Github user cloud-fan commented on a diff in the pull request: https://github.com/apache/spark/pull/13651#discussion_r67203936 --- Diff: sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/expressions/ArithmeticExpressionSuite.scala --- @@ -128,12 +133,27 @@ class ArithmeticExpressionSuite extends SparkFunSuite with ExpressionEvalHelper checkEvaluation(Divide(left, Literal(convert(0))), null) // divide by zero } - DataTypeTestUtils.numericTypeWithoutDecimal.foreach { tpe => + Seq(DoubleType, DecimalType.SYSTEM_DEFAULT).foreach { tpe => checkConsistencyBetweenInterpretedAndCodegen(Divide, tpe, tpe) } } - test("/ (Divide) for integral type") { + test("SPARK-15776: Divide report unresolved when children's data type is " + --- End diff -- This suite is to test the correctness, not resolution. BTW, the resolution logic is defined by `ExpectedInputTypes`, I think we don't need to test it again for divide.
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