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How to use WriteFailuresInterceptor class of io.kotest.engine.interceptors package

Best Kotest code snippet using io.kotest.engine.interceptors.WriteFailuresInterceptor

WriteFailuresInterceptor.kt

Source:WriteFailuresInterceptor.kt

...14 * Note: This is a JVM only feature.15 */16@OptIn(KotestInternal::class)17@JVMOnly18internal object WriteFailuresInterceptor : EngineInterceptor {19   override suspend fun intercept(20      context: EngineContext,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 {...

interceptors.kt

Source:interceptors.kt

...10import io.kotest.engine.interceptors.SpecSortEngineInterceptor11import io.kotest.engine.interceptors.TestDslStateInterceptor12import io.kotest.engine.interceptors.TestEngineInitializedInterceptor13import io.kotest.engine.interceptors.TestEngineStartedFinishedInterceptor14import io.kotest.engine.interceptors.WriteFailuresInterceptor15@KotestInternal16actual fun testEngineInterceptors(): List<EngineInterceptor> {17   return listOfNotNull(18      TestEngineStartedFinishedInterceptor,19      KotestPropertiesInterceptor,20      TestDslStateInterceptor,21      SpecSortEngineInterceptor,22      ProjectExtensionEngineInterceptor,23      ProjectListenerEngineInterceptor,24      ProjectTimeoutEngineInterceptor,25      EmptyTestSuiteInterceptor,26      WriteFailuresInterceptor,27      DumpConfigInterceptor,28      TestEngineInitializedInterceptor,29   )30}...

WriteFailuresInterceptor

Using AI Code Generation

1val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()2val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()3val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()4val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()5val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()6val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()7val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()8val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()9val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()10val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()11val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()12val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()13val engine = TestEngineLauncher() .withListener(WriteFailuresInterceptor()) .launch()

WriteFailuresInterceptor

Using AI Code Generation

1    val file = File("test.txt")2    file.delete()3    val interceptor = WriteFailuresInterceptor(file)4    val engine = KotestEngine { listener(interceptor) }5    engine.execute(specs)6    val lines = file.readLines()7    println(lines)8    println("Total failed test cases: ${lines.size}")9}

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