Add jim dun seed data (#686)

## What's changed?
- Small change to update the test seed data as part of
RaspberryPiFoundation/digital-editor-issues#1156

---------

Co-authored-by: mwtrew <9936426+mwtrew@users.noreply.github.com>

Author: jamiebenstead

lib/tasks/seeds_helper.rb

@@ -6,7 +6,8 @@ module SeedsHelper
     john_doe: 'bbb9b8fd-f357-4238-983d-6f87b99bdbb2', # john.doe@example.com
     jane_smith: 'e52de409-9210-4e94-b08c-dd11439e07d9', # student
     john_smith: '0d488bec-b10d-46d3-b6f3-4cddf5d90c71', # student
-    emily_ssouser: '88e0aed6-8f20-4e40-98f9-610a0ab1cfcc' # sso student
+    emily_ssouser: '88e0aed6-8f20-4e40-98f9-610a0ab1cfcc', # sso student
+    jim_dun: '019a649f-87f3-483b-8eea-39a05c324264' # user with no school
   }.freeze
 
   # Match the school in profile...

lib/tasks/test_seeds.rake

@@ -12,26 +12,31 @@ namespace :test_seeds do
       Rails.logger.info 'Destroying existing seeds...'
       creator_id = ENV.fetch('SEEDING_CREATOR_ID', TEST_USERS[:jane_doe])
       teacher_id = ENV.fetch('SEEDING_TEACHER_ID', TEST_USERS[:john_doe])
+      teacher_signup_id = TEST_USERS[:jim_dun]
 
       # Hard coded as the student's school needs to match
       student_ids = [TEST_USERS[:jane_smith], TEST_USERS[:john_smith], TEST_USERS[:emily_ssouser]]
       school_id = TEST_SCHOOL
+      teacher_signup_school_id =
+        School.find_by(creator_id: teacher_signup_id)&.id
 
       # Remove the roles first
+      Role.where(user_id: teacher_signup_id).destroy_all
       Role.where(user_id: [creator_id, teacher_id] + student_ids).destroy_all
 
       # Destroy the project and then the lesson itself (The lesson's `before_destroy` prevents us using destroy)
       lesson_ids = Lesson.where(school_id:).pluck(:id)
-      Project.where(lesson_id: [lesson_ids]).destroy_all
-      Lesson.where(id: [lesson_ids]).delete_all
+      Project.where(lesson_id: lesson_ids).destroy_all
+      Lesson.where(id: lesson_ids).delete_all
 
       # Destroy the class members and then the class itself
-      school_class_ids = SchoolClass.where(school_id:).pluck(:id)
-      ClassStudent.where(school_class_id: [school_class_ids]).destroy_all
-      SchoolClass.where(id: [school_class_ids]).destroy_all
+      school_class_ids = SchoolClass.where(school_id: [school_id, teacher_signup_school_id].compact).pluck(:id)
+      ClassStudent.where(school_class_id: school_class_ids).destroy_all
+      SchoolClass.where(id: school_class_ids).destroy_all
 
-      # Destroy the school
-      School.find(school_id).destroy
+      # Destroy the schools
+      school_ids = [school_id, teacher_signup_school_id].compact
+      School.where(id: school_ids).destroy_all
 
       Rails.logger.info 'Done...'
     rescue StandardError => e