HyukjinKwon commented on a change in pull request #25243:
[SPARK-28498][SQL][TEST] always create a fresh copy of the SparkSession before
each test
URL: https://github.com/apache/spark/pull/25243#discussion_r307259127
##########
File path: sql/core/src/test/scala/org/apache/spark/sql/DataFrameSuite.scala
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@@ -477,22 +476,18 @@ class DataFrameSuite extends QueryTest with
SharedSQLContext {
}
test("withColumns: case sensitive") {
- withSQLConf(SQLConf.CASE_SENSITIVE.key -> "true") {
- val df = testData.toDF().withColumns(Seq("newCol1", "newCOL1"),
+ spark.sessionState.conf.setConf(SQLConf.CASE_SENSITIVE, true)
Review comment:
I agree with the idea of this PR in general and this comment.
Can we consider this new copy just as a safe guard? I think it's fine to
clean up within the test.
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