Re: [PR] [SPARK-49246][SQL][TESTS][FOLLOWUP] Fix flaky CollationSuite [spark]

["MaxGekk (via GitHub)" <gi...@apache.org>]

MaxGekk commented on code in PR #48031:
URL: https://github.com/apache/spark/pull/48031#discussion_r1750064704


##########
sql/core/src/test/scala/org/apache/spark/sql/CollationSuite.scala:
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@@ -947,7 +947,10 @@ class CollationSuite extends DatasourceV2SQLBase with AdaptiveSparkPlanHelper {
     withTable(table) {
       sql(s"create table $table (a array<string collate utf8_lcase>) using parquet")
       sql(s"insert into $table values (array('aaa')), (array('AAA'))")
-      checkAnswer(sql(s"select distinct a from $table"), Seq(Row(Seq("aaa"))))
+      val result = sql(s"select distinct a from $table").collect()
+      assert(result.length === 1)
+      val data = result.head.get(0).asInstanceOf[scala.collection.mutable.ArraySeq[String]]
+      assert(data === Array("aaa") || data === Array("AAA"))

Review Comment:
   You mean just non-deterministic, I guess.



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