Merge pull request #43 from mytrile/master

Adding backburner(beanstalks client) adapter

Gemfile

@@ -9,4 +9,5 @@ gem 'sucker_punch'
 gem 'delayed_job'
 gem 'queue_classic'
 gem 'sneakers', '0.1.1.pre'
-gem 'que'
+gem 'que'
+gem 'backburner'

Gemfile.lock

@@ -21,12 +21,17 @@ GEM
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     amq-protocol (1.9.2)
+    backburner (0.4.5)
+      beaneater (~> 0.3.1)
+      dante (~> 0.1.5)
+    beaneater (0.3.2)
     builder (3.2.2)
     bunny (1.1.9)
       amq-protocol (>= 1.9.2)
     celluloid (0.15.2)
       timers (~> 1.1.0)
     connection_pool (2.0.0)
+    dante (0.1.5)
     delayed_job (4.0.1)
       activesupport (>= 3.0, < 4.2)
     i18n (0.6.9)
@@ -86,6 +91,7 @@ PLATFORMS
 
 DEPENDENCIES
   activejob!
+  backburner
   delayed_job
   que
   queue_classic

Rakefile

@@ -20,11 +20,11 @@ task :default => :test
 
 desc 'Run all adapter tests'
 task :test do
-  tasks = %w(test_inline test_delayed_job test_que test_queue_classic test_resque test_sidekiq test_sneakers test_sucker_punch)
+  tasks = %w(test_inline test_delayed_job test_que test_queue_classic test_resque test_sidekiq test_sneakers test_sucker_punch test_backburner)
   run_without_aborting(*tasks)
 end
 
-%w(inline delayed_job que queue_classic resque sidekiq sneakers sucker_punch).each do |adapter|
+%w(inline delayed_job que queue_classic resque sidekiq sneakers sucker_punch backburner).each do |adapter|
   Rake::TestTask.new("test_#{adapter}") do |t|
     t.libs << 'test'
     t.test_files = FileList['test/cases/**/*_test.rb']

lib/active_job/queue_adapters/backburner_adapter.rb

@@ -0,0 +1,21 @@
+require 'backburner'
+
+module ActiveJob
+  module QueueAdapters
+    class BackburnerAdapter
+      class << self
+        def queue(job, *args)
+          Backburner::Worker.enqueue JobWrapper, [ job.name, *args ], queue: job.queue_name
+        end
+      end
+
+      class JobWrapper
+        class << self
+          def perform(job_name, *args)
+            job_name.constantize.new.perform *Parameters.deserialize(args)
+          end
+        end
+      end
+    end
+  end
+end

test/adapters/backburner.rb

@@ -0,0 +1,3 @@
+require 'support/backburner/inline'
+
+ActiveJob::Base.queue_adapter = :backburner

test/cases/adapter_test.rb

@@ -43,4 +43,9 @@ class AdapterTest < ActiveSupport::TestCase
     ActiveJob::Base.queue_adapter = :sneakers
     assert_equal ActiveJob::QueueAdapters::SneakersAdapter, ActiveJob::Base.queue_adapter
   end
+
+  test 'should load Backburner adapter' do
+    ActiveJob::Base.queue_adapter = :backburner
+    assert_equal ActiveJob::QueueAdapters::BackburnerAdapter, ActiveJob::Base.queue_adapter
+  end
 end

test/support/backburner/inline.rb

@@ -0,0 +1,8 @@
+require 'backburner'
+
+Backburner::Worker.class_eval do
+  class << self; alias_method :original_enqueue, :enqueue; end
+  def self.enqueue(job_class, args=[], opts={})
+    job_class.perform(*args)
+  end
+end