Fix collection association with the same name as ancestor private met…

…hod.

Rakefile

@@ -127,6 +127,7 @@ namespace :db do
         u.string :name
         u.string :commentable_type
         u.integer :commentable_id
+        u.boolean :open, default: false
       end
 
       BlankModel.using(shard_symbol).connection.create_table(:parts) do |u|

lib/octopus/relation_proxy.rb

@@ -17,7 +17,7 @@ def initialize(shard, ar_relation)
     end
 
     def method_missing(method, *args, &block)
-      run_on_shard { @ar_relation.send(method, *args, &block) }
+      run_on_shard { @ar_relation.public_send(method, *args, &block) }
     end
 
     def ==(other)

spec/octopus/relation_proxy_spec.rb

@@ -12,6 +12,13 @@
       expect(@relation.current_shard).to eq(:canada)
     end
 
+    unless Octopus.rails3?
+      it 'can define collection association with the same name as ancestor private method' do
+        @client.comments << Comment.using(:canada).create!(open: true)
+        expect(@client.comments.open).to be_a_kind_of(ActiveRecord::Relation)
+      end
+    end
+
     context 'when comparing to other Relation objects' do
       before :each do
         @relation.reset

spec/support/database_models.rb

@@ -76,6 +76,7 @@ class Project < ActiveRecord::Base
 
 class Comment < ActiveRecord::Base
   belongs_to :commentable, :polymorphic => true
+  scope :open, -> { where(open: true) }
 end
 
 class Bacon < ActiveRecord::Base