Deterministic fixture UUIDs

test/models/board/accessible_test.rb

@@ -5,7 +5,7 @@ class Board::AccessibleTest < ActiveSupport::TestCase
     boards(:writebook).update! all_access: false
 
     boards(:writebook).accesses.revise granted: users(:david, :jz), revoked: users(:kevin)
-    assert_equal users(:david, :jz), boards(:writebook).users
+    assert_equal users(:david, :jz).to_set, boards(:writebook).users.to_set
 
     boards(:writebook).accesses.grant_to users(:kevin)
     assert_includes boards(:writebook).users.reload, users(:kevin)

test/models/notifier/event_notifier_test.rb

@@ -39,7 +39,7 @@ class Notifier::EventNotifierTest < ActiveSupport::TestCase
 
     Notifier.for(events(:logo_published)).notify
 
-    assert_equal cards(:logo), Notification.last.source.eventable
+    assert_equal cards(:logo), Notification.order(created_at: :desc).first.source.eventable
   end
 
   test "assignment events only create a notification for the assignee" do

test/test_helper.rb

@@ -80,8 +80,9 @@ module FixturesTestHelper
         label = label.to_s.delete_suffix("_uuid")
       end
 
-      return super(label, column_type) unless column_type == :uuid
-      UuidPrimaryKey.uuid_to_base36(super(label, column_type))
+      # Rails passes :string for varchar columns, so handle both :uuid and :string
+      return super(label, column_type) unless column_type.in?([:uuid, :string])
+      UuidPrimaryKey.generate_fixture_uuid(label)
     end
   end
 end