Github user jiangxb1987 commented on a diff in the pull request: https://github.com/apache/spark/pull/20422#discussion_r165226127 --- Diff: core/src/test/scala/org/apache/spark/shuffle/sort/IndexShuffleBlockResolverSuite.scala --- @@ -133,4 +133,65 @@ class IndexShuffleBlockResolverSuite extends SparkFunSuite with BeforeAndAfterEa } assert(firstByte2(0) === 2) } + + test("SPARK-23253: index files should be created properly") { --- End diff -- +1 we can add check the index file in the original test case.
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