default_scope select 3.1 aggregation

gistfile1.txt

Form.count
   (0.4ms)  SELECT forms.id, forms.name, forms.created, forms.user_id, forms.category_id, forms.active_status, forms.read_only, forms.example_interview_id, COUNT(*) FROM `forms` 
=> 1
> Form.unscoped.count
   (0.2ms)  SELECT COUNT(*) FROM `forms` 
=> 4
> Form.unscoped.select("name").count
   (0.3ms)  SELECT COUNT(`forms`.`name`) FROM `forms` 
=> 4
> Form.unscoped.select("name,id").count
   (0.3ms)  SELECT COUNT(*) FROM `forms` 
=> 4
> Form.unscoped.select("name,forms.id").count
   (0.5ms)  SELECT COUNT(*) FROM `forms` 

test.patch

From 42208a071557779f573879baf655336e84aab088 Mon Sep 17 00:00:00 2001
From: Erik Fonselius <fonsan@gmail.com>
Date: Sun, 29 May 2011 17:38:01 +0200
Subject: [PATCH] Failing test for aggregating on default_scope with select

---
 activerecord/test/cases/relation_scoping_test.rb |    4 ++++
 activerecord/test/models/developer.rb            |    5 +++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/activerecord/test/cases/relation_scoping_test.rb b/activerecord/test/cases/relation_scoping_test.rb
index 8f8e72f..db2c9a5 100644
--- a/activerecord/test/cases/relation_scoping_test.rb
+++ b/activerecord/test/cases/relation_scoping_test.rb
@@ -470,6 +470,10 @@ class DefaultScopingTest < ActiveRecord::TestCase
     assert DeveloperCalledJamis.unscoped.poor.include?(developers(:david).becomes(DeveloperCalledJamis))
     assert_equal 10, DeveloperCalledJamis.unscoped.poor.length
   end
+  
+  def test_default_scope_select_ignored_by_aggregations
+    assert_equal DeveloperWithSelect.all.count, DeveloperWithSelect.count
+  end
 
   def test_default_scope_order_ignored_by_aggregations
     assert_equal DeveloperOrderedBySalary.all.count, DeveloperOrderedBySalary.count
diff --git a/activerecord/test/models/developer.rb b/activerecord/test/models/developer.rb
index 41c52f7..98d6aa2 100644
--- a/activerecord/test/models/developer.rb
+++ b/activerecord/test/models/developer.rb
@@ -86,6 +86,11 @@ class DeveloperWithBeforeDestroyRaise < ActiveRecord::Base
   end
 end
 
+class DeveloperWithSelect < ActiveRecord::Base
+  self.table_name = 'developers'
+  default_scope select('name')
+end
+
 class DeveloperOrderedBySalary < ActiveRecord::Base
   self.table_name = 'developers'
   default_scope :order => 'salary DESC'
-- 
1.7.5.1