| /* |
| * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
| */ |
| |
| package kotlinx.coroutines.experimental.sync |
| |
| import kotlinx.coroutines.experimental.* |
| import kotlin.test.* |
| |
| class MutexStressTest : TestBase() { |
| @Test |
| fun testStress() = runTest { |
| val n = 1000 * stressTestMultiplier |
| val k = 100 |
| var shared = 0 |
| val mutex = Mutex() |
| val jobs = List(n) { |
| launch(CommonPool) { |
| repeat(k) { |
| mutex.lock() |
| shared++ |
| mutex.unlock() |
| } |
| } |
| } |
| jobs.forEach { it.join() } |
| println("Shared value = $shared") |
| assertEquals(n * k, shared) |
| } |
| } |