GitHub user tzulitai opened a pull request: https://github.com/apache/flink/pull/6351
[FLINK-9862] [test] Extend general puropose DataStream test to have a tumbling window ## What is the purpose of the change This allows our end-to-end tests to have coverage for snapshotting / restoring timers, when configured to use different state backends. ## Brief change log - Add a tumbling window to the `DataStreamAllAroundTestProgram` - Change default "max out of orderness" setting of the source generator to 0 ## Verifying this change This is a change that affects existing tests ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (yes / **no**) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (yes / **no**) - The serializers: (yes / **no** / don't know) - The runtime per-record code paths (performance sensitive): (yes / **no** / don't know) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (yes / **no** / don't know) - The S3 file system connector: (yes / **no** / don't know) ## Documentation - Does this pull request introduce a new feature? (yes / **no**) - If yes, how is the feature documented? (**not applicable** / docs / JavaDocs / not documented) You can merge this pull request into a Git repository by running: $ git pull https://github.com/tzulitai/flink FLINK-9862 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/flink/pull/6351.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #6351 ---- commit a3bc102303481fa784b9c94d7838b1c2b5f65123 Author: Tzu-Li (Gordon) Tai <tzulitai@...> Date: 2018-07-17T10:00:40Z [FLINK-9862] [test] Extend general puropose DataStream test to have a tumbling window This allows the end-to-end tests to have coverage for testing checkpointing timers. ---- ---