Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/5959#discussion_r29976425
--- Diff:
core/src/test/scala/org/apache/spark/util/ClosureCleanerSuite.scala ---
@@ -260,6 +265,25 @@ private object TestUserClosuresActuallyCleaned {
def testMapPartitionsWithIndex(rdd: RDD[Int]): Unit = {
rdd.mapPartitionsWithIndex { (_, it) => return; it }.count()
}
+ def testFlatMapWith(rdd: RDD[Int]): Unit = {
+ import java.util.Random
+ rdd.flatMapWith ((index: Int) => new Random(index + 42)){ (_, it) =>
return; Seq() }.count()
+ }
+ def testMapWith(rdd: RDD[Int]): Unit = {
+ import java.util.Random
+ rdd.mapWith ((index: Int) => new Random(index + 42)){ (_, it) =>
return; 0 }.count()
+ }
+ def testFilterWith(rdd: RDD[Int]): Unit = {
+ import java.util.Random
+ rdd.filterWith ((index: Int) => new Random(index + 42)){ (_, it) =>
return; true }.count()
+ }
+ def testForEachWith(rdd: RDD[Int]): Unit = {
+ import java.util.Random
--- End diff --
you can just import this once at the very top instead of doing it many times
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