Link to issue number:

None

Summary of the issue:

The add-on store cache for an installed addon should be deleted in the following scenarios:

• when removing an add-on
• when installing an external version of an add-on

This was not reflected correctly in the code

Additionally, external add-ons were incorrectly grouped as stable add-ons in some cases

Description of user facing changes

Fix bug where add-on store cache would be incorrectly deleted or incorrectly retained in various scenarios.

Description of development approach

Delete add-on cache file when removing or updating an add-on from an external source.

Testing strategy:

Test updating various add-ons

Known issues with pull request:

None

Change log entries:

N/a

Code Review Checklist:

• Pull Request description:
  • description is up to date
  • change log entries
• Testing:
  • Unit tests
  • System (end to end) tests
  • Manual testing
• API is compatible with existing add-ons.
• Documentation:
  • User Documentation
  • Developer / Technical Documentation
  • Context sensitive help for GUI changes
• UX of all users considered:
  • Speech
  • Braille
  • Low Vision
  • Different web browsers
  • Localization in other languages / culture than English
• Security precautions taken.