Kill trailing whitespace in ruby files

test/unit/forum_post_test.rb

@@ -8,12 +8,12 @@ class ForumPostTest < ActiveSupport::TestCase
       CurrentUser.ip_addr = "127.0.0.1"
       @topic = FactoryGirl.create(:forum_topic)
     end
-    
+
     teardown do
       CurrentUser.user = nil
       CurrentUser.ip_addr = nil
     end
-    
+
     context "that belongs to a topic with several pages of posts" do
       setup do
         Danbooru.config.stubs(:posts_per_page).returns(3)
@@ -22,7 +22,7 @@ class ForumPostTest < ActiveSupport::TestCase
           @posts << FactoryGirl.create(:forum_post, :topic_id => @topic.id, :body => rand(100_000))
         end
       end
-      
+
       should "know which page it's on" do
         assert_equal(2, @posts[3].forum_topic_page)
         assert_equal(2, @posts[4].forum_topic_page)
@@ -30,26 +30,26 @@ class ForumPostTest < ActiveSupport::TestCase
         assert_equal(3, @posts[6].forum_topic_page)
       end
     end
-    
+
     context "belonging to a locked topic" do
       setup do
         @post = FactoryGirl.create(:forum_post, :topic_id => @topic.id, :body => "zzz")
         @topic.update_attribute(:is_locked, true)
         @post.reload
       end
-      
+
       should "not be updateable" do
         @post.update_attributes(:body => "xxx")
         @post.reload
         assert_equal("zzz", @post.body)
       end
-      
+
       should "not be deletable" do
         @post.destroy
         assert_equal(1, ForumPost.count)
       end
     end
-    
+
     should "update its parent when saved" do
       sleep 1
       original_topic_updated_at = @topic.updated_at
@@ -57,37 +57,37 @@ class ForumPostTest < ActiveSupport::TestCase
       @topic.reload
       assert_not_equal(original_topic_updated_at, @topic.updated_at)
     end
-    
+
     should "be searchable by body content" do
       post = FactoryGirl.create(:forum_post, :topic_id => @topic.id, :body => "xxx")
       assert_equal(1, ForumPost.body_matches("xxx").count)
       assert_equal(0, ForumPost.body_matches("aaa").count)
     end
-    
+
     should "initialize its creator" do
       post = FactoryGirl.create(:forum_post, :topic_id => @topic.id)
       assert_equal(@user.id, post.creator_id)
     end
-    
+
     context "that is deleted" do
       setup do
         @post = FactoryGirl.create(:forum_post, :topic_id => @topic.id)
         @post.update_attribute(:is_deleted, true)
         @topic.reload
       end
-      
+
       should "also delete the topic" do
         assert(@topic.is_deleted)
       end
     end
-    
+
     context "updated by a second user" do
       setup do
         @post = FactoryGirl.create(:forum_post, :topic_id => @topic.id)
         @second_user = FactoryGirl.create(:user)
         CurrentUser.user = @second_user
       end
-      
+
       should "record its updater" do
         @post.update_attributes(:body => "abc")
         assert_equal(@second_user.id, @post.updater_id)