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add regression test for doubly nested data #1

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Merged
cloud-fan merged 1 commit into from
Sep 5, 2014
Merged

add regression test for doubly nested data #1

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11 changes: 11 additions & 0 deletions sql/hive/src/test/scala/org/apache/spark/sql/hive/execution/SQLQuerySuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,10 @@ import org.apache.spark.sql.execution.{BroadcastHashJoin, ShuffledHashJoin}
import org.apache.spark.sql.hive.test.TestHive
import org.apache.spark.sql.hive.test.TestHive._

case class Nested1(f1: Nested2)
case class Nested2(f2: Nested3)
case class Nested3(f3: Int)

/**
* A collection of hive query tests where we generate the answers ourselves instead of depending on
* Hive to generate them (in contrast to HiveQuerySuite). Often this is because the query is
Expand All @@ -47,4 +51,11 @@ class SQLQuerySuite extends QueryTest {
GROUP BY key, value
ORDER BY value) a""").collect().toSeq)
}

test("double nested data") {
sparkContext.parallelize(Nested1(Nested2(Nested3(1))) :: Nil).registerTempTable("nested")
checkAnswer(
sql("SELECT f1.f2.f3 FROM nested"),
1)
}
}