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61
benchmarks/src/main/scala/cats/effect/benchmarks/ParallelBenchmark.scala
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| /* | ||
| * Copyright 2020-2021 Typelevel | ||
| * | ||
| * 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. | ||
| */ | ||
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| package cats.effect.benchmarks | ||
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| import cats.effect.IO | ||
| import cats.effect.unsafe.implicits.global | ||
| import cats.implicits.{catsSyntaxParallelTraverse1, toTraverseOps} | ||
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| import org.openjdk.jmh.annotations._ | ||
| import org.openjdk.jmh.infra.Blackhole | ||
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| import java.util.concurrent.TimeUnit | ||
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| /** | ||
| * To do comparative benchmarks between versions: | ||
| * | ||
| * benchmarks/run-benchmark ParallelBenchmark | ||
| * | ||
| * This will generate results in `benchmarks/results`. | ||
| * | ||
| * Or to run the benchmark from within sbt: | ||
| * | ||
| * jmh:run -i 10 -wi 10 -f 2 -t 4 cats.effect.benchmarks.ParallelBenchmark | ||
| * | ||
| * Which means "10 iterations", "10 warm-up iterations", "2 forks", "4 thread". | ||
| * Please note that benchmarks should be usually executed at least in | ||
| * 10 iterations (as a rule of thumb), but more is better. | ||
| */ | ||
| @State(Scope.Thread) | ||
| @BenchmarkMode(Array(Mode.Throughput)) | ||
| @OutputTimeUnit(TimeUnit.SECONDS) | ||
| class ParallelBenchmark { | ||
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| @Param(Array("100", "1000", "10000")) | ||
| var size: Int = _ | ||
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| @Param(Array("100", "1000", "10000", "100000", "1000000")) | ||
| var cpuTokens: Long = _ | ||
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| @Benchmark | ||
| def parTraverse(): Unit = | ||
| 1.to(size).toList.parTraverse(_ => IO(Blackhole.consumeCPU(cpuTokens))).void.unsafeRunSync() | ||
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| @Benchmark | ||
| def traverse(): Unit = | ||
| 1.to(size).toList.traverse(_ => IO(Blackhole.consumeCPU(cpuTokens))).void.unsafeRunSync() | ||
| } |
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53 changes: 53 additions & 0 deletions
53
webworker-tests/src/main/scala/cats/effect/IOSpecRunner.scala
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| /* | ||
| * Copyright 2020-2021 Typelevel | ||
| * | ||
| * 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. | ||
| */ | ||
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| package cats.effect | ||
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| import org.scalajs.dom.webworkers.DedicatedWorkerGlobalScope | ||
| import org.specs2.control.ExecuteActions | ||
| import org.specs2.reporter.BufferedLineLogger | ||
| import org.specs2.runner.ClassRunner | ||
| import org.specs2.runner.Runner | ||
| import org.specs2.specification.core.Env | ||
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| import scala.scalajs.js | ||
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| object IOSpecRunner extends IOApp.Simple with ClassRunner { | ||
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| def postMessage(msg: js.Any): Unit = DedicatedWorkerGlobalScope.self.postMessage(msg) | ||
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| override def run: IO[Unit] = IO.fromFuture { | ||
| IO { | ||
| val spec = new IOSpec | ||
| val env = Env(lineLogger = new BufferedLineLogger { | ||
| override def infoLine(msg: String): Unit = postMessage(s"[info] $msg") | ||
| override def failureLine(msg: String): Unit = postMessage(s"[error] $msg") | ||
| override def errorLine(msg: String): Unit = postMessage(s"[error] $msg") | ||
| override def warnLine(msg: String): Unit = postMessage(s"[warn] $msg") | ||
| }) | ||
| val loader = new ClassLoader() {} | ||
| val action = for { | ||
| printers <- createPrinters(env.arguments, loader).toAction | ||
| stats <- Runner.runSpecStructure(spec.structure(env), env, loader, printers) | ||
| // TODO I have no idea how to suspend effects in this | ||
| _ = postMessage(stats.toString) | ||
| _ = postMessage(stats.isSuccess) | ||
| } yield () | ||
| ExecuteActions.runActionFuture(action)(env.executionEnv) | ||
| } | ||
| } | ||
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| } |
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webworker-tests/src/test/scala/cats/effect/WebWorkerIOSpec.scala
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| /* | ||
| * Copyright 2020-2021 Typelevel | ||
| * | ||
| * 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. | ||
| */ | ||
|
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| package cats.effect | ||
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| import org.scalajs.dom.webworkers.Worker | ||
| import org.scalajs.dom.window | ||
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| import scala.concurrent.duration._ | ||
| import scala.util.Try | ||
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| class WebWorkerIOSpec extends BaseSpec { | ||
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| override def executionTimeout = 5.minutes // This is to run the _entire_ IOSpec | ||
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| def scalaVersion = if (BuildInfo.scalaVersion.startsWith("2")) | ||
| BuildInfo.scalaVersion.split("\\.").init.mkString(".") | ||
| else | ||
| BuildInfo.scalaVersion | ||
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| def targetDir = s"${BuildInfo.baseDirectory}/target/scala-${scalaVersion}" | ||
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| Try(window).toOption.foreach { _ => | ||
| "io on webworker" should { | ||
| "pass the spec" in real { | ||
| for { | ||
| worker <- IO( | ||
| new Worker(s"file://${targetDir}/cats-effect-webworker-tests-fastopt/main.js")) | ||
| success <- IO.async_[Boolean] { cb => | ||
| worker.onmessage = { event => | ||
| event.data match { | ||
| case log: String => println(log) | ||
| case success: Boolean => cb(Right(success)) | ||
| case _ => () | ||
| } | ||
| } | ||
| } | ||
| } yield success mustEqual true | ||
| } | ||
| } | ||
| } | ||
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| } |
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| /* | ||
| * Copyright 2020-2021 Typelevel | ||
| * | ||
| * 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. | ||
| */ | ||
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| package java.io | ||
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| // hack hack buildinfo hack | ||
| class File(path: String) { | ||
| override def toString() = path | ||
| } |