Maniphest T422174

Account Creation CTA experiment: track experiment exposure
Closed, ResolvedPublic2 Estimated Story Points
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Description

Background

We want to log when a user in the control or treatment groups is exposed to their group's UI (watchstar or bookmark button).

Design requirements

Requirements

Technical requirements

This task could be completed first of all the instrumentation subtasks, in which case creating the instrument in WikimediaEvents would be included.

Acceptance criteria

Send an experiment_exposure action when a user in the control or treatment group is exposed to their group's experimental UI

BDD

For QA engineer to fill out.

Test Steps

For QA engineer to fill out.

Communication criteria

n/a

Rollback plan

We could turn off the experiment in Test Kitchen if needed.

This task was created by Version 1.0.0 of the Reader Experience team task template using phabulous.

Details

Related Changes in Gerrit:

	Subject	Repo	Branch	Lines +/-
	Account Creation CTA: move skin and user checks to instrument	mediawiki/extensions/WikimediaEvents	master	+8 -3
	Add ReadingLists Account Creation CTA experiment	mediawiki/extensions/WikimediaEvents	master	+39 -0

Customize query in gerrit

Related Objects
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		Status	Subtype	Assigned	Task
		Open		None	T409236 [EPIC] Account Creation Experiments (WE1.8 FY 25-26)
		Stalled		None	T408453 Remove watchstar from Minerva mobile anonymous experience
		Open		None	T420238 [EPIC] WE 1.8.5 "Save article" Account Creation CTA experiment on mobile web
		Open		None	T422000 [Parent task] Account Creation CTA experiment: set up instrumentation
		Resolved		Etonkovidova	T422174 Account Creation CTA experiment: track experiment exposure

Event Timeline

AnneT created this task.Apr 2 2026, 2:55 PM

Jdrewniak added a project: FY25-26 Reading Lists (Logged-out CTA WE 1.8.5).Apr 2 2026, 4:23 PM

Jdrewniak moved this task from Backlog to Instrumentation on the FY25-26 Reading Lists (Logged-out CTA WE 1.8.5) board.Apr 2 2026, 4:27 PM

HFan-WMF triaged this task as High priority.Apr 7 2026, 4:57 PM

HFan-WMF moved this task from Incoming to Needs refinement on the Reader Experience Team board.

Jdlrobson-WMF set the point value for this task to 2.Apr 7 2026, 5:01 PM

Jdlrobson-WMF moved this task from Needs refinement to Ready for sprint on the Reader Experience Team board.Apr 7 2026, 5:03 PM

Had to set this up for local dev on T422157

Change #1271737 had a related patch set uploaded (by Anne Tomasevich; author: Anne Tomasevich):

[mediawiki/extensions/WikimediaEvents@master] Add ReadingLists Account Creation CTA experiment

https://gerrit.wikimedia.org/r/1271737

gerritbot added a project: Patch-For-Review.Apr 15 2026, 2:17 PM

AnneT moved this task from Ready for sprint to REx Sprint 19 [Q4 Apr 21 - May 4] on the Reader Experience Team board.Tue, Apr 21, 5:25 PM

AnneT edited projects, added Reader Experience Team (REx Sprint 19 [Q4 Apr 21 - May 4]); removed Reader Experience Team.

AnneT moved this task from Ready to In progress on the Reader Experience Team (REx Sprint 19 [Q4 Apr 21 - May 4]) board.Tue, Apr 21, 5:36 PM

AnneT removed AnneT as the assignee of this task.Tue, Apr 21, 5:55 PM

AnneT moved this task from In progress to Needs code review on the Reader Experience Team (REx Sprint 19 [Q4 Apr 21 - May 4]) board.

Change #1271737 merged by jenkins-bot:

[mediawiki/extensions/WikimediaEvents@master] Add ReadingLists Account Creation CTA experiment

https://gerrit.wikimedia.org/r/1271737

ReleaseTaggerBot added a project: MW-1.46-notes (1.46.0-wmf.26; 2026-04-28).Tue, Apr 21, 9:00 PM

AnneT moved this task from Needs code review to Needs QA on the Reader Experience Team (REx Sprint 19 [Q4 Apr 21 - May 4]) board.Tue, Apr 21, 9:27 PM

Maintenance_bot removed a project: Patch-For-Review.Tue, Apr 21, 9:30 PM

Change #1277738 had a related patch set uploaded (by Anne Tomasevich; author: Anne Tomasevich):

[mediawiki/extensions/WikimediaEvents@master] Account Creation CTA: move skin and user checks to instrument

https://gerrit.wikimedia.org/r/1277738

gerritbot added a project: Patch-For-Review.Mon, Apr 27, 8:35 PM

Jdlrobson-WMF assigned this task to Etonkovidova.Mon, May 18, 10:15 PM

Jdlrobson-WMF mentioned this in T426692: QA Logged-out CTA for Account Creation Workflow.Mon, May 18, 11:37 PM

Jdlrobson-WMF moved this task from Needs QA to Sign-off on the Reader Experience Team (REx Sprint 19 [Q4 Apr 21 - May 4]) board.

QA will be performed as part of T426692: QA Logged-out CTA for Account Creation Workflow