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Diffstat (limited to 'test/files/run/t5293.scala')
-rw-r--r-- | test/files/run/t5293.scala | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/test/files/run/t5293.scala b/test/files/run/t5293.scala deleted file mode 100644 index c42c967b42..0000000000 --- a/test/files/run/t5293.scala +++ /dev/null @@ -1,83 +0,0 @@ - - - -import scala.collection.JavaConverters._ - - - -object Test extends App { - - def bench(label: String)(body: => Unit): Long = { - val start = System.nanoTime - - 0.until(10).foreach(_ => body) - - val end = System.nanoTime - - //println("%s: %s ms".format(label, (end - start) / 1000.0 / 1000.0)) - - end - start - } - - def benchJava(values: java.util.Collection[Int]) = { - bench("Java Set") { - val set = new java.util.HashSet[Int] - - set.addAll(values) - } - } - - def benchScala(values: Iterable[Int]) = { - bench("Scala Set") { - val set = new scala.collection.mutable.HashSet[Int] - - set ++= values - } - } - - def benchScalaSorted(values: Iterable[Int]) = { - bench("Scala Set sorted") { - val set = new scala.collection.mutable.HashSet[Int] - - set ++= values.toArray.sorted - } - } - - def benchScalaPar(values: Iterable[Int]) = { - bench("Scala ParSet") { - val set = new scala.collection.parallel.mutable.ParHashSet[Int] map { x => x } - - set ++= values - } - } - - val values = 0 until 50000 - val set = scala.collection.mutable.HashSet.empty[Int] - - set ++= values - - // warmup - for (x <- 0 until 5) { - benchJava(set.asJava) - benchScala(set) - benchScalaPar(set) - benchJava(set.asJava) - benchScala(set) - benchScalaPar(set) - } - - val javaset = benchJava(set.asJava) - val scalaset = benchScala(set) - val scalaparset = benchScalaPar(set) - - assert(scalaset < (javaset * 8), "scalaset: " + scalaset + " vs. javaset: " + javaset) - assert(scalaparset < (javaset * 8), "scalaparset: " + scalaparset + " vs. javaset: " + javaset) -} - - - - - - - - |