From 5521d9b4c262a089c443049486451490378de88a Mon Sep 17 00:00:00 2001
From: Antonio Terceiro <terceiro@colivre.coop.br>
Date: Mon, 20 Aug 2012 09:18:29 -0300
Subject: [PATCH] Named scope to select non-spam comments

---
 app/models/comment.rb     | 2 ++
 test/unit/comment_test.rb | 8 ++++++++
 2 files changed, 10 insertions(+), 0 deletions(-)

diff --git a/app/models/comment.rb b/app/models/comment.rb
index 33741d2..db383cb 100644
--- a/app/models/comment.rb
+++ b/app/models/comment.rb
@@ -10,6 +10,8 @@ class Comment < ActiveRecord::Base
   has_many :children, :class_name => 'Comment', :foreign_key => 'reply_of_id', :dependent => :destroy
   belongs_to :reply_of, :class_name => 'Comment', :foreign_key => 'reply_of_id'
 
+  named_scope :without_spam, :conditions => ['spam IS NULL OR spam = ?', false]
+
   # unauthenticated authors:
   validates_presence_of :name, :if => (lambda { |record| !record.email.blank? })
   validates_presence_of :email, :if => (lambda { |record| !record.name.blank? })
diff --git a/test/unit/comment_test.rb b/test/unit/comment_test.rb
index 0352277..274d7cd 100644
--- a/test/unit/comment_test.rb
+++ b/test/unit/comment_test.rb
@@ -437,4 +437,12 @@ class CommentTest < ActiveSupport::TestCase
     assert !c.ham?
   end
 
+  should 'be able to select non-spam comments' do
+    c1 = fast_create(Comment)
+    c2 = fast_create(Comment, :spam => false)
+    c3 = fast_create(Comment, :spam => true)
+
+    assert_equivalent [c1,c2], Comment.without_spam
+  end
+
 end
--
libgit2 0.21.2