Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/6380#discussion_r34633239
--- Diff:
streaming/src/test/scala/org/apache/spark/streaming/StreamingListenerSuite.scala
---
@@ -140,6 +141,16 @@ class StreamingListenerSuite extends TestSuiteBase
with Matchers {
}
true
}
+
+ test("registering listeners via spark.streaming.extraListeners") {
+ val conf = new SparkConf().setMaster("local").setAppName("test")
+ .set("spark.streaming.extraListeners",
classOf[BatchInfoCollector].getName + "," +
--- End diff --
Also please include a third case where the incorrect StreamingListener with
2 args is specified, which is expected throw an exception. Test with
`intercept[SparkException]` and check whether the exception message has
"Exception when registering Streaming Listener:" and the class name".
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