Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/18334#discussion_r123929887
--- Diff:
sql/core/src/test/scala/org/apache/spark/sql/test/SQLTestUtils.scala ---
@@ -165,6 +167,22 @@ private[sql] trait SQLTestUtils
}
/**
+ * Creates the specified number of temporary directories, which is then
passed to `f` and will be
+ * deleted after `f` returns.
+ */
+ protected def withTempPaths(numPaths: Int)(f: Seq[File] => Unit): Unit =
{
+ val files = mutable.Buffer[File]()
--- End diff --
nit: we can just create an array as we know the size.
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