RFR: 8348675: TrayIcon tests fails in Ubuntu 24.10 wayland

[Alexander Zvegintsev]

On Tue, 28 Jan 2025 11:28:27 GMT, Alexander Zvegintsev <azvegint at openjdk.org> wrote:

> Several TrayIcon tests are trying to click on the system tray icon with Robot using XTest API.
> 
> Basically we have the same kind of failures as before, e.g. [JDK-8280990](https://bugs.openjdk.org/browse/JDK-8280990)
>>  the reason is this is using XTEST, an X11 protocol which will not work outside of X11.
>>
>> In other words, the emulated input event reaches the X11 clients, but not the Wayland compositor which is the actual display server but also the X11 window manager in Wayland, the component which is in charge of moving/resizing/stacking the windows. 
> 
> I also tested the same tests by clicking manually instead of using the robot, and it works as expected.
> So for now, skip those tests on Wayland (and do some minor cleanup).
> 
> Testing after modifications is also green.

test/jdk/java/awt/TrayIcon/ActionCommand/ActionCommand.java line 161:

> 159:         });
> 160: 
> 161:         robot.mouseMove(100, 0);

I moved it away from the top left corner, because it can trigger a `hot corner` in Gnome(X11 session), so the following tests may fail.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23329#discussion_r1932002423