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https://issues.apache.org/jira/browse/FLINK-7554?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17334228#comment-17334228
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Flink Jira Bot commented on FLINK-7554:
---------------------------------------
This issue was marked "stale-assigned" and has not received an update in 7
days. It is now automatically unassigned. If you are still working on it, you
can assign it to yourself again. Please also give an update about the status of
the work.
> Add a testing RuntimeContext to test utilities
> ----------------------------------------------
>
> Key: FLINK-7554
> URL: https://issues.apache.org/jira/browse/FLINK-7554
> Project: Flink
> Issue Type: New Feature
> Components: API / DataStream, Tests
> Reporter: Timo Walther
> Assignee: Jiayi Liao
> Priority: Major
> Labels: pull-request-available, stale-assigned, starter
> Time Spent: 10m
> Remaining Estimate: 0h
>
> When unit testing user-defined functions it would be useful to have an
> official testing {{RuntimeContext}} that uses Java collections for storing
> state, metrics, etc.
> After executing the business logic, the user could then verify how the state
> of the UDF changed or which metrics have been collected.
> This issue includes documentation for the "Testing" section.
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