[] anonymous page creation and editing, verify change in content (verifying access to old revisions requires variable support) via [[API:Edit]]
[] re-parse of dependent pages (red links turning blue, missing templates getting used after being created) via [[API:Edit]] and then fetching the rendered page from the article path (index.php?title=xyz)
[x] page history with edit summary, size diff (testing minor edits and user names requires variables for login) see [[API:Revisions]]
[x] recent changes with edit summary, size diff, etc [[API:RecentChanges]]
[x] renaming/moving a page (basic) via [[API:Move]]
[x] diffs (use relative revision ids) via [[API:Compare]]
[x] changing preferences
[x] undo
[x] diffs with fixed revision IDs (test special case for last and first revision)
[x] auto-patrolling
[x] listing users
[x] page protection (effectiveness, levels)
[x] newtalk notifications
[x] site stats (may need support for arithmetic functions)