| /* |
| * Copyright 2016-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license. |
| */ |
| |
| package kotlinx.coroutines.experimental.channels |
| |
| import com.devexperts.dxlab.lincheck.* |
| import com.devexperts.dxlab.lincheck.annotations.* |
| import com.devexperts.dxlab.lincheck.paramgen.* |
| import com.devexperts.dxlab.lincheck.stress.* |
| import kotlinx.coroutines.experimental.* |
| import org.junit.* |
| import java.io.* |
| |
| @Param(name = "value", gen = IntGen::class, conf = "1:3") |
| class ChannelIsClosedLinearizabilityTest : TestBase() { |
| |
| private val lt = LinTesting() |
| private lateinit var channel: Channel<Int> |
| |
| @Reset |
| fun resetChannel() { |
| channel = Channel() |
| } |
| |
| @Operation(runOnce = true) |
| fun send1(@Param(name = "value") value: Int) = lt.run("send1") { channel.send(value) } |
| |
| @Operation(runOnce = true) |
| fun send2(@Param(name = "value") value: Int) = lt.run("send2") { channel.send(value) } |
| |
| @Operation(runOnce = true) |
| fun receive1() = lt.run("receive1") { channel.receive() } |
| |
| @Operation(runOnce = true) |
| fun receive2() = lt.run("receive2") { channel.receive() } |
| |
| @Operation(runOnce = true) |
| fun close1() = lt.run("close1") { channel.close(IOException("close1")) } |
| |
| @Operation(runOnce = true) |
| fun isClosedForReceive() = lt.run("isClosedForReceive") { channel.isClosedForReceive } |
| |
| @Operation(runOnce = true) |
| fun isClosedForSend() = lt.run("isClosedForSend") { channel.isClosedForSend } |
| |
| @Test |
| fun testLinearizability() { |
| val options = StressOptions() |
| .iterations(100) |
| .invocationsPerIteration(1000 * stressTestMultiplier) |
| .addThread(1, 3) |
| .addThread(1, 3) |
| .addThread(1, 3) |
| .verifier(LinVerifier::class.java) |
| .injectExecution { actors, methods -> |
| actors[0].add(actorMethod(methods, "receive1")) |
| actors[0].add(actorMethod(methods, "receive2")) |
| actors[0].add(actorMethod(methods, "close1")) |
| |
| actors[1].add(actorMethod(methods, "send2")) |
| actors[1].add(actorMethod(methods, "send1")) |
| |
| actors[2].add(actorMethod(methods, "isClosedForSend")) |
| } |
| |
| LinChecker.check(ChannelIsClosedLinearizabilityTest::class.java, options) |
| } |
| } |