RFR: 8287663 Add a regression test for JDK-8287073

Thu Jun 2 14:54:32 UTC 2022

On Thu, 2 Jun 2022 14:32:28 GMT, Severin Gehwolf <sgehwolf at openjdk.org> wrote:

> This adds a regression test for a recent fix (JDK-8287073). I've restructured the linux specific JDK code to call a separate static function to enable this test. It'll help future tests too.
> 
> Testing:
> - [x] Container tests continue to pass + GHA
> - [x] New regression test fails prior the code fix of JDK-8287073 and passes with it

@jerboaa Thanks for taking care of the test! I'm not a reviewer, but FWIW the test looks good to me.

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PR: https://git.openjdk.java.net/jdk/pull/8993