3 files changed, 40 insertions, 4 deletions
diff --git a/activerecord/test/cases/associations/has_one_associations_test.rb b/activerecord/test/cases/associations/has_one_associations_test.rb
index 1ddb3f49bf..3984945f9f 100644
--- a/activerecord/test/cases/associations/has_one_associations_test.rb
+++ b/activerecord/test/cases/associations/has_one_associations_test.rb
@@ -2,9 +2,11 @@ require "cases/helper"
 require 'models/developer'
 require 'models/project'
 require 'models/company'
+require 'models/sponsor'
+require 'models/organization'
 
 class HasOneAssociationsTest < ActiveRecord::TestCase
-  fixtures :accounts, :companies, :developers, :projects, :developers_projects
+  fixtures :accounts, :companies, :developers, :projects, :developers_projects, :organizations, :sponsors
 
   def setup
     Account.destroyed_account_ids.clear
@@ -306,4 +308,9 @@ class HasOneAssociationsTest < ActiveRecord::TestCase
       Firm.find(@firm.id, :include => :account).save!
     end
   end
+
+  def test_polymorphic_sti
+    assert_equal organizations(:sponsorable), sponsors(:org_sponsor).sponsorable
+    assert_equal sponsors(:org_sponsor),      organizations(:sponsorable).sponsor
+  end
 end
diff --git a/activerecord/test/cases/method_scoping_test.rb b/activerecord/test/cases/method_scoping_test.rb
index 4edf7558f7..015c6ac652 100644
--- a/activerecord/test/cases/method_scoping_test.rb
+++ b/activerecord/test/cases/method_scoping_test.rb
@@ -628,9 +628,9 @@ class DefaultScopingTest < ActiveRecord::TestCase
     assert_equal expected, received
   end
 
-  def test_named_scope
-    expected = Developer.find(:all, :order => 'salary DESC, name DESC').collect { |dev| dev.salary }
-    received = DeveloperOrderedBySalary.by_name.find(:all).collect { |dev| dev.salary }
+  def test_named_scope_overwrites_default
+    expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.name }
+    received = DeveloperOrderedBySalary.by_name.find(:all).collect { |dev| dev.name }
     assert_equal expected, received
   end
 
diff --git a/activerecord/test/cases/pooled_connections_test.rb b/activerecord/test/cases/pooled_connections_test.rb
index 2649a9358a..bb9013c2a1 100644
--- a/activerecord/test/cases/pooled_connections_test.rb
+++ b/activerecord/test/cases/pooled_connections_test.rb
@@ -1,4 +1,6 @@
 require "cases/helper"
+require "models/project"
+require "timeout"
 
 class PooledConnectionsTest < ActiveRecord::TestCase
   def setup
@@ -89,6 +91,33 @@ class PooledConnectionsTest < ActiveRecord::TestCase
   ensure
     ActiveRecord::Base.connection_handler = old_handler
   end
+
+  def test_with_connection_nesting_safety
+    ActiveRecord::Base.establish_connection(@connection.merge({:pool => 1, :wait_timeout => 0.1}))
+
+    before_count = Project.count
+
+    add_record('one')
+
+    ActiveRecord::Base.connection.transaction do
+      add_record('two')
+      # Have another thread try to screw up the transaction
+      Thread.new do
+        ActiveRecord::Base.connection.rollback_db_transaction
+        ActiveRecord::Base.connection_pool.release_connection
+      end.join rescue nil
+      add_record('three')
+    end
+
+    after_count = Project.count
+    assert_equal 3, after_count - before_count
+  end
+
+  private
+
+  def add_record(name)
+    ActiveRecord::Base.connection_pool.with_connection { Project.create! :name => name }
+  end
 end unless %w(FrontBase).include? ActiveRecord::Base.connection.adapter_name
 
 class AllowConcurrencyDeprecatedTest < ActiveRecord::TestCase