RFR: 8089280: horizontal scrollbar should never become visible in TableView with constrained resize policy [v2]

[Kevin Rushforth]

On Mon, 12 Sep 2022 12:31:12 GMT, Jeanette Winzenburg <fastegal at openjdk.org> wrote:

>>> wondering about your comment in the bug report: you stated that you can reproduce it on Win, does this imply you couldn't on Mac?
>> 
>> I hadn't tried running `HorizontalConstrainedTableScrollingMin` on Mac, since Andy said he couldn't reproduce it with that program. I just now ran it, and no, that specific program doesn't show the bug on Mac. However, the unit test in this PR _does_ fail on Mac without the fix, and passes with the fix.
>
>> 
>> I hadn't tried running `HorizontalConstrainedTableScrollingMin` on Mac, since Andy said he couldn't reproduce it with that program. I just now ran it, and no, that specific program doesn't show the bug on Mac. However, the unit test in this PR _does_ fail on Mac without the fix, and passes with the fix.
> 
> thanks for checking, really wanted to know :) 
> 
> Yes, the tests here are failing/passing before/after (no real wonder if the hbar is hidden in constraint mode) - what bothered me was this on/off at certain widths, which I could see in a visual test but not reproduce with the stub toolkit. We have/had seen similar issues related to hidpi on Win. And I think I have a system test that passes with scale 1 and fails with scale > 1 (both before the fix here). Naturally passing after ..

@kleopatra or @aghaisas can one of you be a second reviewer?

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PR: https://git.openjdk.org/jfx/pull/894