2 files changed, 6 insertions, 0 deletions
diff --git a/activerecord/test/models/author.rb b/activerecord/test/models/author.rb
index 83904cd850..8423411474 100644
--- a/activerecord/test/models/author.rb
+++ b/activerecord/test/models/author.rb
@@ -9,6 +9,7 @@ class Author < ActiveRecord::Base
   has_many :posts_with_categories, -> { includes(:categories) }, :class_name => "Post"
   has_many :posts_with_comments_and_categories, -> { includes(:comments, :categories).order("posts.id") }, :class_name => "Post"
   has_many :posts_containing_the_letter_a, :class_name => "Post"
+  has_many :posts_with_special_categorizations, :class_name => 'PostWithSpecialCategorization'
   has_many :posts_with_extension, :class_name => "Post"
   has_one  :post_about_thinking, -> { where("posts.title like '%thinking%'") }, :class_name => 'Post'
   has_one  :post_about_thinking_with_last_comment, -> { where("posts.title like '%thinking%'").includes(:last_comment) }, :class_name => 'Post'
diff --git a/activerecord/test/models/post.rb b/activerecord/test/models/post.rb
index 73ffc0de38..93a7a2073c 100644
--- a/activerecord/test/models/post.rb
+++ b/activerecord/test/models/post.rb
@@ -178,6 +178,11 @@ class PostWithDefaultInclude < ActiveRecord::Base
   has_many :comments, :foreign_key => :post_id
 end
 
+class PostWithSpecialCategorization < Post
+  has_many :categorizations, :foreign_key => :post_id
+  default_scope { where(:type => 'PostWithSpecialCategorization').joins(:categorizations).where(:categorizations => { :special => true }) }
+end
+
 class PostWithDefaultScope < ActiveRecord::Base
   self.table_name = 'posts'
   default_scope { order(:title) }