Github user andrewor14 commented on a diff in the pull request:
https://github.com/apache/spark/pull/9030#discussion_r41553096
--- Diff: sql/core/src/test/scala/org/apache/spark/sql/UnsafeRowSuite.scala
---
@@ -29,6 +30,32 @@ import org.apache.spark.unsafe.types.UTF8String
class UnsafeRowSuite extends SparkFunSuite {
+ test("UnsafeRow Java serialization") {
+ // serializing an UnsafeRow pointing to a large buffer should only
serialize the relevant data
+ val data = new Array[Byte](1024)
+ val row = new UnsafeRow
+ row.pointTo(data, 1, 16)
+ row.setLong(0, 19285)
+
+ val ser = new JavaSerializer(new SparkConf).newInstance()
+ val row1 = ser.deserialize[UnsafeRow](ser.serialize(row))
+ assert(row1.getLong(0) == 19285)
+ assert(row1.getBaseObject().asInstanceOf[Array[Byte]].length == 16)
+ }
+
+ test("UnsafeRow Kryo serialization") {
+ // serializing an UnsafeRow pointing to a large buffer should only
serialize the relevant data
+ val data = new Array[Byte](1024)
+ val row = new UnsafeRow
+ row.pointTo(data, 1, 16)
+ row.setLong(0, 19285)
+
+ val ser = new KryoSerializer(new SparkConf).newInstance()
+ val row1 = ser.deserialize[UnsafeRow](ser.serialize(row))
+ assert(row1.getLong(0) == 19285)
+ assert(row1.getBaseObject().asInstanceOf[Array[Byte]].length == 16)
--- End diff --
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