HyukjinKwon commented on a change in pull request #29202:
URL: https://github.com/apache/spark/pull/29202#discussion_r459868527
##########
File path:
sql/core/src/test/scala/org/apache/spark/sql/internal/SQLConfSuite.scala
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@@ -181,6 +181,21 @@ class SQLConfSuite extends QueryTest with
SharedSparkSession {
}
}
+ test("reset - single configuration") {
+ val appId = spark.sparkContext.getConf.getAppId
+ sql("RESET spark.app.id")
+ assert(spark.conf.get("spark.app.id") === appId, "Should not change spark
core ones")
+ sql("SET spark.abc=xyz")
+ assert(spark.conf.get("spark.abc") === "xyz")
+ sql("RESET spark.abc")
+ intercept[NoSuchElementException](spark.conf.get("spark.abc"))
+ sql("RESET spark.abc")
+ val original = spark.conf.get(SQLConf.GROUP_BY_ORDINAL)
+ sql(s"set ${SQLConf.GROUP_BY_ORDINAL.key}=false")
Review comment:
tiny nit: maybe `set` -> `SET` just for consistency.
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