RFR: 8280988: [XWayland] Click on title to request focus test failures

[Harshitha Onkar]

On Mon, 29 Apr 2024 10:44:37 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

> Some tests try to get the focus of a window by clicking on its title bar.
> 
> On XWayland, however, emulating mouse clicks with XTEST currently only affects the XWayland server, not the window decorations, so trying to click on the window title will have no effect.
> 
> So the solution is to click inside the window or call `toFront()` to get the window focused.
> 
> Some tests have issues with AWT/Swing calls not being on EDT, it is not the goal of this change to fix them as they require way too many code changes, and make this PR hard to review.

test/jdk/java/awt/regtesthelpers/Util.java line 674:

> 672:         return System.getenv("WAYLAND_DISPLAY") != null;
> 673:     }
> 674: 

Is it better to have this function in `jdk/test/lib/Platform.java` since all the other OS-related checks are in Platform.java ?

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PR Review Comment: https://git.openjdk.org/jdk/pull/18995#discussion_r1583774219