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[SPARK-35693][SS][TEST] Add plan check for stream-stream join unit test #32836

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[SPARK-35693][SS][TEST] Add plan check for stream-stream join unit test #32836

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10 changes: 9 additions & 1 deletion sql/core/src/test/scala/org/apache/spark/sql/streaming/StreamingJoinSuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@ import org.scalatest.BeforeAndAfter

import org.apache.spark.scheduler.ExecutorCacheTaskLocation
import org.apache.spark.sql.{DataFrame, Row, SparkSession}
import org.apache.spark.sql.execution.exchange.ShuffleExchangeExec
import org.apache.spark.sql.execution.streaming.{MemoryStream, StatefulOperatorStateInfo, StreamingSymmetricHashJoinExec, StreamingSymmetricHashJoinHelper}
import org.apache.spark.sql.execution.streaming.state.{StateStore, StateStoreProviderId}
import org.apache.spark.sql.functions._
Expand Down Expand Up @@ -574,7 +575,14 @@ class StreamingInnerJoinSuite extends StreamingJoinSuite {
testStream(joined)(
AddData(input1, 1.to(1000): _*),
AddData(input2, 1.to(1000): _*),
CheckAnswer(1.to(1000): _*))
CheckAnswer(1.to(1000): _*),
Execute { query =>
// Verify the query plan
assert(query.lastExecution.executedPlan.collect {
case j @ StreamingSymmetricHashJoinExec(_, _, _, _, _, _, _, _,
_: ShuffleExchangeExec, ShuffleExchangeExec(_, _: ShuffleExchangeExec, _)) => j
}.size == 1)
})
}

test("SPARK-26187 restore the stream-stream inner join query from Spark 2.4") {
Expand Down