A small but vital fix, self != current_actor

lib/sidekiq/processor.rb

@@ -14,7 +14,7 @@ module Sidekiq
       begin
         klass = constantize(msg['class'])
         klass.new.perform(*msg['args'])
-        @boss.processor_done!(self)
+        @boss.processor_done!(current_actor)
       rescue => ex
         send_to_airbrake(msg, ex) if defined?(::Airbrake)
         raise ex

test/test_processor.rb

@@ -20,6 +20,11 @@ class TestProcessor < MiniTest::Unit::TestCase
       msg = { 'class' => MockWorker.to_s, 'args' => ['myarg'] }
       processor = ::Sidekiq::Processor.new(@boss)
       @boss.expect(:processor_done!, nil, [processor])
+      class << processor
+        def current_actor
+          self
+        end
+      end
       processor.process(msg)
       @boss.verify
       assert_equal 1, $invokes