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https://issues.apache.org/jira/browse/FLINK-10610?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16656591#comment-16656591
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ASF GitHub Bot commented on FLINK-10610:
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TisonKun opened a new pull request #6883: [FLINK-10610] [tests] Port
CoLocationConstraintITCase to new codebase
URL: https://github.com/apache/flink/pull/6883
## What is the purpose of the change
Port `CoLocationConstraintITCase` to new codebase
## Brief change log
1. Introduce `CountDownLatchedReceiver` and `CountDownLatchedSender` which
the sender only finished on all receiver running. It is for prevent the sender
finish causing return the slot, which breaks testing purpose.
2. do the porting job and replace `TestingCluster` with `MiniCluster`.
## Verifying this change
This change is a trivial rework and it itself the test.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (**no**)
- The public API, i.e., is any changed class annotated with `(Evolving)`:
(**no**)
- The serializers: (**no**)
- The runtime per-record code paths (performance sensitive): (**no**)
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: (**no**)
- The S3 file system connector: (**no**)
## Documentation
- Does this pull request introduce a new feature? (**no**)
- If yes, how is the feature documented? (**not applicable**)
cc @tillrohrmann
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> Port CoLocationConstraintITCase to new codebase
> -----------------------------------------------
>
> Key: FLINK-10610
> URL: https://issues.apache.org/jira/browse/FLINK-10610
> Project: Flink
> Issue Type: Sub-task
> Components: Tests
> Affects Versions: 1.7.0
> Reporter: TisonKun
> Assignee: TisonKun
> Priority: Major
> Labels: pull-request-available
> Fix For: 1.7.0
>
>
> Port {{CoLocationConstraintITCase}} to new codebase
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