RFR: 8351357: Add canary system test checking if Stage receives focus on show [v7]

Mon Jul 28 12:13:04 UTC 2025

On Fri, 25 Jul 2025 20:17:24 GMT, Martin Fox <mfox at openjdk.org> wrote:

> BTW, this test also fails on macOS 16 unless `--no-daemon` is specified. I'm also seeing failures on the MenuDoubleShortcutTest that are new. So it looks like macOS has also tightened up security related to background processes stealing focus.

Thanks for checking! I don't have access to macOS 16 yet, so it's good to know this ahead of time.

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PR Comment: https://git.openjdk.org/jfx/pull/1804#issuecomment-3126941262