3 files changed, 13 insertions, 0 deletions
diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb
index 8949cf5826..3f34d09a04 100644
--- a/activerecord/test/models/author.rb
+++ b/activerecord/test/models/author.rb
@@ -44,6 +44,7 @@ class Author < ActiveRecord::Base
 
   has_many :special_posts
   has_many :special_post_comments, :through => :special_posts, :source => :comments
+  has_many :special_posts_with_default_scope, :class_name => 'SpecialPostWithDefaultScope'
 
   has_many :sti_posts, :class_name => 'StiPost'
   has_many :sti_post_comments, :through => :sti_posts, :source => :comments
diff --git a/activerecord/test/models/member.rb b/activerecord/test/models/member.rb
index 72095f9236..dc0566d8a7 100644
--- a/activerecord/test/models/member.rb
+++ b/activerecord/test/models/member.rb
@@ -27,6 +27,9 @@ class Member < ActiveRecord::Base
   has_many :clubs, :through => :current_memberships
 
   has_one :club_through_many, :through => :current_memberships, :source => :club
+
+  belongs_to :admittable, polymorphic: true
+  has_one :premium_club, through: :admittable
 end
 
 class SelfMember < ActiveRecord::Base
diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb
index 256b720c9a..67027cbc22 100644
--- a/activerecord/test/models/post.rb
+++ b/activerecord/test/models/post.rb
@@ -219,6 +219,15 @@ class PostThatLoadsCommentsInAnAfterSaveHook < ActiveRecord::Base
   end
 end
 
+class PostWithAfterCreateCallback < ActiveRecord::Base
+  self.table_name = 'posts'
+  has_many :comments, foreign_key: :post_id
+
+  after_create do |post|
+    update_attribute(:author_id, comments.first.id)
+  end
+end
+
 class PostWithCommentWithDefaultScopeReferencesAssociation < ActiveRecord::Base
   self.table_name = 'posts'
   has_many :comment_with_default_scope_references_associations, foreign_key: :post_id