fqaiser94 commented on a change in pull request #29322:
URL: https://github.com/apache/spark/pull/29322#discussion_r471770146
##########
File path:
sql/catalyst/src/test/scala/org/apache/spark/sql/catalyst/optimizer/complexTypesSuite.scala
##########
@@ -453,60 +453,81 @@ class ComplexTypesSuite extends PlanTest with
ExpressionEvalHelper {
checkEvaluation(GetMapValue(mb0, Literal(Array[Byte](3, 4))), null)
}
- private val structAttr = 'struct1.struct('a.int)
+ private val structAttr = 'struct1.struct('a.int, 'b.int)
private val testStructRelation = LocalRelation(structAttr)
- test("simplify GetStructField on WithFields that is not changing the
attribute being extracted") {
- val query = testStructRelation.select(
- GetStructField(WithFields('struct1, Seq("b"), Seq(Literal(1))), 0,
Some("a")) as "outerAtt")
- val expected = testStructRelation.select(GetStructField('struct1, 0,
Some("a")) as "outerAtt")
- checkRule(query, expected)
+ test("simplify GetStructField on UpdateFields that is not modifying the
attribute being " +
+ "extracted") {
+ // add attribute, extract an attribute from the original struct
+ val query1 =
testStructRelation.select(GetStructField(UpdateFields('struct1,
+ WithField("b", Literal(1)) :: Nil), 0, None) as "outerAtt")
+ // drop attribute, extract an attribute from the original struct
+ val query2 =
testStructRelation.select(GetStructField(UpdateFields('struct1, DropField("b")
::
+ Nil), 0, None) as "outerAtt")
+ // drop attribute, add attribute, extract an attribute from the original
struct
+ val query3 =
testStructRelation.select(GetStructField(UpdateFields('struct1, DropField("b")
::
+ WithField("c", Literal(2)) :: Nil), 0, None) as "outerAtt")
+ // drop attribute, add attribute, extract an attribute from the original
struct
+ val query4 =
testStructRelation.select(GetStructField(UpdateFields('struct1, DropField("a")
::
+ WithField("a", Literal(1)) :: Nil), 0, None) as "outerAtt")
+ val expected = testStructRelation.select(GetStructField('struct1, 0, None)
as "outerAtt")
Review comment:
Thanks, I've filed a JIRA for the `withField` + `getField` bug
[here](https://issues.apache.org/jira/browse/SPARK-32641) so we don't lose
visibility on it.
I intend to work on it over the weekend.
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