ImageBrowsing: instrumentation production data QA
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	mfossati
	Oct 23 2025, 12:05 PM

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Description

check that all events are collected in the Data Lake at event.mediawiki_product_metrics_readerexperiments_imagebrowsing

		Status	Subtype	Assigned	Task
		Resolved		egardner	T398495 [Epic] Image Browsing: Set up analytics and instrumentation
		Resolved		jwang	T408104 ImageBrowsing: instrumentation production data QA

ovasileva triaged this task as High priority.Oct 23 2025, 1:53 PM

egardner set the point value for this task to 0.Oct 23 2025, 4:53 PM

Table: event.mediawiki_product_metrics_readerexperiments_imagebrowsing

Here are the QA results based on the data collected between Nov 3 and Nov 7. Everything PASSED the test.

Events	Field value in table	QA result
User loads image carousel	action='image_carousel_load' ; action_source='init'/'close'	✅ PASS
User clicks the image in image carousel on article page	action='click'; action_subtype='view_image'; action_source='image_carousel'	✅ PASS
User clicks the other images in visual table of contents (VTOC)	action='click'; action_subtype='view_image'; action_source='visual_table_of_contents'	✅ PASS
User clicks the icons in detail view	action='click'; action_subtype='full_image'/'share'/'commons'/'download'/'more'; action_source='detail_view'	✅ PASS
User clicks the 'view in article' button in VTOC	action='click'; action_subtype='view_in_article'; action_source='visual_table_of_contents'	✅ PASS
User clicks caption link in detail view or VTOC	action='click'; action_subtype='caption_link'; action_source='detail_view'/'visual_table_of_contents'	✅ PASS
User loads page in both treatment and control group	action='page-visited'	✅ PASS
Experiment bucketing	experiment.assigned	✅ PASS
Contextual attributes
By wiki	mediawiki.`database`	✅ PASS
logged-in	performer.is_logged_in, performer.is_temp	✅ PASS
namespace	page.namespace_id	✅ PASS