<i18n dev> RFR: JDK-8316559: Refactor some util/Calendar tests to JUnit [v2]

[Lance Andersen]

On Fri, 22 Sep 2023 19:50:49 GMT, Justin Lu <jlu at openjdk.org> wrote:

>> Please review this PR which converts some tests under _Calendar_ to use JUnit. These tests either previously used the internal _IntlTest_, or used no framework at all. 
>> 
>> Any files named BugXXXXXXX.java will be renamed after review.
>
> Justin Lu has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Review: revert removal of SupressWarnings annotation
>  - Reflect review comments

Overall, this is fine.

I would like to suggest comments to introduce all tests and DataProviders.  Extra credit for helper methods.

>From a future maintainers Point of view, having more info in the tests is beneficial.

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Marked as reviewed by lancea (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/15853#pullrequestreview-1640620487