Checks that a paired phone stays signed in without any login screen or paid service. The token is kept in three places so we learn which ones iPhone keeps.
Checking…
Where this page is open
What this phone remembers
Pair this phone
Do this inside the Home Screen app. Test code: sunshine-test. A link ending in #pair=sunshine-test also pairs.
Tests
Open the app again after 5 minutes, 1 hour and the next day, and tap Check now each time.