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Diffstat (limited to 'test/pending/run/t5293-map.scala')
-rw-r--r-- | test/pending/run/t5293-map.scala | 88 |
1 files changed, 0 insertions, 88 deletions
diff --git a/test/pending/run/t5293-map.scala b/test/pending/run/t5293-map.scala deleted file mode 100644 index 2707aed07e..0000000000 --- a/test/pending/run/t5293-map.scala +++ /dev/null @@ -1,88 +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.Map[Int, Int]) = { - bench("Java Map") { - val m = new java.util.HashMap[Int, Int] - - m.putAll(values) - } - } - - def benchScala(values: Iterable[(Int, Int)]) = { - bench("Scala Map") { - val m = new scala.collection.mutable.HashMap[Int, Int] - - m ++= values - } - } - - def benchScalaSorted(values: Iterable[(Int, Int)]) = { - bench("Scala Map sorted") { - val m = new scala.collection.mutable.HashMap[Int, Int] - - m ++= values.toArray.sorted - } - } - - def benchScalaPar(values: Iterable[(Int, Int)]) = { - bench("Scala ParMap") { - val m = new scala.collection.parallel.mutable.ParHashMap[Int, Int] map { x => x } - - m ++= values - } - } - - val total = 50000 - val values = (0 until total) zip (0 until total) - val map = scala.collection.mutable.HashMap.empty[Int, Int] - - map ++= values - - // warmup - for (x <- 0 until 5) { - benchJava(map.asJava) - benchScala(map) - benchScalaPar(map) - benchJava(map.asJava) - benchScala(map) - benchScalaPar(map) - } - - val javamap = benchJava(map.asJava) - val scalamap = benchScala(map) - val scalaparmap = benchScalaPar(map) - - // println(javamap) - // println(scalamap) - // println(scalaparmap) - - assert(scalamap < (javamap * 10), "scalamap: " + scalamap + " vs. javamap: " + javamap) - assert(scalaparmap < (javamap * 10), "scalaparmap: " + scalaparmap + " vs. javamap: " + javamap) -} - - - - - - - - |