[FLINK-6945] TaskCancelAsyncProducerConsumerITCase.testCancelAsyncProducerAndConsumer instable test case

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 1.3.1, 1.4.0
• Fix Version/s: 1.3.2, 1.4.0
• Component/s: Tests
• Labels: test-stability
• Assignee: Till Rohrmann
• Reporter: Till Rohrmann
• Created: 19/Jun/17 07:52
• Updated: 21/Jun/17 04:05
• Resolved: 21/Jun/17 04:05

Description

The test case TaskCancelAsyncProducerConsumerITCase.testCancelAsyncProducerAndConsumer sometimes fails with a NullPointerException [1]. The reason is that contains a race condition between a check and the initialization logic of a Thread.

[1] https://s3.amazonaws.com/archive.travis-ci.org/jobs/243036022/log.txt

Issue Links

• links to: GitHub Pull Request #4139