How to use mergeListener method of io.kotest.engine.interceptors.EngineContext class

Best Kotest code snippet using io.kotest.engine.interceptors.EngineContext.mergeListener

SpecInitializationErrorTest.kt

Source:SpecInitializationErrorTest.kt Github

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...34 override fun executionStarted(testDescriptor: TestDescriptor?) {}35 override fun dynamicTestRegistered(testDescriptor: TestDescriptor?) {}36 }37 val listener = JUnitTestEngineListener(engineListener, root)38 val executor = SpecExecutor(NoopCoroutineDispatcherFactory, EngineContext(ProjectConfiguration()).mergeListener(listener))39 executor.execute(SpecRef.Reference(SpecWithFieldError::class))40 finished.toMap() shouldBe mapOf(41 "SpecInstantiationException" to TestExecutionResult.Status.FAILED,42 "com.sksamuel.kotest.runner.junit5.SpecWithFieldError" to TestExecutionResult.Status.FAILED43 )44 }45 test("an error in a class initializer should fail spec") {46 val root = KotestEngineDescriptor(47 UniqueId.forEngine("kotest"),48 emptyList(),49 emptyList(),50 emptyList(),51 null,52 )53 val finished = mutableMapOf<String, TestExecutionResult.Status>()54 val engineListener = object : EngineExecutionListener {55 override fun executionFinished(testDescriptor: TestDescriptor, testExecutionResult: TestExecutionResult) {56 finished[testDescriptor.displayName] = testExecutionResult.status57 }58 override fun reportingEntryPublished(testDescriptor: TestDescriptor?, entry: ReportEntry?) {}59 override fun executionSkipped(testDescriptor: TestDescriptor?, reason: String?) {}60 override fun executionStarted(testDescriptor: TestDescriptor?) {}61 override fun dynamicTestRegistered(testDescriptor: TestDescriptor?) {}62 }63 val listener = JUnitTestEngineListener(engineListener, root)64 val executor = SpecExecutor(NoopCoroutineDispatcherFactory, EngineContext(ProjectConfiguration()).mergeListener(listener))65 executor.execute(SpecRef.Reference(SpecWithInitError::class))66 finished.toMap() shouldBe mapOf(67 "SpecInstantiationException" to TestExecutionResult.Status.FAILED,68 "com.sksamuel.kotest.runner.junit5.SpecWithInitError" to TestExecutionResult.Status.FAILED,69 )70 }71})72private class SpecWithFieldError : FunSpec() {73 private val err = "failme".apply { error("foo") }74 init {75 test("foo") {76 }77 }78}...

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ConcurrentTestSuiteScheduler.kt

Source:ConcurrentTestSuiteScheduler.kt Github

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...55 if (context.configuration.projectWideFailFast && collector.errors) {56 context.listener.specIgnored(ref.kclass, null)57 } else {58 try {59 val executor = SpecExecutor(coroutineDispatcherFactory, context.mergeListener(collector))60 logger.log { Pair(ref.kclass.bestName(), "Executing ref") }61 executor.execute(ref)62 } catch (t: Throwable) {63 logger.log { Pair(ref.kclass.bestName(), "Unhandled error during spec execution $t") }64 throw t65 }66 }67 }68 logger.log { Pair(ref.kclass.bestName(), "Released permit") }69 }70 }71 }72}...

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EngineInterceptor.kt

Source:EngineInterceptor.kt Github

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...35 }36 /**37 * Returns this [EngineContext] with the given [listener] added via a [CompositeTestEngineListener].38 */39 fun mergeListener(listener: TestEngineListener): EngineContext {40 return EngineContext(suite, CompositeTestEngineListener(listOf(this.listener, listener)), tags, configuration)41 }42 fun withTestSuite(suite: TestSuite): EngineContext {43 return EngineContext(suite, listener, tags, configuration)44 }45 fun withListener(listener: TestEngineListener): EngineContext {46 return EngineContext(suite, listener, tags, configuration)47 }48 fun withConfiguration(c: ProjectConfiguration): EngineContext {49 return EngineContext(suite, listener, tags, c)50 }51 fun withTags(tags: TagExpression): EngineContext {52 return EngineContext(suite, listener, tags, configuration)53 }...

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TestEngineStartedFinishedInterceptorTest.kt

Source:TestEngineStartedFinishedInterceptorTest.kt Github

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...16 fired += "a"17 }18 }19 TestEngineStartedFinishedInterceptor.intercept(20 EngineContext.empty.mergeListener(listener)21 ) {22 fired += "b"23 EngineResult.empty24 }25 fired.shouldBe("ab")26 }27 test("should invoke engineFinished after downstream") {28 var fired = ""29 val listener = object : AbstractTestEngineListener() {30 override suspend fun engineFinished(t: List<Throwable>) {31 fired += "a"32 }33 }34 TestEngineStartedFinishedInterceptor.intercept(35 EngineContext.empty.mergeListener(listener)36 ) {37 fired += "b"38 EngineResult(listOf(Exception("foo")))39 }40 fired.shouldBe("ba")41 }42 test("should invoke engineFinished with errors") {43 var errors = emptyList<Throwable>()44 val listener = object : AbstractTestEngineListener() {45 override suspend fun engineFinished(t: List<Throwable>) {46 errors = t47 }48 }49 TestEngineStartedFinishedInterceptor.intercept(50 EngineContext.empty.mergeListener(listener)51 ) { EngineResult(listOf(Exception("foo"))) }52 errors.shouldHaveSize(1)53 }54})...

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TestSuiteScheduler.kt

Source:TestSuiteScheduler.kt Github

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...33 try {34 if (context.configuration.projectWideFailFast && collector.errors) {35 context.listener.specIgnored(it.kclass, null)36 } else {37 val executor = SpecExecutor(NoopCoroutineDispatcherFactory, context.mergeListener(collector))38 executor.execute(it)39 }40 } catch (e:Throwable) {41 println(e)42 errors.add(e)43 }44 }45 return EngineResult(errors.toList())46 }47}...

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WriteFailuresInterceptor.kt

Source:WriteFailuresInterceptor.kt Github

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...21 execute: suspend (EngineContext) -> EngineResult22 ): EngineResult {23 return if (context.configuration.writeSpecFailureFile) {24 val collector = CollectingTestEngineListener()25 val result = execute(context.mergeListener(collector))26 val failedSpecs = collector.tests27 .filterValues { it.isErrorOrFailure }28 .map { it.key.spec::class }29 .toSet()30 writeSpecFailures(failedSpecs, context.configuration.specFailureFilePath)31 result32 } else {33 execute(context)34 }35 }36 private fun writeSpecFailures(failures: Set<KClass<out Spec>>, filename: String) {37 val path = Paths.get(filename).toAbsolutePath()38 path.parent.toFile().mkdirs()39 val content = failures.distinct().joinToString("\n") { it.java.canonicalName }...

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EmptyTestSuiteInterceptor.kt

Source:EmptyTestSuiteInterceptor.kt Github

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...15 ): EngineResult {16 return when (context.configuration.failOnEmptyTestSuite) {17 true -> {18 val collector = CollectingTestEngineListener()19 val result = execute(context.mergeListener(collector))20 when {21 collector.tests.isEmpty() -> EngineResult(result.errors + EmptyTestSuiteException)22 else -> result23 }24 }25 false -> execute(context)26 }27 }28}29/**30 * Exception used to indicate that the engine had no specs to execute.31 */32object EmptyTestSuiteException : Exception("No specs were available to test")...

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TestEngineInitializeInterceptorTest.kt

Source:TestEngineInitializeInterceptorTest.kt Github

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...13 fired = true14 }15 }16 TestEngineInitializedInterceptor.intercept(17 EngineContext.empty.mergeListener(listener)18 ) { EngineResult.empty }19 fired.shouldBeTrue()20 }21})...

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mergeListener

Using AI Code Generation

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1fun EngineContext . mergeListener ( listener : TestEngineListener ) {2this . listener = object : TestEngineListener {3override fun engineStarted ( specs : List < Spec > ) {4listener . engineStarted ( specs )5this .@ mergeListener . listener . engineStarted ( specs )6}7override fun engineFinished ( t : List < Throwable > ) {8listener . engineFinished ( t )9this .@ mergeListener . listener . engineFinished ( t )10}11override fun specStarted ( spec : Spec ) {12listener . specStarted ( spec )13this .@ mergeListener . listener . specStarted ( spec )14}15override fun specFinished ( spec : Spec , results : Map < TestCase , TestResult > ) {16listener . specFinished ( spec , results )17this .@ mergeListener . listener . specFinished ( spec , results )18}19override fun testStarted ( testCase : TestCase ) {20listener . testStarted ( testCase )21this .@ mergeListener . listener . testStarted ( testCase )22}23override fun testFinished ( testCase : TestCase , result : TestResult ) {24listener . testFinished ( testCase , result )25this .@ mergeListener . listener . testFinished ( testCase , result )26}27}28}29}30val engineContext = EngineContext ( listener , specs , configuration , coroutineDispatcherFactory )31engineContext . mergeListener ( object : TestEngineListener {32override fun engineStarted ( specs : List < Spec > ) {33println ( "Engine started" )34}35override fun engineFinished ( t : List < Throwable > ) {36println ( "Engine finished" )37}38override fun specStarted ( spec : Spec ) {39println ( "Spec started" )40}41override fun specFinished ( spec : Spec , results : Map < TestCase , TestResult > ) {42println ( "Spec finished" )43}44override fun testStarted ( testCase : TestCase ) {45println ( "Test started" )46}47override fun testFinished ( testCase : TestCase , result : TestResult ) {48println ( "Test finished" )

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mergeListener

Using AI Code Generation

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1val engineContext = EngineContext ( engineListener , engineContext . configuration ) val engineListener = engineContext . mergeListener ( myCustomListener ) val engineContext = EngineContext ( engineListener , engineContext . configuration )2val specContext = SpecContext ( spec , specListener , specContext . configuration ) val specListener = specContext . mergeListener ( myCustomListener ) val specContext = SpecContext ( spec , specListener , specContext . configuration )3val testCaseContext = TestCaseContext ( testCase , testCaseListener , testCaseContext . configuration ) val testCaseListener = testCaseContext . mergeListener ( myCustomListener ) val testCaseContext = TestCaseContext ( testCase , testCaseListener , testCaseContext . configuration )4val testContext = TestContext ( test , testListener , testContext . configuration ) val testListener = testContext . mergeListener ( myCustomListener ) val testContext = TestContext ( test , testListener , testContext . configuration )5val testScopeContext = TestScopeContext ( testScope , testScopeListener , testScopeContext . configuration ) val testScopeListener = testScopeContext . mergeListener ( myCustomListener ) val testScopeContext = TestScopeContext ( testScope , testScopeListener , testScopeContext . configuration )6val testContext = TestContext ( test , testListener , testContext . configuration ) val testListener = testContext . mergeListener ( myCustomListener ) val testContext = TestContext ( test , testListener , testContext . configuration )7val testScopeContext = TestScopeContext ( testScope , testScopeListener , testScopeContext . configuration ) val testScopeListener = testScopeContext . mergeListener ( myCustomListener ) val testScopeContext = TestScopeContext ( testScope , testScopeListener , testScopeContext . configuration )8val testContext = TestContext (

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