3 files changed, 11 insertions, 1 deletions
diff --git a/activerecord/test/models/owner.rb b/activerecord/test/models/owner.rb
index cedb774b10..ce8242cf2f 100644
--- a/activerecord/test/models/owner.rb
+++ b/activerecord/test/models/owner.rb
@@ -1,7 +1,8 @@
 class Owner < ActiveRecord::Base
   self.primary_key = :owner_id
   has_many :pets, -> { order 'pets.name desc' }
-  has_many :toys, :through => :pets
+  has_many :toys, through: :pets
+  has_many :persons, through: :pets
 
   belongs_to :last_pet, class_name: 'Pet'
   scope :including_last_pet, -> {
diff --git a/activerecord/test/models/pet.rb b/activerecord/test/models/pet.rb
index f7970d7aab..53489fa1b3 100644
--- a/activerecord/test/models/pet.rb
+++ b/activerecord/test/models/pet.rb
@@ -4,6 +4,9 @@ class Pet < ActiveRecord::Base
   self.primary_key = :pet_id
   belongs_to :owner, :touch => true
   has_many :toys
+  has_many :pet_treasures
+  has_many :treasures, through: :pet_treasures
+  has_many :persons, through: :treasures, source: :looter, source_type: 'Person'
 
   class << self
     attr_accessor :after_destroy_output
diff --git a/activerecord/test/models/pet_treasure.rb b/activerecord/test/models/pet_treasure.rb
new file mode 100644
index 0000000000..1fe7807ffe
--- /dev/null
+++ b/activerecord/test/models/pet_treasure.rb
@@ -0,0 +1,6 @@
+class PetTreasure < ActiveRecord::Base
+  self.table_name = "pets_treasures"
+
+  belongs_to :pet
+  belongs_to :treasure
+end