added post mod details

test/unit/post_moderation_detail_test.rb

@@ -0,0 +1,42 @@
+require File.dirname(__FILE__) + '/../test_helper'
+
+class PostModerationDetailTest < ActiveSupport::TestCase
+  context "A post moderation detail" do
+    should "hide posts" do
+      posts = []
+      posts << Factory.create(:post)
+      posts << Factory.create(:post)
+      posts << Factory.create(:post)
+      user = Factory.create(:user)
+      detail = PostModerationDetail.create(:user => user, :post => posts[0])
+      results = PostModerationDetail.filter(posts, user)
+      assert_equal(2, results.size)
+      assert(results.all? {|x| x.id != posts[0].id})
+      results = PostModerationDetail.filter(posts, user, true)
+      assert_equal(1, results.size)
+      assert_equal(posts[0].id, results[0].id)
+      user = Factory.create(:user)
+      results = PostModerationDetail.filter(posts, user)
+      assert_equal(3, results.size)
+      results = PostModerationDetail.filter(posts, user, true)
+      assert_equal(0, results.size)
+    end
+    
+    should "prune itself" do
+      post = Factory.create(:post, :is_flagged => true)
+      user = Factory.create(:user)
+      detail = PostModerationDetail.create(:user => user, :post => post)
+      assert_difference("PostModerationDetail.count", 0) do
+        PostModerationDetail.prune!
+      end
+      post.is_flagged = false
+      post.updater_id = user.id
+      post.updater_ip_addr = "127.0.0.1"
+      post.save
+      assert(post.errors.empty?)
+      assert_difference("PostModerationDetail.count", -1) do
+        PostModerationDetail.prune!
+      end      
+    end
+  end
+end