org.scalatestplus.junit5.ConcurrentDistributor.scala Maven / Gradle / Ivy
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/*
* Copyright 2001-2024 Artima, Inc.
*
* 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 org.scalatestplus.junit5
import org.scalatest._
import org.scalactic.Requirements._
import java.util.concurrent.ExecutorService
import java.util.concurrent.Future
import java.util.concurrent.LinkedBlockingQueue
/**
* This Distributor can be used by multiple threads.
*
* @author Bill Venners
*/
private[junit5] class ConcurrentDistributor(args: Args, execSvc: ExecutorService) extends Distributor {
private val futureQueue = new LinkedBlockingQueue[Future[_]]
def apply(suite: Suite, tracker: Tracker): Unit = {
apply(suite, args.copy(tracker = tracker))
}
def apply(suite: Suite, args: Args): Status = {
requireNonNull(suite, args)
val status = new StatefulStatus
val suiteRunner = new Runnable {
override def run(): Unit = {
suite.run(None, args)
status.setCompleted()
}
}
val future: Future[_] = execSvc.submit(suiteRunner)
futureQueue.put(future)
status
}
def poll() = None
def waitUntilDone(): Unit = {
while (futureQueue.peek != null)
futureQueue.poll().get()
}
}