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package scala.collection
package parallel.immutable
import org.scalacheck._
import org.scalacheck.Gen
import org.scalacheck.Gen._
import org.scalacheck.Prop._
import org.scalacheck.Properties
import org.scalacheck.Arbitrary._
import scala.collection._
import scala.collection.parallel.ops._
import immutable.Vector
import immutable.VectorBuilder
abstract class ParallelVectorCheck[T](tp: String) extends collection.parallel.ParallelSeqCheck[T]("ParVector[" + tp + "]") {
// ForkJoinTasks.defaultForkJoinPool.setMaximumPoolSize(Runtime.getRuntime.availableProcessors * 2)
// ForkJoinTasks.defaultForkJoinPool.setParallelism(Runtime.getRuntime.availableProcessors * 2)
type CollType = ParVector[T]
def isCheckingViews = false
def hasStrictOrder = true
def ofSize(vals: Seq[Gen[T]], sz: Int) = {
val vb = new immutable.VectorBuilder[T]()
val gen = vals(rnd.nextInt(vals.size))
for (i <- 0 until sz) vb += sample(gen)
vb.result
}
def fromSeq(a: Seq[T]) = {
val pa = ParVector.newCombiner[T]
for (elem <- a.toList) pa += elem
pa.result
}
}
object IntParallelVectorCheck extends ParallelVectorCheck[Int]("Int") with IntSeqOperators with IntValues {
override def instances(vals: Seq[Gen[Int]]) = oneOf(super.instances(vals), sized { sz =>
(0 until sz).toArray.toSeq
}, sized { sz =>
(-sz until 0).toArray.toSeq
})
}
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