private method doesn't work for singleton methods defined this way
Add tests to ActiveSupport:XmlMini to_tag method
additional note about routes in functional tests for engines [ci skip]
Fix insertion of records for hmt association with scope, fix #3548
Auto-generate stable fixture UUIDs on PostgreSQL.
Fixes: #11524
[Active Record] Renamed private methods create_record and update_record

 This is to ensure that they are not accidentally called by the app code.
 They are renamed to _create_record and _update_record respectively.
 Closes #11645
Append link to bad code to backtrace when exception is SyntaxError
Fix tests not unsubscribing from Notifications.

See https://github.com/rails/rails/blob/master/activesupport/lib/active_support/notifications.rb#L131
Ensure we are returning either `true` or `false` for `#==`

460eb83d cused `ActiveRecord::Base#==` to sometimes return `nil` in some cases,
this ensures we always return a boolean value. Also fixed a similar problem in
AR reflections.
Merge pull request #14526 from chancancode/fix_ar_equality

Ensure we are returning either `true` or `false` for `#==`
Merge pull request #14524 from tgxworld/fix_unsubscribe_from_notifications

Fix tests not unsubscribing from Notifications.
Merge pull request #13890 from achempion/syntax-error-backtrace

append link to bad code when error type is SyntaxError
Refactor test to use DdlHelper.

Follow-Up to https://github.com/rails/rails/pull/14400

This ensures that all tables are removed after each test and thereby
allowing us to run the tests in a random order.
Require yaml explicitly
Merge pull request #14474 from tgxworld/table_cleanup_after_each_test

Refactor test to use DdlHelper.
No need to call to_sym

It is already called inside type_to_sql method.
fix bug on non empty defaults for pg array columns

fixes #10613
Merge pull request #14528 from planas/patch-1

Require yaml explicitly on #database_configuration
fix mysql builds
Do not overwrite selected and disabled attributes