Merge commit 'rails/master'

Conflicts:
	activerecord/lib/active_record/calculations.rb
	activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
	activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb

1 files changed, 4 insertions, 4 deletions

diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb
index 9da7fc2639..c035600e69 100644
--- a/activerecord/test/cases/associations/join_model_test.rb
+++ b/activerecord/test/cases/associations/join_model_test.rb
@@ -319,11 +319,11 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase
   end
 
   def test_belongs_to_polymorphic_with_counter_cache
-    assert_equal 0, posts(:welcome)[:taggings_count]
+    assert_equal 1, posts(:welcome)[:taggings_count]
     tagging = posts(:welcome).taggings.create(:tag => tags(:general))
-    assert_equal 1, posts(:welcome, :reload)[:taggings_count]
+    assert_equal 2, posts(:welcome, :reload)[:taggings_count]
     tagging.destroy
-    assert posts(:welcome, :reload)[:taggings_count].zero?
+    assert_equal 1, posts(:welcome, :reload)[:taggings_count]
   end
 
   def test_unavailable_through_reflection
@@ -381,7 +381,7 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase
   end
 
   def test_has_many_through_polymorphic_has_one
-    assert_raise(ActiveRecord::HasManyThroughSourceAssociationMacroError) { authors(:david).tagging }
+    assert_equal Tagging.find(1,2), authors(:david).tagging
   end
 
   def test_has_many_through_polymorphic_has_many