Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/7268#discussion_r34714474
--- Diff:
core/src/test/scala/org/apache/spark/shuffle/hash/HashShuffleReaderSuite.scala
---
@@ -117,9 +117,13 @@ class HashShuffleReaderSuite extends SparkFunSuite
with LocalSparkContext {
val mapOutputTracker = mock(classOf[MapOutputTracker])
// Test a scenario where all data is local, just to avoid creating a
bunch of additional mocks
// for the code to read data over the network.
- val statuses: Array[(BlockManagerId, Long)] =
- Array.fill(numMaps)((localBlockManagerId,
byteOutputStream.size().toLong))
- when(mapOutputTracker.getServerStatuses(shuffleId,
reduceId)).thenReturn(statuses)
+ var mapId = 0
--- End diff --
Can you to `(0 to numMaps).map{}` to eliminate the need for this mutable
variable?
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