Preload uses exclusive scope [#643 state:resolved]

With self referential associations, the scope for the the top level should not affect fetching of associations, for example
when doing

Person.male.find :all, :include => :friends

we should load all of the friends for each male, not just the male friends.

1 files changed, 15 insertions, 0 deletions

diff --git a/activerecord/test/cases/associations/eager_test.rb b/activerecord/test/cases/associations/eager_test.rb
index a2d0efab92..afbd9fddf9 100644
--- a/activerecord/test/cases/associations/eager_test.rb
+++ b/activerecord/test/cases/associations/eager_test.rb
@@ -771,4 +771,19 @@ class EagerAssociationTest < ActiveRecord::TestCase
     assert_equal author_addresses(:david_address), authors[0].author_address
   end
 
+  def test_preload_belongs_to_uses_exclusive_scope
+    people = Person.males.find(:all, :include => :primary_contact)
+    assert_not_equal people.length, 0
+    people.each do |person|
+      assert_no_queries {assert_not_nil person.primary_contact}
+      assert_equal Person.find(person.id).primary_contact, person.primary_contact
+    end
+  end
+
+  def test_preload_has_many_uses_exclusive_scope
+    people = Person.males.find :all, :include => :agents
+    people.each do |person|
+      assert_equal Person.find(person.id).agents, person.agents
+    end
+  end
 end