[code-reflection] RFR: Unreflect tests [v5]

[Adam Sotona]

On Fri, 2 Jan 2026 09:00:50 GMT, Adam Sotona <asotona at openjdk.org> wrote:

>> This PR implement `Unreflect` test tool and re-runs tests in the unreflected form.
>> 
>> `TestSwitchExpressionOp` and `TestSwitchStatementOp` yet to be temporary excluded as failing  (see [JDK-8373573](https://bugs.openjdk.org/browse/JDK-8373573)).
>
> Adam Sotona has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 10 additional commits since the last revision:
> 
>  - unreflecting nest members
>    
>  - Merge branch 'code-reflection' into unreflect-tests
>  - unreflect lambdas
>    
>  - test tags cleanup
>    
>  - nit fixes
>    
>  - obsolete debug print
>    
>  - new line
>    
>  - simplification
>    
>  - fixed long lines
>    
>  - unreflect tests

Reduction of `bytecode` tests in a follow-up PR.

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PR Comment: https://git.openjdk.org/babylon/pull/762#issuecomment-3704790655