RFR: 8316104: Open source several Swing SplitPane and RadioButton related tests

[Tejesh R]

On Fri, 15 Sep 2023 06:48:17 GMT, Abhishek Kumar <abhiscxk at openjdk.org> wrote:

> Do we need to add auto delay also for the tests? `robot.setAutoDelay(100);`

I don't think its mandatory, no keyboard events are there here.

> test/jdk/javax/swing/JRadioButton/bug4823809.java line 52:
> 
>> 50:             robot = new Robot();
>> 51:             SwingUtilities.invokeAndWait(() -> {
>> 52:                 frame = new JFrame();
> 
> Please add frame title.

It wont be visible, no point in adding title.

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PR Comment: https://git.openjdk.org/jdk/pull/15738#issuecomment-1721138402
PR Review Comment: https://git.openjdk.org/jdk/pull/15738#discussion_r1327174036