MaxGekk commented on code in PR #45095:
URL: https://github.com/apache/spark/pull/45095#discussion_r1489876902
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sql/core/src/test/scala/org/apache/spark/sql/errors/QueryExecutionErrorsSuite.scala:
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@@ -1151,6 +1153,21 @@ class QueryExecutionErrorsSuite
)
)
}
+
+ test("SPARK-43259: Uses unsupported custom encoder") {
+ class CustomEncoder extends Encoder[Int] {
+ override def schema: StructType = StructType(Array.empty[StructField])
+ override def clsTag: ClassTag[Int] = ClassTag.Int
+ }
+ val e = intercept[SparkRuntimeException] {
+ encoderFor(new CustomEncoder)
Review Comment:
Can you try to reproduce the issue using public Spark SQL API (sql or
Java/Scala/Python api)? If it is not possible, we should convert the error to
an internal one.
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