dongjoon-hyun commented on a change in pull request #30162:
URL: https://github.com/apache/spark/pull/30162#discussion_r513828434
##########
File path:
sql/core/src/test/scala/org/apache/spark/sql/execution/streaming/state/StateStoreSuite.scala
##########
@@ -814,11 +818,53 @@ class StateStoreSuite extends
StateStoreSuiteBase[HDFSBackedStateStoreProvider]
}
}
+class StateStoreCompatibleSuite extends StreamTest with StateStoreCodecsTest {
+ testWithAllCodec("SPARK-33263: Recovery from checkpoint before codec config
introduced") {
+ val resourceUri = this.getClass.getResource(
+
"/structured-streaming/checkpoint-version-3.0.0-streaming-statestore-codec/").toURI
+ val checkpointDir = Utils.createTempDir().getCanonicalFile
+ FileUtils.copyDirectory(new File(resourceUri), checkpointDir)
+
+ import testImplicits._
+
+ val inputData = MemoryStream[Int]
+ val aggregated = inputData.toDF().groupBy("value").agg(count("*"))
+ inputData.addData(1, 2, 3)
+
+ /*
+ Note: The checkpoint was generated using the following input in Spark
version 3.0.0:
+ AddData(inputData, 1, 2, 3)
+ */
Review comment:
nit. Shall we adjust a little?
- https://github.com/databricks/scala-style-guide#documentation-style
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