Github user gczsjdy commented on a diff in the pull request:
https://github.com/apache/spark/pull/16476#discussion_r95060564
--- Diff:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ConditionalExpressionSuite.scala
---
@@ -137,4 +139,48 @@ class ConditionalExpressionSuite extends SparkFunSuite
with ExpressionEvalHelper
checkEvaluation(CaseKeyWhen(c6, Seq(c5, c2, c4, c3)), null, row)
checkEvaluation(CaseKeyWhen(literalNull, Seq(c2, c5, c1, c6)), null,
row)
}
+
+ test("case field") {
--- End diff --
@tejasapatil The first 3 strings are base test strings, the 5th is for null
of string type. Probably I can remove the 4th one which is not useful.
About the tests' role, could you please check another thread where I @ you?
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