1844969 - Clicking the 'Save Changes' button in edit mode with the previous username does not save the changes

Status: NEW

(Firefox :: about:logins, defect, P3)

Description

[bugbugbug]

Attachment: SaveChanges.mov

[Affected versions]:

• Firefox 115.0.2 (64-bit)

[Affected Platforms]:

• Mac 13.3.1

[Preconditions]:

• Have at least 1 saved login

[Steps to reproduce]:

1. Open 'about:preferences'.
2. Click on 'Saved Logins...'
3. Click a saved login.
4. Click on the 'Edit' button.
5. Navigate to 'about:logins' in a new tab.
6. Click the same login as Step 3.
7. Click on the 'Edit' button.
8. Modify the username.
9. Click on the 'Save Changes' button.
10. Go back to the previous 'about:logins' page.
11. Click on the 'Cancel' button on the 'Discard unsaved changes?' pop-up.
12. Click on the 'Save Changes' button.

[Expected result]:

• The username is the previous one. Because the username in edit mode from Step 4 is the previous username, the 'Save Changes' button is clicked under this status.

[Actual result]:

• The username is the previous one.
• After refreshing the page, the username turns into the modified one.