurrent.TimeUnit43import kotlin.concurrent.schedule44/**45 * An abstract class for unit tests of devices.46 */47@RunWith(PowerMockRunner::class)48@PowerMockIgnore("javax.net.ssl.*") // This fixes a java.lang.AssertionError with OkHttp and PowerMock49@PrepareForTest(fullyQualifiedNames = ["okhttp3.internal.ws.RealWebSocket", "org.ocast.sdk.core.*"])50abstract class DeviceTest<T>(deviceClass: Class<T>) : HttpClientTest() where T : Device, T : WebSocket.Listener {51    /** The device. */52    protected val device: T = deviceClass53        .getConstructor(UpnpDevice::class.java, DialClient::class.java, Long::class.java)54        .newInstance(UpnpDevice(), DialClient(baseURL), 5)55    /** The OCast web socket. */56    protected var webSocket: WebSocket? = null57    /** The underlying OkHttp web socket. */58    protected val realWebSocket = mock<RealWebSocket>()59    /** The device listener. */60    protected val deviceListener = mock<DeviceListener>()61    /** The event listener. */62    protected val eventListener = mock<EventListener>()63    @Before64    override fun setUp() {65        super.setUp()66        device.deviceListener = deviceListener67        device.eventListener = eventListener68        device.applicationName = "OrangeTVReceiverProd"69        stubWebSocket()70    }71    //region Protected methods72    /**73     * Schedules a list of messages received on the web socket.74     *75     * @param messages The list of messages with their associated delay.76     */77    protected fun scheduleReceivedMessages(vararg messages: Pair<String, Long>) {78        messages.forEach { message ->79            Timer().schedule(message.second) {80                webSocket?.onMessage(realWebSocket, message.first)81            }82        }83    }84    /**85     * Stubs a list of messages to be received on the web socket each time the send method is called.86     *87     * @param messages The list of messages with their associated delay.88     */89    protected fun stubReceivedMessages(vararg messages: Pair<String, Long>) {90        var stubbing: Stubber? = null91        messages.forEach { message ->92            val answer: (InvocationOnMock) -> Boolean = {93                scheduleReceivedMessages(message)94                true95            }96            stubbing = if (stubbing == null) Mockito.doAnswer(answer) else stubbing?.doAnswer(answer)97        }98        stubbing?.whenever(realWebSocket)?.send(any<String>())99    }100    /**101     * Waits for the device to connect.102     */103    protected fun awaitDeviceConnected() {104        if (device.state != Device.State.CONNECTED) {105            server.enqueue(MockResponse().setBody(createGetApplicationResponseBody()))106            val synchronizedOnSuccess = SynchronizedRunnable(Runnable {})107            device.connect(null, synchronizedOnSuccess, {})108            synchronizedOnSuccess.await(5, TimeUnit.SECONDS)109        }110        assertEquals(Device.State.CONNECTED, device.state)111    }112    /**113     * Waits for the application to start.114     */115    protected fun awaitApplicationStarted() {116        awaitDeviceConnected()117        server.enqueue(MockResponse().setBody(createGetApplicationResponseBody("running")))118        val synchronizedOnSuccess = SynchronizedRunnable(Runnable {})119        device.startApplication(synchronizedOnSuccess, {})120        synchronizedOnSuccess.await(5, TimeUnit.SECONDS)121    }122    //endregion123    //region Private methods124    /**125     * Stubs the underlying OkHttp web socket.126     */127    private fun stubWebSocket() {128        val webSocket = object : WebSocket("wss://192.168.1.65:4433/ocast", null, device) {129            override fun createWebSocket(): okhttp3.WebSocket {130                // The connect method is called in the RealWebSocket constructor131                return realWebSocket.apply { connect(mock()) }132            }133        }134        this.webSocket = webSocket135        PowerMockito.whenNew(WebSocket::class.java).withAnyArguments().thenReturn(webSocket)136        doAnswer {137            val response = Response.Builder()138                .request(Request.Builder().url("http://locahost").build())139                .protocol(Protocol.HTTP_1_1)140                .code(101)141                .message("")142                .build()143            Timer().schedule(100L) {144                webSocket.onOpen(realWebSocket, response)145            }146        }.whenever(realWebSocket).connect(any())147        doAnswer {148            Timer().schedule(100L) {149                webSocket.onClosed(realWebSocket, 1000, "Normal closure")150            }151            true152        }.whenever(realWebSocket).close(any(), any())153        doReturn(true).whenever(realWebSocket).send(any<String>())154    }155    /**156     * Creates a response body for the DIAL get application request.157     *158     * @param state The state of the DIAL application.159     * @return The response body.160     */161    protected fun createGetApplicationResponseBody(state: String = "stopped"): String {...

Mocklin.kt

Source:Mocklin.kt

...17    fun atLeast(numInvocations: Int): VerificationMode = Mockito.atLeast(numInvocations)!!18    fun atLeastOnce(): VerificationMode = Mockito.atLeastOnce()!!19    fun atMost(maxNumberOfInvocations: Int): VerificationMode = Mockito.atMost(maxNumberOfInvocations)!!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)!!...

MockitoHelper.kt

Source:MockitoHelper.kt

...21fun atLeast(numInvocations: Int): VerificationMode = Mockito.atLeast(numInvocations)!!22fun atLeastOnce(): VerificationMode = Mockito.atLeastOnce()!!23fun atMost(maxNumberOfInvocations: Int): VerificationMode = Mockito.atMost(maxNumberOfInvocations)!!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)!!...

StubberTest.kt

Source:StubberTest.kt

...6class StubberTest : TestBase() {7    @Test8    fun testDoAnswer() {9        val mock = mock<Methods>()10        doAnswer { "Test" }11            .whenever(mock)12            .stringResult()13        expect(mock.stringResult()).toBe("Test")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())...

Stubber.kt

Source:Stubber.kt

...26import org.mockito.Mockito27import org.mockito.invocation.InvocationOnMock28import org.mockito.stubbing.Stubber29import kotlin.reflect.KClass30fun <T> doAnswer(answer: (InvocationOnMock) -> T?): Stubber {31    return Mockito.doAnswer { answer(it) }!!32}33fun doCallRealMethod(): Stubber {34    return Mockito.doCallRealMethod()!!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          *toBeReturnedNext...

UDPSocketExt.kt

Source:UDPSocketExt.kt

...39            }40        }41        // Stub the same answer twice because UDP packets are sent twice42        repeat(2) {43            stubbing = if (stubbing == null) Mockito.doAnswer(answer) else stubbing?.doAnswer(answer)44        }45    }46    stubbing = stubbing?.doAnswer {47        // Following calls Do nothing48    }49    stubbing?.whenever(this)?.send(any(), any(), any())50}...

doAnswer

Using AI Code Generation

1val mock = mock<SomeClass>()2doAnswer { "Hello World" }.`when`(mock).someMethod()3val mock = mock<SomeClass>()4doReturn("Hello World").`when`(mock).someMethod()5val mock = mock<SomeClass>()6doThrow(RuntimeException("Hello World")).`when`(mock).someMethod()7val mock = mock<SomeClass>()8doCallRealMethod().`when`(mock).someMethod()9val mock = mock<SomeClass>()10doNothing().`when`(mock).someMethod()11val mock = mock<SomeClass>()12doAnswer { "Hello World" }.`when`(mock).someMethod()13val mock = mock<SomeClass>()14doReturn("Hello World").`when`(mock).someMethod()15val mock = mock<SomeClass>()16doThrow(RuntimeException("Hello World")).`when`(mock).someMethod()17val mock = mock<SomeClass>()18doCallRealMethod().`when`(mock).someMethod()19val mock = mock<SomeClass>()20doNothing().`when`(mock).someMethod()21val mock = mock<SomeClass>()22doAnswer { "Hello World" }.`when`(mock).someMethod()23val mock = mock<SomeClass>()24doReturn("Hello World").`when`(mock).someMethod()25val mock = mock<SomeClass>()26doThrow(RuntimeException("Hello World")).`when`(mock).someMethod()

doAnswer

Using AI Code Generation

1val mock = mock<SomeClass>()2doAnswer { it.getArgument(0) as String }.whenever(mock).someMethod(any())3val mock = mock<SomeClass>()4doReturn("some").whenever(mock).someMethod(any())5val mock = mock<SomeClass>()6doThrow(RuntimeException()).whenever(mock).someMethod(any())7val mock = mock<SomeClass>()8doNothing().whenever(mock).someMethod(any())9val mock = mock<SomeClass>()10doCallRealMethod().whenever(mock).someMethod(any())11val mock = mock<SomeClass>()12doAnswer { it.getArgument(0) as String }.whenever(mock).someMethod(any())13val mock = mock<SomeClass>()14doReturn("some").whenever(mock).someMethod(any())15val mock = mock<SomeClass>()16doThrow(RuntimeException()).whenever(mock).someMethod(any())17val mock = mock<SomeClass>()18doNothing().whenever(mock).someMethod(any())19val mock = mock<SomeClass>()20doCallRealMethod().whenever(mock).someMethod(any())21val mock = mock<SomeClass>()22doAnswer { it.getArgument(0) as String }.whenever(mock).someMethod(any())23val mock = mock<SomeClass>()24doReturn("some").whenever(mock).someMethod(any())25val mock = mock<SomeClass>()26doThrow(RuntimeException()).whenever(mock).someMethod(any())27val mock = mock<SomeClass>()

doAnswer

Using AI Code Generation

1doAnswer { invocation ->2} .whenever(mock).someMethod()3doReturn(“some value”)4.whenever(mock).someMethod()5doThrow(“some exception”)6.whenever(mock).someMethod()7doNothing()8.whenever(mock).someMethod()9doCallRealMethod()10.whenever(mock).someMethod()11doAnswer { invocation ->12} .whenever(mock).someMethod()13doReturn(“some value”)14.whenever(mock).someMethod()15doThrow(“some exception”)16.whenever(mock).someMethod()17doNothing()18.whenever(mock).someMethod()19doCallRealMethod()20.whenever(mock).someMethod()21doAnswer { invocation ->22} .whenever(mock).someMethod()23doReturn(“some value”)24.whenever(mock).someMethod()25doThrow(“some exception”)26.whenever(mock).someMethod()27doNothing()28.whenever(mock).someMethod()29doCallRealMethod()30.whenever(mock).someMethod()31doAnswer { invocation ->32} .whenever(mock).someMethod()33doReturn(“some value”)34.whenever(mock).someMethod()

doAnswer

Using AI Code Generation

1val stubber = doAnswer { invocation ->2println("doAnswer called")3}4val mock = mock<SomeInterface>()5stubber.`when`(mock).someMethod()6mock.someMethod()7val stubber = doAnswer { invocation ->8println("doAnswer called")9}10val mock = mock<SomeInterface>()11stubber.`when`(mock).someMethod()12mock.someMethod()13val stubber = doAnswer { invocation ->14println("doAnswer called")15}16val mock = mock<SomeInterface>()17stubber.`when`(mock).someMethod()18mock.someMethod()19val stubber = doAnswer { invocation ->20println("doAnswer called")21}22val mock = mock<SomeInterface>()23stubber.`when`(mock).someMethod()24mock.someMethod()25val stubber = doAnswer { invocation ->26println("doAnswer called")27}28val mock = mock<SomeInterface>()29stubber.`when`(mock).someMethod()30mock.someMethod()31val stubber = doAnswer { invocation ->32println("doAnswer called")33}34val mock = mock<SomeInterface>()35stubber.`when`(mock).someMethod()36mock.someMethod()37val stubber = doAnswer { invocation ->38println("doAnswer called")39}40val mock = mock<SomeInterface>()41stubber.`when`(mock).someMethod()42mock.someMethod()43val stubber = doAnswer { invocation ->44println("doAnswer called")45}46val mock = mock<SomeInterface>()47stubber.`when`(mock).someMethod()48mock.someMethod()49val stubber = doAnswer { invocation ->50println("doAnswer called")51}52val mock = mock<SomeInterface>()53stubber.`when`(mock).someMethod()54mock.someMethod()

doAnswer

Using AI Code Generation

1val stubber = doAnswer { invocation ->2println("Method: $method, args: $args")3}4val mock = mock<SomeClass>()5stubber.whenever(mock).someMethod(any())6mock.someMethod(1)7Method: public abstract java.lang.String com.example.SomeClass.someMethod(int), args: [1]8val stubber = doReturn("hello").whenever(mock).someMethod(any())9val stubber = doThrow(RuntimeException("hello")).whenever(mock).someMethod(any())10val stubber = doNothing().whenever(mock).someMethod(any())11val stubber = doCallRealMethod().whenever(mock).someMethod(any())12val stubber = doNothing().whenever(mock).someMethod(any())13val stubber = doCallRealMethod().whenever(mock).someMethod(any())14val stubber = doCallRealMethod().whenever(mock).someMethod(any())15val stubber = doCallRealMethod().whenever(mock).someMethod(any())16val stubber = doCallRealMethod().whenever(mock).someMethod(any())17val stubber = doCallRealMethod().whenever(mock).someMethod(any())18val stubber = doCallRealMethod().whenever(mock).someMethod(any())19val stubber = doCallRealMethod().whenever(mock).someMethod(any())

Automation Testing Tutorials

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.