[webkit-dev] help with failing test on SnowLeopard Intel Release (WebKit2 Tests)

Ojan Vafai ojan at chromium.org
Wed Mar 23 15:00:30 PDT 2011

On Wed, Mar 23, 2011 at 11:38 PM, Avi Drissman <avi at google.com> wrote:

> On Wed, Mar 23, 2011 at 1:45 AM, Ojan Vafai <ojan at chromium.org> wrote:
>> For example, the following fails on my SnowLeopard machine due to lacking
>> the focus ring:
>> run-webkit-tests --debug -2 fast/css/focus-ring-outline-color.html -p
>> --tolerance 0
> This sounds very familiar to me. On Snow Leopard (not on Leopard) there
> exists a bug where the system fails to draw a focus ring when drawing a
> control into a context. See
> ThemeChromiumMac.mm's currentOSHasSetFocusRingStyleInBitmapBug() for more
> details.
> I solved it by doing an ugly interposing hack. It wasn't needed for WebKit
> because its controls draw directly into the window. Perhaps it's needed for
> WebKit2?
> Email me if you need more info.
> (For Apple peeps: rdar://7604051)

This isn't a painting bug. It's failing to return a value for
document.querySelector(a:focus). In fact, I wonder if this is really correct
behavior. Perhaps querySelector of :focus should return the document's
focused element even if the window is blurred (analogous to

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