RFR: 8225131: Test DragSourceMotionListenerTest.java fails on Windows

[Tejesh R]

On Mon, 15 Sep 2025 19:15:46 GMT, Alexey Ivanov <aivanov at openjdk.org> wrote:

>> Test is failing frequently on mach5 machines. I have fixed it with stabilizations and moved the frame to center of the screen. After the fix several runs were made on mach5 and no failures were seen.
>
> test/jdk/java/awt/dnd/DragSourceMotionListenerTest.java line 178:
> 
>> 176:             robot.keyPress(KeyEvent.VK_CONTROL);
>> 177:             robot.waitForIdle();
>> 178:             robot.delay(100);
> 
> Won't `robot.setAutoWaitForIdle(true)` resolve the problem then? Or increasing the value passed to `robot.setAutoDelay`?

Either of them didn't solve the problem. Hence I have add delay.

> test/jdk/java/awt/dnd/DragSourceMotionListenerTest.java line 191:
> 
>> 189:             for (int i = 0; i < 10; i++) {
>> 190:                 robot.mouseMove(srcPoint.x, srcPoint.y++);
>> 191:             }
> 
> Doesn't this block of `mouseMove` require `waitForIdle` too?

Without this the test is passing for multiple test runs, so I don't think its required.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27283#discussion_r2351141300
PR Review Comment: https://git.openjdk.org/jdk/pull/27283#discussion_r2351144621