Ctrl+Drop (duplicate tab) doesn't work properly if dragging tab was closed by window.open()

NEW
Unassigned

Status

()

Firefox
Tabbed Browser
a year ago
a year ago

People

(Reporter: arni2033, Unassigned)

Tracking

Trunk
Points:
---

Firefox Tracking Flags

(Not tracked)

Details

(Reporter)

Description

a year ago
>>>   My Info:   Win7_64, Nightly 49, 32bit, ID 20160526082509
STR_1:
1. Open url [1] in a new tab
2. Click on the page  [new tab will open]
3. In less than 3 seconds, start dragging selected tab
4. Wait 3 seconds
5. Hold Ctrl key, move mouse between the last 2 tabs in tabs toolbar
6. Release left mouse button

AR:
 Step 5 - drop indicator (arrow) appears between tabs
 Step 6 - new about:blank tab opens in the end of tab strip

ER:  Either X or Y
 X) Step 5 - no drop indicator
 Y) Step 6 - new tab with http://example.org should open between 2 tabs from Step 5

> [1] data:text/html,<script>onclick=function(){var W = window.open("http://example.org"); setTimeout(function(){W.close()},+I.value); }</script><input id="I" value="3000">
(Reporter)

Updated

a year ago
No longer blocks: 1277113
User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:54.0) Gecko/20100101 Firefox/54.0

I have tested this issue on Windows 10 x64 with the latest Firefox release (51.0.1) and the latest Nightly (54.0a1-20170131030205) and managed to reproduce it as described in the description.
Component: Untriaged → Tabbed Browser
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