RFR: 8362598: [macos] Add tests for custom info plist files [v5]

[Alexey Semenyuk]

On Sat, 4 Oct 2025 01:01:37 GMT, Alexander Matveev <almatvee at openjdk.org> wrote:

>> - Added test for custom info plist to cover app image including embedded runtime and runtime installer.
>> - Fixed bug in `writePList`. It was missing `writeStartDocument()/writeEndDocument()` and `DOCTYPE` should be full xml string.
>
> Alexander Matveev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8362598: [macos] Add tests for custom info plist files [v5]

I took the liberty of using your patch as a baseline to improve testing of plist properties, including file associations. Here - https://github.com/openjdk/jdk/pull/27658. Would you consider pulling it into your PR?

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PR Comment: https://git.openjdk.org/jdk/pull/27509#issuecomment-3373279398