when deleting users, make the favorites removal asynchronoous

app/logical/user_deletion.rb

@@ -3,6 +3,13 @@ class UserDeletion
 
   attr_reader :user, :password
 
+  def self.remove_favorites_for(user_name, user_id)
+    user = User.find(user_id)
+    Post.tag_match("fav:#{user_name}").find_each do |post|
+      Favorite.remove(post, user)
+    end
+  end
+
   def initialize(user, password)
     @user = user
     @password = password
@@ -49,9 +56,7 @@ private
   end
 
   def remove_favorites
-    Post.tag_match("fav:#{user.name}").find_each do |post|
-      Favorite.remove(post, user)
-    end
+    UserDeletion.delay.remove_favorites_for(user.name, user.id)
   end
 
   def rename

test/unit/user_deletion_test.rb

@@ -4,6 +4,7 @@ class UserDeletionTest < ActiveSupport::TestCase
   context "an invalid user deletion" do
     context "for an invalid password" do
       setup do
+        Delayed::Worker.delay_jobs = false
         @user = FactoryGirl.create(:user)
         CurrentUser.user = @user
         CurrentUser.ip_addr = "127.0.0.1"
@@ -19,6 +20,7 @@ class UserDeletionTest < ActiveSupport::TestCase
 
     context "for an admin" do
       setup do
+        Delayed::Worker.delay_jobs = false
         @user = FactoryGirl.create(:admin_user)
         CurrentUser.user = @user
         CurrentUser.ip_addr = "127.0.0.1"
@@ -35,6 +37,8 @@ class UserDeletionTest < ActiveSupport::TestCase
 
   context "a valid user deletion" do
     setup do
+      Delayed::Worker.delay_jobs = false
+
       @user = FactoryGirl.create(:user)
       CurrentUser.user = @user
       CurrentUser.ip_addr = "127.0.0.1"