Integrated: 8328716: [TestBug] Screen capturing utility for failed tests

[Andy Goryachev]

On Fri, 28 Mar 2025 18:22:56 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

> Introduce a facility, in the form of JUnit5 annotation, to allow for capturing a desktop screenshot of a failed test.
> 
> The primary intent is to be able to debug an intermittent test case, rather than wholesale addition of the new annotation to all the tests.
> 
> The log contains a base-64 encoded screenshot (like this: `data:image/png;base64,iVBORw0KGgoAAAANSUhEU...` )
> so it can be rendered in Safari (Chrome truncates the image possibly due to following a url length limit)
> 
> Additionally, provided a utility class to capture the screenshots at the specific point in a test and write it to stdout/stderr:
> 
> 
> // write a base-64 encoded screenshot to stderr
> ScreenshotCapture.writeScreenshot(System.err);
> 
> 
> Example:
> 
> ![jenkins-screenshot](https://github.com/user-attachments/assets/abebd76f-747a-4d6d-a9a6-63c6e9426830)

This pull request has now been integrated.

Changeset: f31d00d8
Author:    Andy Goryachev <angorya at openjdk.org>
URL:       https://git.openjdk.org/jfx/commit/f31d00d8f7e601c3bb28a9975dd029390ec92173
Stats:     320 lines in 4 files changed: 203 ins; 117 del; 0 mod

8328716: [TestBug] Screen capturing utility for failed tests

Reviewed-by: kcr

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PR: https://git.openjdk.org/jfx/pull/1746