RFR: 8367552: JCmdTestFileSafety.java fails when run by root user

Tue Sep 16 00:26:12 UTC 2025

On Mon, 15 Sep 2025 23:27:03 GMT, Daniel D. Daugherty <dcubed at openjdk.org> wrote:

>> I noticed this while running the test in a Docker container. The test tries to call `File.setWriteable(false)` on a directory in which it later tries to override an existing CDS archive. Since the root user is not affected by the missing write permission, the test fails consistently.
>> 
>> I propose to skip it if we detect that 'root' is running it, should be a trivial change.
>
> I changed the bug synopsis from 'ran' to 'run'. Please update the PR's title.
> The easiest way to do that is: `/issue JDK-8367552`

Thanks for the review @dcubed-ojdk and @Arraying

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PR Comment: https://git.openjdk.org/jdk/pull/27261#issuecomment-3294413656