1944844 - Tab groups are not created with Drag and Drop when Tab group indicators are displayed

Status: VERIFIED FIXED

(Firefox :: Tabbed Browser, defect, P1)

Description

[Rares Doghi, Desktop QA]

Attachment: TabGroups.mp4

Found in

• 136.0a1 (2025-01-30) ID 20250130092924

Affected versions

• 136.0a1 (2025-01-30) ID 20250130092924

Affected platforms

• all

Steps to reproduce

1. Drag a Tab over a 2nd Tab and Release it when they both show a blue border.

Expected result

• As soon as the Tabs show a Blue border it should create the Tab group.

Actual result

• Users have to keep one Tab over the other for a longer period of time in order to create the Tab group.

Regression range
4:04.67 INFO: Last good revision: 2b7278af32c77e822c8cc5dad005e033c08bfd3b
4:04.67 INFO: First bad revision: f8fda1ba5cd3ee4d27e6e337803cdf53eaad9011
4:04.68 INFO: Pushlog:
https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=2b7278af32c77e822c8cc5dad005e033c08bfd3b&tochange=f8fda1ba5cd3ee4d27e6e337803cdf53eaad9011

Comment 1

[Dão Gottwald [:dao]]

Attachment: Bug 1944844 - Set dropElement before returning early. r?jswinarton

Comment 2

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/581e4f9d91fd
Set dropElement before returning early. r=tabbrowser-reviewers,dwalker

Comment 3

[Cosmin Sabou [:CosminS]]

https://hg.mozilla.org/mozilla-central/rev/581e4f9d91fd

Comment 4

[Rares Doghi, Desktop QA]

This issue is Verified as fixed in our latest Nightly build 136.0a1 (2025-01-30)