| /* |
| * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
| */ |
| |
| package kotlinx.coroutines.experimental.exceptions |
| |
| import kotlinx.coroutines.experimental.* |
| import kotlinx.coroutines.experimental.exceptions.* |
| import kotlinx.coroutines.experimental.selects.* |
| import java.io.* |
| import kotlin.test.* |
| |
| /* |
| * Set of counterparts to common tests which check suppressed exceptions |
| */ |
| class SuppresionTests : TestBase() { |
| |
| @Test |
| fun testCancellationTransparency() = runTest { |
| val deferred = async(kotlin.coroutines.experimental.coroutineContext, CoroutineStart.ATOMIC) { |
| expect(2) |
| throw ArithmeticException() |
| } |
| |
| expect(1) |
| deferred.cancel(IOException()) |
| |
| try { |
| deferred.await() |
| } catch (e: IOException) { |
| checkException<ArithmeticException>(e.suppressed()[0]) |
| finish(3) |
| } |
| } |
| |
| @Test |
| fun testNotificationsWithException() = runTest { |
| expect(1) |
| val coroutineContext = kotlin.coroutines.experimental.coroutineContext // workaround for KT-22984 |
| val coroutine = object : AbstractCoroutine<String>(coroutineContext, false) { |
| override fun onStart() { |
| expect(3) |
| } |
| |
| override fun onCancellation(cause: Throwable?) { |
| assertTrue(cause is ArithmeticException) |
| assertTrue(cause!!.suppressed().isEmpty()) |
| expect(5) |
| } |
| |
| override fun onCompleted(value: String) { |
| expectUnreached() |
| } |
| |
| override fun onCompletedExceptionally(exception: Throwable) { |
| assertTrue(exception is ArithmeticException) |
| checkException<IOException>(exception.suppressed()[0]) |
| expect(9) |
| } |
| } |
| |
| coroutine.invokeOnCompletion(onCancelling = true) { |
| assertTrue(it is ArithmeticException) |
| assertTrue(it!!.suppressed().isEmpty()) |
| expect(6) |
| } |
| |
| coroutine.invokeOnCompletion { |
| assertTrue(it is ArithmeticException) |
| checkException<IOException>(it!!.suppressed()[0]) |
| expect(8) |
| } |
| |
| expect(2) |
| coroutine.start() |
| expect(4) |
| coroutine.cancel(ArithmeticException()) |
| expect(7) |
| coroutine.resumeWithException(IOException()) |
| finish(10) |
| } |
| } |