1507443 - event.target of fullscreen event was wrong

Status: RESOLVED DUPLICATE of bug 1375319

(Core :: DOM: Core & HTML, defect)

Description

[abc]

Attachment: index.html

User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36

Steps to reproduce:

1. open index.html(attactment) on firefox
2. open firefox's console(devtool)
3. click 'Toggle fullscreen' button
--------
I test on IE11/Edge/Chrome, and they all works well.


Actual results:

console output: 
e.target === toggleBtn false
e.target === document true


Expected results:

console output: 
e.target === toggleBtn true
e.target === document false

Comment 1

[Peter Magyari (Desktop QA)]

Hello,

I was able to reproduce this issue on Windows 10 using the latest Firefox release 63.0.3 (20181114214635)however this issue does not occur on Firefox Beta 64.0b10(20181115150739) or Firefox Nightly 65.0a1(20181118220115)

Thank you for taking the time to report this issue!

Comment 2

[Nicolas Chevobbe [:nchevobbe]]

Looks more like a DOM issue to me.
Peter_M, did you run mozregression to check when this was fixed ?

Comment 3

[Peter Magyari (Desktop QA)]

I have just finished running it, this is what it returned:

INFO: First good revision: f11d81a58cde0891fd8e0293daf6c3d422b0803b
INFO: Last bad revision: ce74ddd3192adb70e58ab81206184a964842c90d

INFO: Pushlog:
https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=ce74ddd3192adb70e58ab81206184a964842c90d&tochange=f11d81a58cde0891fd8e0293daf6c3d422b0803b

Comment 4

[Nicolas Chevobbe [:nchevobbe]]

Thanks a lot, marking this one as dupe of Bug 1375319