[GitHub] [flink] JingsongLi commented on a change in pull request #11021: [FLINK-15546][table-planner-blink] Fix obscure error message from Sca…

[GitBox <gi...@apache.org>]

JingsongLi commented on a change in pull request #11021: [FLINK-15546][table-planner-blink] Fix obscure error message from Sca…
URL: https://github.com/apache/flink/pull/11021#discussion_r376231296
 
 

 ##########
 File path: flink-table/flink-table-planner-blink/src/test/scala/org/apache/flink/table/planner/expressions/RowTypeTest.scala
 ##########
 @@ -129,4 +128,17 @@ class RowTypeTest extends RowTypeTestBase {
       "null"
     )
   }
+
+  @Test
+  def testUnsupportedCast(): Unit = {
+    expectedException.expect(classOf[ValidationException])
+    expectedException.expectMessage(
+      "Unsupported cast from Row(f0: String, f1: Boolean) to Long")
+
+    testTableApi(
+      'f5.cast(DataTypes.BIGINT()),
 
 Review comment:
   Ah... yes, this is table api, we want to fix sql api.

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