| /* |
| * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
| */ |
| |
| package kotlinx.coroutines.channels |
| |
| import kotlinx.coroutines.* |
| import org.junit.* |
| import org.junit.runner.* |
| import org.junit.runners.* |
| |
| @RunWith(Parameterized::class) |
| class ArrayChannelStressTest(private val capacity: Int) : TestBase() { |
| |
| companion object { |
| @Parameterized.Parameters(name = "{0}, nSenders={1}, nReceivers={2}") |
| @JvmStatic |
| fun params(): Collection<Array<Any>> = listOf(1, 10, 100, 100_000, 1_000_000).map { arrayOf<Any>(it) } |
| } |
| |
| @Test |
| fun testStress() = runTest { |
| val n = 100_000 * stressTestMultiplier |
| val q = Channel<Int>(capacity) |
| val sender = launch(coroutineContext) { |
| for (i in 1..n) { |
| q.send(i) |
| } |
| expect(2) |
| } |
| val receiver = launch(coroutineContext) { |
| for (i in 1..n) { |
| val next = q.receive() |
| check(next == i) |
| } |
| expect(3) |
| } |
| expect(1) |
| sender.join() |
| receiver.join() |
| finish(4) |
| } |
| } |