fix dmail tests

app/logical/current_user.rb

@@ -1,5 +1,5 @@
 class CurrentUser
-  def self.scoped(user, ip_addr)
+  def self.scoped(user, ip_addr = "127.0.0.1")
     old_user = self.user
     old_ip_addr = self.ip_addr
 

app/models/post.rb

@@ -1282,16 +1282,20 @@ class Post < ActiveRecord::Base
     end
 
     def update_iqdb_async
+      if Danbooru.config.iqdb_hostname_and_port
         Danbooru.config.all_server_hosts.each do |host|
           delay(:queue => host).update_iqdb
         end
       end
+    end
 
     def remove_iqdb_async
+      if Danbooru.config.iqdb_hostname_and_port
         Danbooru.config.all_server_hosts.each do |host|
           Post.delay(:queue => host).remove_iqdb(id)
         end
       end
+    end
 
     def update_iqdb
       Iqdb::Server.new(*Danbooru.config.iqdb_hostname_and_port).add(self)

test/unit/dmail_test.rb

@@ -92,9 +92,16 @@ class DmailTest < ActiveSupport::TestCase
 
     should "notify the recipient he has mail" do
       dmail = FactoryGirl.create(:dmail, :owner => @user)
-      assert(dmail.to(true).has_mail?)
+      recipient = dmail.to
+      recipient.reload
+      assert(recipient.has_mail?)
+
+      CurrentUser.scoped(recipient) do
         dmail.mark_as_read!
-      assert(!dmail.to(true).has_mail?)
+      end
+
+      recipient.reload
+      assert(!recipient.has_mail?)
     end
   end
 end