Kill trailing whitespace in ruby files

test/unit/post_flag_test.rb

@@ -13,24 +13,24 @@ class PostFlagTest < ActiveSupport::TestCase
       CurrentUser.user = nil
       CurrentUser.ip_addr = nil
     end
-    
+
     context "a user" do
       setup do
         @post = FactoryGirl.create(:post, :tag_string => "aaa")
       end
-      
+
       should "not be able to flag a post more than twice" do
         assert_difference("PostFlag.count", 1) do
           @post_flag = PostFlag.create(:post => @post, :reason => "aaa", :is_resolved => false)
         end
-        
+
         assert_difference("PostFlag.count", 0) do
           @post_flag = PostFlag.create(:post => @post, :reason => "aaa", :is_resolved => false)
         end
-        
+
         assert_equal(["You have already flagged this post"], @post_flag.errors.full_messages)
       end
-      
+
       should "not be able to flag more than 10 posts in 24 hours" do
         @post_flag = PostFlag.new(:post => @post, :reason => "aaa", :is_resolved => false)
         @post_flag.expects(:flag_count_for_creator).returns(10)
@@ -39,7 +39,7 @@ class PostFlagTest < ActiveSupport::TestCase
         end
         assert_equal(["You can flag 10 posts a day"], @post_flag.errors.full_messages)
       end
-      
+
       should "not be able to flag a deleted post" do
         @post.update_attribute(:is_deleted, true)
         assert_difference("PostFlag.count", 0) do
@@ -47,7 +47,7 @@ class PostFlagTest < ActiveSupport::TestCase
         end
         assert_equal(["Post is deleted"], @post_flag.errors.full_messages)
       end
-      
+
       should "initialize its creator" do
         @post_flag = PostFlag.create(:post => @post, :reason => "aaa", :is_resolved => false)
         assert_equal(@alice.id, @post_flag.creator_id)