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package scala.collection.parallel
package 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._
abstract class ParallelHashMapCheck[K, V](tp: String) extends ParallelMapCheck[K, V]("immutable.ParHashMap[" + tp + "]") {
ForkJoinTasks.defaultForkJoinPool.setMaximumPoolSize(Runtime.getRuntime.availableProcessors * 2)
ForkJoinTasks.defaultForkJoinPool.setParallelism(Runtime.getRuntime.availableProcessors * 2)
type CollType = ParHashMap[K, V]
def isCheckingViews = false
def hasStrictOrder = false
def instances(vals: Seq[Gen[(K, V)]]): Gen[Iterable[(K, V)]] = sized { sz =>
var hm = new immutable.HashMap[K, V]
val gen = vals(rnd.nextInt(vals.size))
for (i <- 0 until sz) hm += sample(gen)
hm
}
def fromTraversable(t: Traversable[(K, V)]) = {
var phm = new ParHashMap[K, V]
var i = 0
for (kv <- t.toList) {
phm += kv
i += 1
}
phm
}
}
object IntIntParallelHashMapCheck extends ParallelHashMapCheck[Int, Int]("Int, Int")
with PairOperators[Int, Int]
with PairValues[Int, Int]
{
def intvalues = new IntValues {}
def kvalues = intvalues.values
def vvalues = intvalues.values
val intoperators = new IntOperators {}
def voperators = intoperators
def koperators = intoperators
override def printDataStructureDebugInfo(ds: AnyRef) = ds match {
case pm: ParHashMap[k, v] =>
pm.printDebugInfo
case _ =>
println("could not match data structure type: " + ds.getClass)
}
}
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