RFR: 8358058: sun/java2d/OpenGL/DrawImageBg.java Test fails intermittently

[Phil Race]

On Fri, 19 Sep 2025 21:53:30 GMT, Phil Race <prr at openjdk.org> wrote:

> Moving to open a number of graphics related tests, originally written to test the OpenGL pipeline.
> These versions are "better behaved" than the versions that were in closed - mostly meaning they now
> do things on the right thread and paint properly on demand.
> As a result they now pass - at least on systems with correct drivers etc.
> There are a few bugs to add to the issue list which I'll do right after submitting this.
> 
> I also extended these tests so as to run with the default pipeline on every system, not just OpenGL.
> This mostly went OK except that I found one of the tests fails on macOS with metal.
> I've had to add a new problem listing for that.

I don't think it is a JDK product bug. It is something in Apple's scaling that we can't do anything about.

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PR Comment: https://git.openjdk.org/jdk/pull/27399#issuecomment-3330846140