Github user koeninger commented on a diff in the pull request:
https://github.com/apache/spark/pull/6632#discussion_r32872490
--- Diff:
external/kafka/src/test/scala/org/apache/spark/streaming/kafka/KafkaRDDSuite.scala
---
@@ -68,6 +68,21 @@ class KafkaRDDSuite extends SparkFunSuite with
BeforeAndAfterAll {
val received = rdd.map(_._2).collect.toSet
assert(received === messages)
+
+ // size-related method optimizations return sane results
+ assert(rdd.count === messages.size)
+ assert(rdd.countApprox(0).getFinalValue.mean === messages.size)
+ assert(! rdd.isEmpty)
+ assert(rdd.take(1).size === 1)
+ assert(messages(rdd.take(1).head._2))
--- End diff --
It's asserting that item taken from the rdd is a member of the set of
messages sent
On Fri, Jun 19, 2015 at 4:07 PM, Tathagata Das <[email protected]>
wrote:
> In
>
external/kafka/src/test/scala/org/apache/spark/streaming/kafka/KafkaRDDSuite.scala
> <https://github.com/apache/spark/pull/6632#discussion_r32869380>:
>
> > @@ -68,6 +68,21 @@ class KafkaRDDSuite extends SparkFunSuite with
BeforeAndAfterAll {
> >
> > val received = rdd.map(_._2).collect.toSet
> > assert(received === messages)
> > +
> > + // size-related method optimizations return sane results
> > + assert(rdd.count === messages.size)
> > + assert(rdd.countApprox(0).getFinalValue.mean === messages.size)
> > + assert(! rdd.isEmpty)
> > + assert(rdd.take(1).size === 1)
> > + assert(messages(rdd.take(1).head._2))
>
> What does this check? Shouldnt it check that rdd.take(1) === "the" //
> whatever is expected
>
> â
> Reply to this email directly or view it on GitHub
> <https://github.com/apache/spark/pull/6632/files#r32869380>.
>
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