1770367 - [Experiment] The user is wrongly enrolled in the “Download Mobile Regular ECO2204 EN” study even if he is not signed in to Firefox Account

Status: VERIFIED FIXED

(Firefox :: Messaging System, defect, P1)

Description

[Simona Rosu [:srosu], Ecosystem QA]

Attachment: ECODownloadMobile_NoFxA_enroll.gif

[Notes]:

• Also the “Download Firefox mobile browser” spotlight is shown.

[Affected versions]:

• Firefox Release 100.0.1 (Build ID: 20220513165813)

[Affected Platforms]:

• Windows 10 x64
• Windows 11 x64
• macOS 12.3.1

[Prerequisites]:

• Have the Firefox Release browser, en* locale installed.
• Have the user.js file saved on your computer.
• Don’t be signed in to Firefox Sync.
• Have a Firefox profile older than 28 days. (you can copy this file on the Firefox profile folder)
• Have user activity of 14-20 days out of the past 28 days.

[Steps to reproduce]:

1. Open the Firefox browser with the profile from prerequisites.
2. Navigate to the "about:support" page and open the Profile Folder.
3. Copy and paste the user.js file in the folder and restart the browser.
4. Navigate to the “about:studies” page and check the contents of the page.

[Expected result]:

• The study is not displayed on the page.

[Actual result]:

• The study is marked as active.

[Additional notes]:

• Based on the mana page of the experiment, the enrollment shouldn’t occur if the user is not signed in to Firefox Account.
• This issue is reproducible with all the branches.
• Attached is a screen recording of the issue.

Comment 1

[Ed Lee :Mardak]

Switched to new targeting that checks for "uses firefox accounts" https://experimenter.services.mozilla.com/nimbus/download-mobile-regular-eco2204-en

Comment 2

[Simona Rosu [:srosu], Ecosystem QA]

I‘ve verified this issue using the latest Firefox Release 100.0.2 (Build ID: 20220519220738), Firefox Nightly 103.0a1(Build ID: 20220530190626), and Firefox RC 101.0 (Build ID: 20220526203855) on Windows 10 x64, macOS 12.3.1 and Linux Mint 20.2 x64.

• The user is not enrolled in the “Download Mobile Regular ECO2204 EN” study if he is not signed in to Firefox Account.