| /* |
| * Copyright 2016-2017 JetBrains s.r.o. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the 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) |
| } |
| } |