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How to use TerminalTestScope class of io.kotest.engine.test.scopes package

Best Kotest code snippet using io.kotest.engine.test.scopes.TerminalTestScope

createSpecExecutorDelegate.kt

Source:createSpecExecutorDelegate.kt

...10import io.kotest.engine.describe11import io.kotest.engine.it12import io.kotest.engine.listener.TestEngineListener13import io.kotest.engine.test.TestCaseExecutor14import io.kotest.engine.test.scopes.TerminalTestScope15import io.kotest.engine.test.interceptors.testNameEscape16import io.kotest.engine.test.names.getDisplayNameFormatter17import io.kotest.engine.test.status.isEnabledInternal18import io.kotest.engine.xit19import io.kotest.mpp.bestName20import kotlinx.coroutines.GlobalScope21import kotlinx.coroutines.promise22import kotlin.coroutines.coroutineContext23@ExperimentalKotest24internal actual fun createSpecExecutorDelegate(25   listener: TestEngineListener,26   defaultCoroutineDispatcherFactory: CoroutineDispatcherFactory,27   configuration: ProjectConfiguration,28): SpecExecutorDelegate = JavascriptSpecExecutorDelegate(configuration)29/**30 * Note: we need to use this: https://youtrack.jetbrains.com/issue/KT-2222831 */32@ExperimentalKotest33internal class JavascriptSpecExecutorDelegate(private val configuration: ProjectConfiguration) : SpecExecutorDelegate {34   private val formatter = getDisplayNameFormatter(35      configuration.registry,36      configuration37   )38   private val materializer = Materializer(configuration)39   override suspend fun execute(spec: Spec): Map<TestCase, TestResult> {40      val cc = coroutineContext41      // we use the spec itself as an outer/parent test.42      describe(testNameEscape(spec::class.bestName())) {43         materializer.materialize(spec).forEach { root ->44            val testDisplayName = testNameEscape(formatter.format(root))45            // todo find a way to delegate this to the test case executor46            val enabled = root.isEnabledInternal(configuration)47            if (enabled.isEnabled) {48               // we have to always invoke `it` to start the test so that the js test framework doesn't exit49               // before we invoke our callback. This also gives us the handle to the done callback.50               val test = it(testDisplayName) { done ->51                  // ideally we'd just launch the executor and have the listener setup the test52                  // but we can't launch a promise inside the describe and have it resolve the "it"53                  // this means we must duplicate the isEnabled check outside of the executor54                  GlobalScope.promise {55                     TestCaseExecutor(56                        PromiseTestCaseExecutionListener(done),57                        NoopCoroutineDispatcherFactory,58                        configuration59                     ).execute(root, TerminalTestScope(root, cc))60                  }61                  // we don't want to return the promise as the js frameworks will use that for test resolution62                  // instead of the done callback, and we prefer the callback as it allows for custom timeouts63                  Unit64               }65               // some frameworks default to a 2000 timeout,66               // here we set to a high number and use the timeout support kotest provides via coroutines67               test.timeout(Int.MAX_VALUE)68               Unit69            } else {70               xit(testDisplayName) {}71            }72         }73      }...

TestFinishedExecutionInterceptorTest.kt

Source:TestFinishedExecutionInterceptorTest.kt

...7import io.kotest.core.test.TestCase8import io.kotest.core.test.TestResult9import io.kotest.core.test.TestType10import io.kotest.engine.test.AbstractTestCaseExecutionListener11import io.kotest.engine.test.scopes.TerminalTestScope12import io.kotest.engine.test.interceptors.TestFinishedInterceptor13import io.kotest.matchers.shouldBe14class TestFinishedExecutionInterceptorTest : FunSpec({15   test("should notify of test finishes") {16      val tc = TestCase(17         TestFinishedExecutionInterceptorTest::class.toDescriptor().append("foo"),18         TestName("foo"),19         TestFinishedExecutionInterceptorTest(),20         {},21         sourceRef(),22         TestType.Test23      )24      val context = TerminalTestScope(tc, coroutineContext)25      var finished = false26      val listener = object : AbstractTestCaseExecutionListener() {27         override suspend fun testFinished(testCase: TestCase, result: TestResult) {28            super.testFinished(testCase, result)29            finished = true30         }31      }32      TestFinishedInterceptor(listener).intercept(tc, context) { _, _ -> TestResult.success(0) }33      finished shouldBe true34   }35   test("should notify of test ignores") {36      val tc = TestCase(37         TestFinishedExecutionInterceptorTest::class.toDescriptor().append("!foo"),38         TestName("!foo"),39         TestFinishedExecutionInterceptorTest(),40         {},41         sourceRef(),42         TestType.Test43      )44      val context = TerminalTestScope(tc, coroutineContext)45      var ignored = false46      var r: String? = null47      val listener = object : AbstractTestCaseExecutionListener() {48         override suspend fun testIgnored(testCase: TestCase, reason: String?) {49            ignored = true50            r = reason51         }52      }53      TestFinishedInterceptor(listener).intercept(tc, context) { _, _ -> TestResult.Ignored("wobble") }54      ignored shouldBe true55      r shouldBe "wobble"56   }57})...

EnabledCheckTestExecutionInterceptorTest.kt

Source:EnabledCheckTestExecutionInterceptorTest.kt

...7import io.kotest.core.spec.style.FunSpec8import io.kotest.core.test.TestCase9import io.kotest.core.test.TestResult10import io.kotest.core.test.TestType11import io.kotest.engine.test.scopes.TerminalTestScope12import io.kotest.engine.test.interceptors.EnabledCheckInterceptor13import io.kotest.matchers.shouldBe14import kotlin.time.Duration.Companion.seconds15class EnabledCheckTestExecutionInterceptorTest : FunSpec({16   test("should invoke chain function if test is enabled") {17      val tc = TestCase(18         EnabledCheckTestExecutionInterceptorTest::class.toDescriptor().append("foo"),19         TestName("foo"),20         EnabledCheckTestExecutionInterceptorTest(),21         {},22         sourceRef(),23         TestType.Test24      )25      val context = TerminalTestScope(tc, coroutineContext)26      // the test starts with ! so should not be enabled, therefore the chain should be ignored27      var fired = false28      EnabledCheckInterceptor(ProjectConfiguration()).intercept(tc, context) { _, _ ->29         fired = true30         TestResult.Success(0.seconds)31      }32      fired shouldBe true33   }34   test("should skip chain function if test is not enabled") {35      val tc = TestCase(36         EnabledCheckTestExecutionInterceptorTest::class.toDescriptor().append("!foo"),37         TestName("!foo"),38         EnabledCheckTestExecutionInterceptorTest(),39         {},40         sourceRef(),41         TestType.Test42      )43      val context = TerminalTestScope(tc, coroutineContext)44      // the test starts with ! so should not be enabled, therefore the chain should be ignored45      EnabledCheckInterceptor(ProjectConfiguration()).intercept(tc, context) { _, _ -> error("boom") }46   }47})...

ExceptionCapturingTestExecutionInterceptor.kt

Source:ExceptionCapturingTestExecutionInterceptor.kt

...6import io.kotest.core.spec.style.FunSpec7import io.kotest.core.test.TestCase8import io.kotest.core.test.TestType9import io.kotest.engine.test.interceptors.ExceptionCapturingInterceptor10import io.kotest.engine.test.scopes.TerminalTestScope11import io.kotest.matchers.booleans.shouldBeTrue12import kotlin.time.TimeSource13class ExceptionCapturingTestExecutionInterceptorTest : FunSpec({14   test("ExceptionCapturingTestExecutionInterceptor should capture assertion errors") {15      val tc = TestCase(16         ExceptionCapturingTestExecutionInterceptorTest::class.toDescriptor().append("foo"),17         TestName("foo"),18         ExceptionCapturingTestExecutionInterceptorTest(),19         {},20         sourceRef(),21         TestType.Test22      )23      val context = TerminalTestScope(tc, coroutineContext)24      ExceptionCapturingInterceptor(TimeSource.Monotonic.markNow())25         .intercept(tc, context) { _, _ -> throw AssertionError("boom") }26         .isFailure.shouldBeTrue()27   }28   test("ExceptionCapturingTestExecutionInterceptor should capture exceptions") {29      val tc = TestCase(30         ExceptionCapturingTestExecutionInterceptorTest::class.toDescriptor().append("foo"),31         TestName("foo"),32         ExceptionCapturingTestExecutionInterceptorTest(),33         {},34         sourceRef(),35         TestType.Test36      )37      val context = TerminalTestScope(tc, coroutineContext)38      ExceptionCapturingInterceptor(TimeSource.Monotonic.markNow())39         .intercept(tc, context) { _, _ -> error("boom") }40         .isError.shouldBeTrue()41   }42})...

TerminalTestScope.kt

Source:TerminalTestScope.kt

...5import kotlin.coroutines.CoroutineContext6/**7 * A [TestScope] that errors on registration attempts of nested tests.8 */9class TerminalTestScope(10   override val testCase: TestCase,11   override val coroutineContext: CoroutineContext12) : TestScope {13   override suspend fun registerTestCase(nested: NestedTest) {14      error("Nested tests are not supported")15   }16}...

TerminalTestScope

Using AI Code Generation

1    import io.kotest.core.spec.style.FunSpec2    import io.kotest.engine.test.scopes.TerminalTestScope3    import io.kotest.matchers.shouldBe4    class MySpec : FunSpec({5        test("hello") {6        }7    })

TerminalTestScope

Using AI Code Generation

1    import io.kotest.engine.test.scopes.TerminalTestScope2    import io.kotest.core.spec.style.FunSpec3    import io.kotest.matchers.shouldBe4    class MyTest : FunSpec({5        test("test 1") {6        }7    })

TerminalTestScope

Using AI Code Generation

1import io.kotest.core.spec.style.FunSpec2class MyTest : FunSpec({3    test("some test").config(enabled = false) {4    }5})6import io.kotest.core.spec.style.FunSpec7class MyTest : FunSpec({8    test("some test").config(enabled = false) {9    }10})11import io.kotest.core.spec.style.FunSpec12class MyTest : FunSpec({13    test("some test").config(enabled = false) {14    }15})16import io.kotest.core.spec.style.FunSpec17class MyTest : FunSpec({18    test("some test").config(enabled = false) {19    }20})21import io.kotest.core.spec.style.FunSpec22class MyTest : FunSpec({23    test("some test").config(enabled = false) {24    }25})26import io.kotest.core.spec.style.FunSpec27class MyTest : FunSpec({28    test("some test").config(enabled = false) {29    }30})31import io.kotest.core.spec.style.FunSpec32class MyTest : FunSpec({33    test("some test").config(enabled = false) {34    }35})36import io.kotest.core.spec.style.FunSpec37class MyTest : FunSpec({38    test("some test").config(enabled = false) {39    }40})41import io.kotest.core.spec.style.FunSpec42class MyTest : FunSpec({43    test("some test").config(enabled = false) {

TerminalTestScope

Using AI Code Generation

1import io.kotest.core.config.configuration  2import io.kotest.core.config.extensions  3import io.kotest.core.extensions.Extension  4import io.kotest.core.extensions.TestCaseExtension  5import io.kotest.core.extensions.TestExtension  6import io.kotest.core.extensions.TestListener  7import io.kotest.core.extensions.TestListenerExtension  8import io.kotest.core.listeners.TestListener  9import io.kotest.core.spec.Spec  10import io.kotest.core.test.TestCase  11import io.kotest.core.test.TestResult  12import io.kotest.core.test.TestType  13import io.kotest.core.test.createTestName  14import io.kotest.engine.test.contexts.TerminalTestContext  15import io.kotest.engine.test.interceptors.TestCaseExecutionInterceptors  16import io.kotest.engine.test.interceptors.TestExecutionInterceptors  17import io.kotest.engine.test.interceptors.TestTimeoutInterceptor  18import io.kotest.engine.test.interceptors.createTestTimeoutException  19import io.kotest.engine.test.status.TestStatus  20import io.kotest.mpp.bestName  21import io.kotest.mpp.log  22import kotlin.time.Duration  23import kotlin.time.ExperimentalTime24@OptIn(ExperimentalTime::class)  25class TerminalTestScope(  26val test: suspend () -> TestResult,  27) : TestScope {28get() = testCase.name29get() = testCase.description30get() = testCase.spec31get() = testCase.type32get() = testCase.source33get() = testCase.tags34get() = configuration.extensions()35get() = testCase.config36override fun registerTestCaseExtension(extension: TestCaseExtension) {

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