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ASF GitHub Bot commented on KAFKA-4927: --------------------------------------- Github user asfgit closed the pull request at: https://github.com/apache/kafka/pull/2716 > KStreamsTestDriver fails with NPE when KStream.to() sinks are used > ------------------------------------------------------------------ > > Key: KAFKA-4927 > URL: https://issues.apache.org/jira/browse/KAFKA-4927 > Project: Kafka > Issue Type: Bug > Components: streams > Affects Versions: 0.10.2.0 > Reporter: Wim Van Leuven > Assignee: Wim Van Leuven > Labels: test > Fix For: 0.11.0.0 > > > *Context* > KStreamsTestDriver allows to build integration tests of KStreamsTopologies. > This also includes topologies that sink data into outgoing topics by calling > the KStream.to() methods. > *Problem* > When a topic is added as a sink, the KStreamsTestDriver fails with > NullPointerExceptions. > *Solution* > BugFix the method KStreamTestDriver.process() method to also lookup a topic > by topicName as a sink when a source has not been found. > *PullRequest* -- This message was sent by Atlassian JIRA (v6.3.15#6346)