<Swing Dev> RFR: 8253543: sanity/client/SwingSet/src/ButtonDemoScreenshotTest.java failed with "AssertionError: All pixels are not black"

[Sergey Bylokhov]

On Mon, 28 Sep 2020 22:22:55 GMT, Alexandre Iline <shurailine at openjdk.org> wrote:

> Added a few synchronization points to the test:
> 	1	wait for the screen to change where the test window is displayed
> 	2	wait for the image to get still (i.e. painted complete)
> 	3	wait for the image to change after the mouse move
> 	4	wait for the image change and then to get still after the mouse press
> 	5	wait for the image to change after the mouse release
> 
> @mrserb Can you take a look?

test/jdk/sanity/client/SwingSet/src/ButtonDemoTest.java line 38:

> 36: import org.testng.annotations.Test;
> 37: import org.jemmy2ext.JemmyExt.ByToolTipChooser;
> 38: import static org.jemmy2ext.JemmyExt.*;

Looks like the change in this file is unnecessary? Note, we do not use '*' in the imports(same note in the
EditorPaneDemoTest.java )

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PR: https://git.openjdk.java.net/jdk/pull/389