Pretty poor attempt at a spec to showcase the 4.1 branch's issue

with multiple joins on the same table

spec/blueprints/recommendations.rb

@@ -0,0 +1,5 @@
+Recommendation.blueprint do
+  article
+  person
+  target_person { person }
+end

spec/ransack/search_spec.rb

@@ -183,6 +183,12 @@ module Ransack
         expect(where.to_sql).to match /#{children_people_name_field} = 'Ernie'/
       end
 
+      it 'evaluates conditions for multiple belongs_to associations to the same table contextually' do
+        search = Search.new(Recommendation, person_name_eq: 'Ernie', target_person_parent_name_eq: 'Test')
+        search.result.should be_an ActiveRecord::Relation
+        search.result.to_sql.should == "SELECT \"recommendations\".* FROM \"recommendations\" LEFT OUTER JOIN \"people\" ON \"people\".\"id\" = \"recommendations\".\"person_id\" LEFT OUTER JOIN \"people\" \"target_people_recommendations\" ON \"target_people_recommendations\".\"id\" = \"recommendations\".\"target_person_id\" LEFT OUTER JOIN \"people\" \"parents_people\" ON \"parents_people\".\"id\" = \"target_people_recommendations\".\"parent_id\" WHERE ((\"people\".\"name\" = 'Ernie' AND \"parents_people\".\"name\" = 'Test'))"
+      end
+
       it 'evaluates compound conditions contextually' do
         search = Search.new(Person, :children_name_or_name_eq => 'Ernie')
         expect(search.result).to be_an ActiveRecord::Relation

spec/support/schema.rb

@@ -86,6 +86,12 @@ class Article < ActiveRecord::Base
   has_many :notes, :as => :notable
 end
 
+class Recommendation < ActiveRecord::Base
+  belongs_to :person
+  belongs_to :target_person, class_name: 'Person'
+  belongs_to :article
+end
+
 module Namespace
   class Article < ::Article
 
@@ -155,6 +161,12 @@ def self.create
         t.string :note
       end
 
+      create_table :recommendations, :force => true do |t|
+        t.integer :person_id
+        t.integer  :target_person_id
+        t.integer    :article_id
+      end
+
     end
 
     10.times do