RFR: 8204568: Relative CSS-Attributes don't work all time

[David Grieve]

On Mon, 8 Feb 2021 11:37:35 GMT, Ambarish Rapte <arapte at openjdk.org> wrote:

> Issue is that the size of properties that are relatively(`em`) sized is not computed correctly when the reference `-fx-font-size` is also specified relatively and is nested.
> 
> Fix is a slight variation of an earlier suggestion in [the PR](https://github.com/javafxports/openjdk-jfx/pull/94).
> 
> Fix is very specific to this scenario and did not show any side effect nor any test failure.
> 
> There are 12 new unit tests added along with fix:
> - Two tests fail before and pass after this fix. These test verify the reported failing scenario.
> sameRelativeFontSizeNestedParentTest
> relativeFontSizeDeepNestedParentControlTest
> - Two other tests fail both before and after this fix. They are not related to the fix. These two tests are ignored. I shall file new JBS issues to track these cases and update PR with the IDs added to @Ignore.
> propertySizesRelativeToFontSizeOfControlTest
> propertySizesRelativeToFontSizeOfParentTest
> - Other 8 tests are sanity tests which pass both before and after this fix.

Marked as reviewed by dgrieve (Reviewer).

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PR: https://git.openjdk.java.net/jfx/pull/397