Github user twalthr commented on a diff in the pull request:
https://github.com/apache/flink/pull/4746#discussion_r142634197
--- Diff:
flink-libraries/flink-table/src/test/scala/org/apache/flink/table/utils/TableTestBase.scala
---
@@ -200,10 +201,30 @@ case class BatchTableTestUtil() extends TableTestUtil
{
printTable(tableEnv.sqlQuery(query))
}
+ def verifyExpressionProjection(fields: Seq[(String, TypeInformation[_])],
--- End diff --
The `TableTestBase` class is intended for general test utilities. This
looks very specific to me. I would add to to the `TableSourceTest` or a utils
class there.
---
