Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/18934#discussion_r134111215
--- Diff:
sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala
---
@@ -2021,4 +2021,22 @@ class SQLQuerySuite extends QueryTest with
SQLTestUtils with TestHiveSingleton {
checkAnswer(table.filter($"p" === "p1\" and q=\"q1").select($"a"),
Row(4))
}
}
+
+ test("SPARK-21721: Clear FileSystem deleterOnExit cache if path is
successfully removed") {
+ withTable("test21721") {
+ val deleteOnExitField =
classOf[FileSystem].getDeclaredField("deleteOnExit")
+ deleteOnExitField.setAccessible(true)
+
+ val fs = FileSystem.get(spark.sparkContext.hadoopConfiguration)
+ val setOfPath = deleteOnExitField.get(fs).asInstanceOf[Set[Path]]
+
+ val testData = sparkContext.parallelize(1 to 10).map(i =>
TestData(i, i.toString)).toDF()
+ sql("CREATE TABLE test21721 (key INT, value STRING)")
+ val pathSizeToDeleteOnExit = setOfPath.size()
+
+ (0 to 10).foreach(_ =>
testData.write.mode(SaveMode.Append).insertInto("test1"))
--- End diff --
please fix the typo, should be `test21721` instead of `test1`
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