RFR: 8339510: [TestBug] Convert system tests to JUnit 5

[Ambarish Rapte]

On Mon, 16 Sep 2024 17:57:07 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

> Converting system tests to junit5.
> 
> Please see migration notes:
> https://github.com/andy-goryachev-oracle/Test/blob/main/doc/Tests/JUnit5Migration.md
> 
> ### Notes:
> 
> I see shutdown timeout on linux, this will be addressed by [JDK-8340403](https://bugs.openjdk.org/browse/JDK-8340403)
> 
> QPathTest > executionError FAILED
>     org.opentest4j.AssertionFailedError: Exceeded timeout limit of 10000 msec
>         at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:39)
>         at app//org.junit.jupiter.api.Assertions.fail(Assertions.java:134)
>         at app//test.util.Util.runAndWait(Util.java:156)
>         at app//test.util.Util.runAndWait(Util.java:127)
>         at app//test.util.Util.shutdown(Util.java:365)
>         at app//test.com.sun.marlin.QPathTest.teardownOnce(QPathTest.java:146)
> 
> 
> This test might fail intermittently (?) on linux only:
> 
> SetSceneScalingTest > testShowAndSetScene() FAILED
>     org.opentest4j.AssertionFailedError: expected: <true> but was: <false>
>         at app//org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:55)
>         at app//org.junit.jupiter.api.AssertTrue.assertTrue(AssertTrue.java:40)
>         at app//org.junit.jupiter.api.AssertTrue.assertTrue(AssertTrue.java:35)
>         at app//org.junit.jupiter.api.Assertions.assertTrue(Assertions.java:179)
>         at app//test.robot.javafx.stage.SetSceneScalingTest$TestShowSetSceneApp.test(SetSceneScalingTest.java:129)
>         at app//test.robot.javafx.stage.SetSceneScalingTest$TestApp.runTest(SetSceneScalingTest.java:89)
>         at app//test.robot.javafx.stage.SetSceneScalingTest.testShowAndSetScene(SetSceneScalingTest.java:193)

Here is a patch to remove unused imports. I could identify 5 such files: [rm-unused-import.diff.zip](https://github.com/user-attachments/files/17056359/rm-unused-import.diff.zip)
I tested that the tests get compiled successfully.

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PR Comment: https://git.openjdk.org/jfx/pull/1569#issuecomment-2360423454