[GitHub] ala commented on a change in pull request #23789: [SPARK-26878] QueryTest.compare() does not handle maps with array keys correctly

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

ala commented on a change in pull request #23789: [SPARK-26878] QueryTest.compare() does not handle maps with array keys correctly
URL: https://github.com/apache/spark/pull/23789#discussion_r257331800
 
 

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 File path: sql/core/src/test/scala/org/apache/spark/sql/QueryTest.scala
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 @@ -341,9 +341,11 @@ object QueryTest {
     case (a: Array[_], b: Array[_]) =>
       a.length == b.length && a.zip(b).forall { case (l, r) => compare(l, r)}
     case (a: Map[_, _], b: Map[_, _]) =>
-      val entries1 = a.iterator.toSeq.sortBy(_.toString())
-      val entries2 = b.iterator.toSeq.sortBy(_.toString())
-      compare(entries1, entries2)
+      a.size == b.size && a.keys.forall { aKey =>
+          b.keys.find(bKey => compare(aKey, bKey))
+            .map(bKey => compare(a(aKey), b(bKey)))
+            .getOrElse(false)
 
 Review comment:
   Yes, missed it, sorry. Thanks for the PR, though :+1: 

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