RFR: 7903774: make all tests combinations printing nicer and/or configurable [v10]

[Jiří Vaněk]

On Mon, 23 Jun 2025 08:45:52 GMT, Jiří Vaněk <jvanek at openjdk.org> wrote:

>> This is still WIP, but already on row what [CODETOOLS-7903774](https://bugs.openjdk.org/browse/CODETOOLS-7903774) suggested.
>> 
>> It will be finished once all desired output combinations are included, but already now is doing the usage of listing much more comfortable and code readable.
>> 
>> From:
>> 
>> `TESTS` - as introduced by https://github.com/openjdk/jcstress/pull/149
>> `COMBINATIONS` - as introduced in https://github.com/openjdk/jcstress/pull/149 verbose mode (thus surpassing the `-v` impact
>> `ALL_TESTS` - all tests as it was before https://github.com/openjdk/jcstress/pull/149
>> `COMBINATIONS_GROUPED ` - as suggested in https://github.com/openjdk/jcstress/pull/149#discussion_r1668678910
>> `COMBINATIONS_JSON` same as combinations, but a valid json
>> `COMBINATIONS_GROUPS` same as COMBINATIONS_GROUPED only instead of enumeration in each group, only count of members will be printed 
>> 
>> 
>> * TESTS are already implemented as ALL_MATCHING
>> * COMBINATIONS as ALL_MATCHING_COMBINATIONS
>> * ALL_TESTS as ALL
>> 
>> COMBINATIONS_GROUPED, and COMBINATIONS_GROUPS are under development.
>> The _JSON variants are tobe decided, but ability to JQL it sounds nice.
>> 
>> Suggestion to better names welcomed.
>
> Jiří Vaněk has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 10 commits:
> 
>  - Implemented proper json listings
>    
>    - id can be used both flatten (so equal to plaintext) or properly
>    strcutured for JQ (default)
>    - listing can be redirecd to stderr to use with `jq` directly
>  - ALL now corectly return all tests
>  - Added property to control json variants fragemnts
>    
>    if true, the key will be written as:
>    "[actor1, actor2], spinLoopStyle: Thread.onSpinWait(), threads: 2, forkId: 0, maxFootprintMB: 64, compileMode: 7, shClass: (PG 0, CG 0), (PG 0, CG 0), strideSize: 256, strideCount: 40, cpuMap: null, [-XX:+UseBiasedLocking, -XX:+StressLCM, -XX:+StressGCM, -XX:+StressIGVN, -XX:+StressCCP, -XX:StressSeed=yyyyyyyy]"
>    
>    otherwise (default), it will be written as
>    
>    ...
>    "actorNames": ["actor1", "actor2"],
>    "spinLoopStyle": "Thread.onSpinWait()",
>    "threads": 2,
>    "forkId": 0,
>    "maxFootprintMB": 64,
>    "compileMode": 7,
>    "shClass": "(PG 0, CG 0), (PG 0, CG 0)",
>    "strideSize": 256,
>    "strideCount": 40,
>    "cpuMap": "null",
>    "jvmArgs": [-XX:+UseBiasedLocking, -XX:+StressLCM, -XX:+StressGCM, -XX:+StressIGVN, -XX:+StressCCP, -XX:StressSeed=yyyyyyyy]"
>    ...
>  - Implemented naive json formatting
>    
>    To cut away the header one can use: | sed '0,/^All.*[0-9]\+$/d'
>  - Implemented totaling of listing only
>  - Fixed spacing in help
>  - Removed redundnant hyphen
>  - implemented MATCHING_(INVERTED)GROUPS(_COUNT)
>  - Refactored lsiting so it takes proper argument
>    
>    instead of misusing verbose switch
>    and thus returned the ability to print allavailable tetest
>  - refactored listTests() to its own class

faith restored

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PR Comment: https://git.openjdk.org/jcstress/pull/153#issuecomment-3078944002