[GitHub] [spark] srowen commented on a change in pull request #32725: [SPARK-33933][FOLLOW-UP][SQL] Fix a flaky test case in AdaptiveQueryExecSuite

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

srowen commented on a change in pull request #32725:
URL: https://github.com/apache/spark/pull/32725#discussion_r643101102



##########
File path: core/src/test/scala/org/apache/spark/SparkFunSuite.scala
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@@ -217,19 +217,27 @@ abstract class SparkFunSuite
    */
   protected def withLogAppender(
       appender: Appender,
-      loggerName: Option[String] = None,
+      loggerNames: Seq[String] = Seq.empty,
       level: Option[Level] = None)(
       f: => Unit): Unit = {
-    val logger = loggerName.map(Logger.getLogger).getOrElse(Logger.getRootLogger)
-    val restoreLevel = logger.getLevel
-    logger.addAppender(appender)
-    if (level.isDefined) {
-      logger.setLevel(level.get)
+    val loggers = if (loggerNames.nonEmpty) {
+      loggerNames.map(Logger.getLogger)
+    } else {
+      Seq(Logger.getRootLogger)
+    }
+    val restoreLevels = loggers.map(_.getLevel)
+    loggers.foreach { logger =>
+      logger.addAppender(appender)
+      if (level.isDefined) {

Review comment:
       This could be `level.foreach`  in both places, but doesn't matter




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