RFR: 8342098: Write a test to compare the images [v3]

[Abhishek Kumar]

On Fri, 18 Oct 2024 15:54:24 GMT, Naveen Narayanan <duke at openjdk.org> wrote:

>> This testcase checks for the following:
>> 
>> 1. An image is drawn on the screen and a portion of it is captured using a Robot. It is tested by comparing whether the captured image is same as the source image. 
>> 
>> Testing:
>> Tested using Mach5(20 times per platform) in MacOS, Linux and Windows. Seen all tests passing.
>
> Naveen Narayanan has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8342098: Updated review comments

@Naveenam-Oracle Test failed on my local mac machine running `Sonoma 14.5`.

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PR Comment: https://git.openjdk.org/jdk/pull/21524#issuecomment-2425572762