RFR: 8342098: Write a test to compare the images

[Phil Race]

On Tue, 15 Oct 2024 13:13:33 GMT, Vanitha B P <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.
>
> test/jdk/java/awt/Robot/ScreenCaptureRobotTest.java line 2:
> 
>> 1: /*
>> 2:  * Copyright (c) 2000,2024, Oracle and/or its affiliates. All rights reserved.
> 
> Year should be only 2024 right? why 2000,2024

Perhaps (I don't know) this test is derived from an existing test from 2000 ?
JDK 1.3 (released in 2000) added Robot and perhaps this test was a basic functional test.
I'm not sure how much value it adds today, but at least it is automated and fast.

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PR Review Comment: https://git.openjdk.org/jdk/pull/21524#discussion_r1802093363