Extend integration tests around Contexts

[blizzz]

Pull requests so far

• https://github.com/nextcloud/tables/pull/970
• https://github.com/nextcloud/tables/pull/1042
• https://github.com/nextcloud/tables/pull/1072
• https://github.com/nextcloud/tables/pull/1124
• https://github.com/nextcloud/tables/pull/1129
• https://github.com/nextcloud/tables/pull/1137

Scenarios to be covered

1. Creation

   • [x] Create context with views and tables
   • [x] Create context with inaccessible table
   • [x] Create context with inaccessible view

2. Reading

   • [x] Read all contexts
     • [ ] also with contexts shared to "me"
   • [x] Read specific owned context
   • [x] Read inaccessible context
   • [x] Read specific shared context
   • [x] Read a non-existing context

3. Deleting

   • [x] Delete owned context
   • [x] Delete inaccessible context
   • [x] Delete shared context
   • [x] Delete a non-existing context

4. Updating Context

   • [x] Change name, icon, description of an owned context
   • [x] Change name, icon, description of a shared context
   • [x] Change name, icon, description of an inaccessible context
   • [x] Add table to an owned context
   • [x] Add table to a shared context
   • [x] Add table to an inaccessible context
   • [x] Add inaccessible table to an owned context
   • [x] Add inaccessible table to a shared context implicit
   • [x] Add inaccessible table to an inaccessible context
   • [x] Delete table from an owned context
   • [x] Delete table from a shared context
   • [x] Delete table from an inaccessible context
   • [x] Delete non-existing table from a context implicit

5. Updating Context contents

   • [ ] Add row to table with permission
   • [ ] Add row to table without permission
   • [ ] Add row to view with permission
   • [ ] Add row to view without permission
   • [ ] Edit row in table with permission
   • [ ] Edit row in table without permisson
   • [ ] Edit row in view with permission
   • [ ] Edit row in view without permission
   • [ ] Delete row in table with permission
   • [ ] Delete row in table without permission
   • [ ] Add row to inaccessible table
   • [ ] Add row to inaccessible view
   • [ ] Edit row in inaccessible table
   • [ ] Edit row in inaccessible view
   • [ ] Delete row in inaccessible table
   • [ ] Delete row in inaccessible view
   • more?

6. Transfer ownership

   • [x] Transfer an owned context
   • [x] Transfer a shared context
   • [x] Transfer an inaccessible context

7. Sharing

   • [x] Share owned context
   • [ ] Share shared context
   • [x] Share inaccessible context