| /* |
| * Copyright 2016-2019 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
| */ |
| |
| package kotlinx.coroutines.exceptions |
| |
| import kotlinx.coroutines.* |
| import org.junit.* |
| import org.junit.rules.* |
| |
| class StackTraceRecoveryWithTimeoutTest : TestBase() { |
| |
| @get:Rule |
| val name = TestName() |
| |
| @Test |
| fun testStacktraceIsRecoveredFromSuspensionPoint() = runTest { |
| try { |
| outerWithTimeout() |
| } catch (e: TimeoutCancellationException) { |
| verifyStackTrace("timeout/${name.methodName}", e) |
| } |
| } |
| |
| private suspend fun outerWithTimeout() { |
| withTimeout(200) { |
| suspendForever() |
| } |
| expectUnreached() |
| } |
| |
| private suspend fun suspendForever() { |
| hang { } |
| expectUnreached() |
| } |
| |
| @Test |
| fun testStacktraceIsRecoveredFromLexicalBlockWhenTriggeredByChild() = runTest { |
| try { |
| outerChildWithTimeout() |
| } catch (e: TimeoutCancellationException) { |
| verifyStackTrace("timeout/${name.methodName}", e) |
| } |
| } |
| |
| private suspend fun outerChildWithTimeout() { |
| withTimeout(200) { |
| launch { |
| withTimeoutInChild() |
| } |
| yield() |
| } |
| expectUnreached() |
| } |
| |
| private suspend fun withTimeoutInChild() { |
| withTimeout(300) { |
| hang { } |
| } |
| expectUnreached() |
| } |
| |
| @Test |
| fun testStacktraceIsRecoveredFromSuspensionPointWithChild() = runTest { |
| try { |
| outerChild() |
| } catch (e: TimeoutCancellationException) { |
| verifyStackTrace("timeout/${name.methodName}", e) |
| } |
| } |
| |
| private suspend fun outerChild() { |
| withTimeout(200) { |
| launch { |
| smallWithTimeout() |
| } |
| suspendForever() |
| } |
| expectUnreached() |
| } |
| |
| private suspend fun smallWithTimeout() { |
| withTimeout(100) { |
| suspendForever() |
| } |
| expectUnreached() |
| } |
| } |