Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/6294#discussion_r30841651
--- Diff:
streaming/src/test/scala/org/apache/spark/streaming/StreamingContextSuite.scala
---
@@ -224,6 +224,19 @@ class StreamingContextSuite extends FunSuite with
BeforeAndAfter with Timeouts w
}
}
+ test("stop gracefully even if a receiver misses StopReceiver") {
+ val conf = new SparkConf().setMaster(master).setAppName(appName)
+ sc = new SparkContext(conf)
+ ssc = new StreamingContext(sc, Milliseconds(100))
+ val input = ssc.receiverStream(new TestReceiver)
+ input.foreachRDD(_ => {})
+ ssc.start()
+ // Call `ssc.stop` at once so that it's possible that the receiver
will miss "StopReceiver"
+ failAfter(30000 millis) {
--- End diff --
How is this test deterministic? I dont see how it is guaranteed to test the
situation where the context is stopped before the receiver has started?
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