Github user tdas commented on a diff in the pull request:
https://github.com/apache/spark/pull/4957#discussion_r26092901
--- Diff:
streaming/src/test/scala/org/apache/spark/streaming/ReceiverSuite.scala ---
@@ -161,50 +161,27 @@ class ReceiverSuite extends TestSuiteBase with
Timeouts with Serializable {
val maxRate = 100
val conf = new SparkConf().set("spark.streaming.blockInterval",
blockInterval.toString).
set("spark.streaming.receiver.maxRate", maxRate.toString)
- val blockGenerator = new BlockGenerator(blockGeneratorListener, 1,
conf)
val expectedBlocks = 20
val waitTime = expectedBlocks * blockInterval
val expectedMessages = maxRate * waitTime / 1000
- val expectedMessagesPerBlock = maxRate * blockInterval / 1000
- val generatedData = new ArrayBuffer[Int]
+ val generatedData = 0 until expectedMessages
// Generate blocks
val startTime = System.currentTimeMillis()
+ val blockGenerator = new BlockGenerator(blockGeneratorListener, 1,
conf)
blockGenerator.start()
- var count = 0
- while(System.currentTimeMillis - startTime < waitTime) {
- blockGenerator.addData(count)
- generatedData += count
- count += 1
- Thread.sleep(1)
- }
+ generatedData.foreach(blockGenerator.addData(_))
blockGenerator.stop()
+ val endTime = System.currentTimeMillis()
+ // should have been rate limited
+ assert(endTime - startTime >= waitTime, "Should have taken longer than
the theoretical minimum time")
+
+ // we should get the same data
val recordedBlocks = blockGeneratorListener.arrayBuffers
val recordedData = recordedBlocks.flatten
assert(blockGeneratorListener.arrayBuffers.size > 0, "No blocks
received")
assert(recordedData.toSet === generatedData.toSet, "Received data not
same")
--- End diff --
This is a superset assertion of the previous line, so this one should
suffice.
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