diff --git a/lib/shoulda/active_record_helpers.rb b/lib/shoulda/active_record_helpers.rb
index 4aa92fc9..6ccb412b 100644
--- a/lib/shoulda/active_record_helpers.rb
+++ b/lib/shoulda/active_record_helpers.rb
@@ -325,7 +325,33 @@ module ThoughtBot # :nodoc:
             assert reflection, "#{klass.name} does not have any relationship to #{association}"
             assert_equal :belongs_to, reflection.macro
             fk = reflection.options[:foreign_key] || "#{association}_id"
-            assert klass.column_names.include?(fk), "#{klass.name} does not have a #{fk} foreign key."
+            assert klass.column_names.include?(fk.to_s), "#{klass.name} does not have a #{fk} foreign key."
+          end
+        end
+      end
+      
+      # Ensure that the given class methods are defined on the model.
+      #
+      #   should_have_class_methods :find, :destroy
+      def should_have_class_methods(*methods)
+        get_options!(methods)
+        klass = model_class
+        methods.each do |method|
+          should "respond to class method #{method}" do
+            assert_respond_to klass, method, "#{klass.name} does not have class method #{method}"
+          end
+        end
+      end
+
+      # Ensure that instance methods exist.
+      #
+      #   should_have_instance_methods :instance_method
+      def should_have_instance_methods(*methods)
+        get_options!(methods)
+        klass = model_class
+        methods.each do |method|
+          should "respond to instance method #{method}" do
+            assert_respond_to klass.new, method, "#{klass.name} does not have instance method #{method}"
           end
         end
       end
diff --git a/test/rails_root/app/models/post.rb b/test/rails_root/app/models/post.rb
index 5b38ae42..5b840b98 100644
--- a/test/rails_root/app/models/post.rb
+++ b/test/rails_root/app/models/post.rb
@@ -1,5 +1,6 @@
 class Post < ActiveRecord::Base
   belongs_to :user
+  belongs_to :owner, :foreign_key => :user_id, :class_name => 'User'
   has_many :taggings
   has_many :tags, :through => :taggings
   
diff --git a/test/unit/post_test.rb b/test/unit/post_test.rb
index cb9a610e..99051478 100644
--- a/test/unit/post_test.rb
+++ b/test/unit/post_test.rb
@@ -4,6 +4,7 @@ class PostTest < Test::Unit::TestCase
   load_all_fixtures
 
   should_belong_to :user
+  should_belong_to :owner
   should_have_many :tags, :through => :taggings
   
   should_require_unique_attributes :title
diff --git a/test/unit/user_test.rb b/test/unit/user_test.rb
index 1fc74d89..db011101 100644
--- a/test/unit/user_test.rb
+++ b/test/unit/user_test.rb
@@ -10,4 +10,6 @@ class UserTest < Test::Unit::TestCase
   should_ensure_length_in_range :email, 1..100
   should_ensure_value_in_range :age, 1..100
   should_protect_attributes :password
+  should_have_class_methods :find, :destroy
+  should_have_instance_methods :email, :age
 end