Github user srowen commented on a diff in the pull request: https://github.com/apache/spark/pull/10289#discussion_r48234838 --- Diff: yarn/src/test/scala/org/apache/spark/deploy/yarn/ClientSuite.scala --- @@ -43,12 +45,21 @@ import org.apache.spark.util.Utils class ClientSuite extends SparkFunSuite with Matchers with BeforeAndAfterAll { + var oldProperties: Properties = null --- End diff -- That's a fair point -- yes it's called two lines below, right? I think you could use the standard mechanism in the 2 places you're manually copying the sys properties?
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