RFR: 8348865: JButton/bug4796987.java never runs because Windows XP is unavailable

[Alexey Ivanov]

On Tue, 28 Jan 2025 23:45:54 GMT, Sergey Bylokhov <serb at openjdk.org> wrote:

>> The `javax/swing/JButton/4796987/bug4796987.java` test strictly verifies if it's run on Windows XP, for this reason it never runs on modern versions of Windows.
>> 
>> Since Windows XP is obsolete and visual styles cannot be disabled since Windows 8, I removed the OS version check completely.
>> 
>> I captured an image of the panel and analyse colors in the image instead of using `Robot.getPixelColor`; I save the image for reference if the test fails.
>> 
>> The updated test passes in the CI.
>
> test/jdk/javax/swing/JButton/4796987/bug4796987.java line 60:
> 
>> 58:     public static void main(String[] args) throws Exception {
>> 59:         try {
>> 60:             UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
> 
> maybe we can check all installed L&Fs?

It's not applicable to other L&Fs as far as I can see.

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PR Review Comment: https://git.openjdk.org/jdk/pull/23336#discussion_r1933779652