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[SPARK-20131][DStream][Test] Flaky Test: org.apache.spark.streaming.StreamingContextSuite #17463

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[SPARK-20131][DStream][Test] Flaky Test: org.apache.spark.streaming.StreamingContextSuite #17463

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Flaky Test: org.apache.spark.streaming.StreamingContextSuite
uncleGen Mar 29, 2017
c68c285
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uncleGen Mar 29, 2017
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9 changes: 2 additions & 7 deletions streaming/src/test/scala/org/apache/spark/streaming/StreamingContextSuite.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -813,7 +813,6 @@ class StreamingContextSuite extends SparkFunSuite with BeforeAndAfter with Timeo
val conf = new SparkConf().setMaster("local-cluster[2,1,1024]").setAppName(appName)
ssc = new StreamingContext(conf, Milliseconds(100))
val input = ssc.receiverStream(new TestReceiver)
val latch = new CountDownLatch(1)
@volatile var stopping = false
input.count().foreachRDD { rdd =>
// Make sure we can read from BlockRDD
Expand All @@ -823,18 +822,14 @@ class StreamingContextSuite extends SparkFunSuite with BeforeAndAfter with Timeo
new Thread() {
setDaemon(true)
override def run(): Unit = {
ssc.stop(stopSparkContext = true, stopGracefully = false)
latch.countDown()
ssc.stop(stopSparkContext = false, stopGracefully = false)
}
}.start()
}
}
ssc.start()
ssc.awaitTerminationOrTimeout(60000)
// Wait until `ssc.top` returns. Otherwise, we may finish this test too fast and leak an active
// SparkContext. Note: the stop codes in `after` will just do nothing if `ssc.stop` in this test
// is running.
assert(latch.await(60, TimeUnit.SECONDS))
ssc.sc.stop()
}

def addInputStream(s: StreamingContext): DStream[Int] = {
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