How to use withArguments method of org.mockito.kotlin.UseConstructor class

Best Mockito-kotlin code snippet using org.mockito.kotlin.UseConstructor.withArguments

Mocking.kt

Source:Mocking.kt

...167    companion object {168        /** Invokes the parameterless constructor. */169        fun parameterless() = UseConstructor(emptyArray())170        /** Invokes a constructor with given arguments. */171        fun withArguments(vararg arguments: Any): UseConstructor {172            return UseConstructor(arguments.asList().toTypedArray())173        }174    }175}176@Deprecated(177      "Use mock() with optional arguments instead.",178      ReplaceWith("mock<T>(defaultAnswer = a)"),179      level = ERROR180)181inline fun <reified T : Any> mock(a: Answer<Any>): T = mock(defaultAnswer = a)182@Deprecated(183      "Use mock() with optional arguments instead.",184      ReplaceWith("mock<T>(name = s)"),185      level = ERROR...

MockingTest.kt

Source:MockingTest.kt

2import com.nhaarman.expect.expect3import com.nhaarman.expect.expectErrorWithMessage4import com.nhaarman.expect.fail5import org.mockito.kotlin.UseConstructor.Companion.parameterless6import org.mockito.kotlin.UseConstructor.Companion.withArguments7import org.mockito.kotlin.doReturn8import org.mockito.kotlin.mock9import org.mockito.kotlin.verify10import org.mockito.kotlin.whenever11import org.junit.Test12import org.mockito.Mockito13import org.mockito.exceptions.verification.WantedButNotInvoked14import org.mockito.invocation.DescribedInvocation15import org.mockito.kotlin.argumentCaptor16import org.mockito.listeners.InvocationListener17import org.mockito.mock.SerializableMode.BASIC18import java.io.PrintStream19import java.io.Serializable20import java.util.*21class MockingTest : TestBase() {22    private lateinit var propertyInterfaceVariable: MyInterface23    private lateinit var propertyClassVariable: MyClass24    @Test25    fun localInterfaceValue() {26        /* When */27        val instance: MyInterface = mock()28        /* Then */29        expect(instance).toNotBeNull()30    }31    @Test32    fun propertyInterfaceVariable() {33        /* When */34        propertyInterfaceVariable = mock()35        /* Then */36        expect(propertyInterfaceVariable).toNotBeNull()37    }38    @Test39    fun localClassValue() {40        /* When */41        val instance: MyClass = mock()42        /* Then */43        expect(instance).toNotBeNull()44    }45    @Test46    fun propertyClassVariable() {47        /* When */48        propertyClassVariable = mock()49        /* Then */50        expect(propertyClassVariable).toNotBeNull()51    }52    @Test53    fun untypedVariable() {54        /* When */55        val instance = mock<MyClass>()56        expect(instance).toNotBeNull()57    }58    @Test59    fun deepStubs() {60        val cal: Calendar = mock(defaultAnswer = Mockito.RETURNS_DEEP_STUBS)61        whenever(cal.time.time).thenReturn(123L)62        expect(cal.time.time).toBe(123L)63    }64    @Test65    fun testMockStubbing_lambda() {66        /* Given */67        val mock = mock<Open>() {68            on { stringResult() } doReturn "A"69        }70        /* When */71        val result = mock.stringResult()72        /* Then */73        expect(result).toBe("A")74    }75    @Test76    fun testMockStubbing_normalOverridesLambda() {77        /* Given */78        val mock = mock<Open>() {79            on { stringResult() }.doReturn("A")80        }81        whenever(mock.stringResult()).thenReturn("B")82        /* When */83        val result = mock.stringResult()84        /* Then */85        expect(result).toBe("B")86    }87    @Test88    fun mock_withCustomDefaultAnswer_parameterName() {89        /* Given */90        val mock = mock<Methods>(defaultAnswer = Mockito.RETURNS_SELF)91        /* When */92        val result = mock.builderMethod()93        /* Then */94        expect(result).toBe(mock)95    }96    @Test97    fun mock_withSettingsAPI_extraInterfaces() {98        /* Given */99        val mock = mock<Methods>(100              extraInterfaces = arrayOf(ExtraInterface::class)101        )102        /* Then */103        expect(mock).toBeInstanceOf<ExtraInterface>()104    }105    @Test106    fun mock_withSettingsAPI_name() {107        /* Given */108        val mock = mock<Methods>(name = "myName")109        /* When */110        expectErrorWithMessage("myName.stringResult()") on {111            verify(mock).stringResult()112        }113    }114    @Test115    fun mock_withSettingsAPI_defaultAnswer() {116        /* Given */117        val mock = mock<Methods>(defaultAnswer = Mockito.RETURNS_MOCKS)118        /* When */119        val result = mock.nonDefaultReturnType()120        /* Then */121        expect(result).toNotBeNull()122    }123    @Test124    fun mock_withSettingsAPI_serializable() {125        /* Given */126        val mock = mock<Methods>(serializable = true)127        /* Then */128        expect(mock).toBeInstanceOf<Serializable>()129    }130    @Test131    fun mock_withSettingsAPI_serializableMode() {132        /* Given */133        val mock = mock<Methods>(serializableMode = BASIC)134        /* Then */135        expect(mock).toBeInstanceOf<Serializable>()136    }137    @Test138    fun mock_withSettingsAPI_verboseLogging() {139        /* Given */140        val out = mock<PrintStream>()141        System.setOut(out)142        val mock = mock<Methods>(verboseLogging = true)143        try {144            /* When */145            verify(mock).stringResult()146            fail("Expected an exception")147        } catch (e: WantedButNotInvoked) {148            /* Then */149            argumentCaptor<DescribedInvocation>().apply {150                verify(out).println(capture())151                expect(lastValue.toString()).toBe("methods.stringResult();")152            }153        }154    }155    @Test156    fun mock_withSettingsAPI_invocationListeners() {157        /* Given */158        var bool = false159        val mock = mock<Methods>(invocationListeners = arrayOf(InvocationListener { bool = true }))160        /* When */161        mock.stringResult()162        /* Then */163        expect(bool).toHold()164    }165    @Test166    fun mock_withSettingsAPI_stubOnly() {167        /* Given */168        val mock = mock<Methods>(stubOnly = true)169        /* Expect */170        expectErrorWithMessage("is a stubOnly() mock") on {171            /* When */172            verify(mock).stringResult()173        }174    }175    @Test176    fun mock_withSettingsAPI_useConstructor() {177        /* Given */178        expectErrorWithMessage("Unable to create mock instance of type ") on {179            mock<ThrowingConstructor>(useConstructor = parameterless()) {}180        }181    }182    @Test183    fun mock_withSettingsAPI_useConstructorWithArguments_failing() {184        /* Given */185        expectErrorWithMessage("Unable to create mock instance of type ") on {186            mock<ThrowingConstructorWithArgument>(useConstructor = withArguments("Test")) {}187        }188    }189    @Test190    fun mock_withSettingsAPI_useConstructorWithArguments() {191        /* When */192        val result = mock<NonThrowingConstructorWithArgument>(useConstructor = withArguments("Test")) {}193        /* Then */194        expect(result).toNotBeNull()195    }196    @Test197    fun mockStubbing_withSettingsAPI_extraInterfaces() {198        /* Given */199        val mock = mock<Methods>(extraInterfaces = arrayOf(ExtraInterface::class)) {}200        /* Then */201        expect(mock).toBeInstanceOf<ExtraInterface>()202    }203    @Test204    fun mockStubbing_withSettingsAPI_name() {205        /* Given */206        val mock = mock<Methods>(name = "myName") {}...

AemArticleManagerTest.kt

Source:AemArticleManagerTest.kt

...47        fileManager = mock()48        manifestManager = mock()49        articleManager = mock(50            defaultAnswer = CALLS_REAL_METHODS,51            useConstructor = UseConstructor.withArguments(aemDb, api, fileManager, manifestManager, testScope)52        )53    }54    // region Translations55    @Test56    fun `processDownloadedTranslations()`() = testScope.runTest {57        val translation = mock<Translation>()58        val translations = listOf(translation)59        val uri = mock<Uri>()60        val manifest = mock<Manifest> { on { aemImports } doReturn listOf(uri) }61        val repository = aemDb.translationRepository().stub {62            onBlocking { isProcessed(any()) } doReturn false63        }64        whenever(manifestManager.getManifest(translation)) doReturn manifest65        whenever(articleManager.syncAemImportsFromManifest(any(), any())) doReturn null...

BaseRemoteMediatorTest.kt

Source:BaseRemoteMediatorTest.kt

...35    private lateinit var remoteMediatorDaoHelper: RemoteMediatorDaoHelper<Identifiable>36    private lateinit var remoteMediatorMock: BaseRemoteMediator<Identifiable>37    @Before38    fun setUp() {39        val daoHelperArguments = UseConstructor.withArguments(itemDao, remoteKeyDao, transactionManager)40        saveDaoHelper = mock(useConstructor = daoHelperArguments)41        cleanDaoHelper = mock(useConstructor = daoHelperArguments)42        remoteMediatorDaoHelper = mock(useConstructor = UseConstructor43            .withArguments(saveDaoHelper, remoteKeyDao, cleanDaoHelper)44        )45        remoteMediatorMock = BaseRemoteMediator(46            remoteMediatorDaoHelper, pagingApiHelper, loadDispatcher47        )48    }49    private fun getRefreshPagingState() : PagingState<Int, Identifiable> {50        return PagingState(51            listOf(),52            null,53            PagingConfig(10),54            10,55        )56    }57    @Test...

MockitoCodeGenerator.kt

Source:MockitoCodeGenerator.kt

...73            ""74        } else {75            val arguments =76                classUnderTest.constructorParameters.joinToString(", ") { parameter -> parameter.name }77            ", useConstructor = UseConstructor.withArguments($arguments)"78        }79}...

ItemDaoHelperTest.kt

Source:ItemDaoHelperTest.kt

...43        val daoHelper = getSaveItemsWithRemoteKeysDaoHelper()44        daoHelper.save(EmulatedData.characterList, emptyList())45    }46    private fun getSaveItemsWithRemoteKeysDaoHelper() : SaveItemsWithRemoteKeysDaoHelper<Any> =47        mock(useConstructor = UseConstructor.withArguments(48            itemDao, remoteKeyDao, mockTransactionManager49        ))50    @Test51    fun `clear item dao and remoteKey dao`() = runTest {52        val clearDaoHelper = ClearAllItemsAndKeysDaoHelper(itemDao, remoteKeyDao, mockTransactionManager)53        clearDaoHelper.clearTables()54        verify(itemDao).clear()55        verify(remoteKeyDao).clear()56    }57    @Test58    fun `get paging source`() = runTest {59        val pagingDaoHelper: GetPagingSourceDaoHelper<Any> = mock(60            useConstructor = UseConstructor.withArguments(pagingDao)61        )62        pagingDaoHelper.getPagingSource()63        verify(pagingDao).getPagingSource()64    }65}...

FeedActivityTests.kt

Source:FeedActivityTests.kt

...32    @Before33    fun setup() {34        mockModule = module(override = true) {35            single<FeedOutput>(override = true) { (view: FeedInput) ->36                mock<FeedPresenter>(useConstructor = UseConstructor.withArguments(view, get<APIClient>()))37            }38            single<APIClient> { mock() }39        }40        loadKoinModules(mockModule)41    }42    @After43    fun tearDown() {44        unloadKoinModules(mockModule)45    }46    @Test47    fun checkFeedLoading() {48        val feedItemStub = FeedItem("", null, null)49        ActivityScenario.launch(FeedActivity::class.java)50        // Init expected result...

AuthActivityTest.kt

Source:AuthActivityTest.kt

...24    @Before25    fun setup() {26        mockModule = module(override = true) {27            single<AuthOutput>(override = true) { (view: AuthInput) ->28                mock<AuthPresenter>(useConstructor = UseConstructor.withArguments(view, get<APIClient>()))29            }30            single<APIClient> { mock() }31        }32        loadKoinModules(mockModule)33    }34    @get:Rule35    val activityRule = ActivityScenarioRule(AuthActivity::class.java)36    @Test37    fun test_validateEditText() {38        onView(withId(R.id.userLogin)).perform(typeText("test-string")).check(matches(withText("test-string")))39    }40}...

withArguments

Using AI Code Generation

1val person = mock<Person> {2on { name } doReturn "John"3on { age } doReturn 204}5val person = mock<Person> {6on { name } doReturn "John"7on { age } doReturn 208}9val person = mock<Person> {10on { name } doReturn "John"11on { age } doReturn 2012}13val person = mock<Person> {14on { name } doReturn "John"15on { age } doReturn 2016}17val person = mock<Person> {18on { name } doReturn "John"19on { age } doReturn 2020}21val person = mock<Person> {22on { name } doReturn "John"23on { age } doReturn 2024}25val person = mock<Person> {26on { name } doReturn "John"27on { age } doReturn 2028}29val person = mock<Person> {30on { name } doReturn "John"31on { age } doReturn 2032}33val person = mock<Person> {34on { name } doReturn "John"35on { age } doReturn 2036}37val person = mock<Person> {38on { name } doReturn "John"39on { age } doReturn 2040}41val person = mock<Person> {42on { name } doReturn "John"43on { age } doReturn 2044}45val person = mock<Person> {46on { name } doReturn "John"47on { age } doReturn 2048}

withArguments

Using AI Code Generation

1val useConstructor = UseConstructor(1, "2", 3.0)2val mock = mock<SomeClass> {3on { someFunction(1, "2", 3.0) } doReturn "mocked"4}5val useConstructor = UseConstructor(1, "2", 3.0)6val mock = mock<SomeClass> {7on { someFunction(useConstructor) } doReturn "mocked"8}9val mock = mock<SomeClass> {10on { someFunction(any(), withArguments(UseConstructor(1, "2", 3.0))) } doReturn "mocked"11}12mock.someFunction(1, 2, 3, 4, 5, 6, 1, "2", 3.0, 1, "2", 3.0, 1, "2", 3.0, 1

withArguments

Using AI Code Generation

1val person = mock<Person> {2    on { getName() } doReturn "John"3    on { getAge() } doReturn 354    on { toString() } doReturn "Person(name=John, age=35)"5    on { equals(any()) } doReturn true6    on { hashCode() } doReturn 1237}8val person = mock<Person> {9    on { getName() } doReturn "John"10    on { getAge() } doReturn 3511    on { toString() } doReturn "Person(name=John, age=35)"12    on { equals(any()) } doReturn true13    on { hashCode() } doReturn 12314}15val person = mock<Person> {16    on { getName() } doReturn "John"17    on { getAge() } doReturn 3518    on { toString() } doReturn "Person(name=John, age=35)"19    on { equals(any()) } doReturn true20    on { hashCode() } doReturn 12321}22val person = mock<Person> {23    on { getName() } doReturn "John"24    on { getAge() } doReturn 3525    on { toString() } doReturn "Person(name=John, age=35)"26    on { equals(any()) } doReturn true27    on { hashCode() }

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