maropu commented on a change in pull request #28852:
URL: https://github.com/apache/spark/pull/28852#discussion_r445879344
##########
File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/datasources/FileIndexSuite.scala
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@@ -488,6 +489,26 @@ class FileIndexSuite extends SharedSparkSession {
val fileIndex = new TestInMemoryFileIndex(spark, path)
assert(fileIndex.leafFileStatuses.toSeq == statuses)
}
+
+ test("expire FileStatusCache if TTL is configured") {
+ val sparkConfWithTTl = sparkConf.set(SQLConf.METADATA_CACHE_TTL.key, "1")
+
+
withSparkSession(SparkSession.builder.config(sparkConfWithTTl).getOrCreate()) {
spark =>
+ val path = new Path("/tmp", "abc")
Review comment:
Ah, I see. How about `/tmp` -> `/dummy_tmp` make it clear that it is not
used.
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