Huy Thái huyttq

## gist:1354244
def send_task
  self.class.execute { self.prepare!; self }
end

def self.execute
  begin
    ActiveRecord::Base.connection.execute("LOCK TABLE tasks WRITE")
    tasks = [*yield]
  ensure
    ActiveRecord::Base.connection.execute("UNLOCK TABLE")

## AASM_FactoryGirl.rb
TestObject.any_instance.stubs(:set_initial_state)
	def send_task
	self.class.execute { self.prepare!; self }
	end

	def self.execute
	begin
	ActiveRecord::Base.connection.execute("LOCK TABLE tasks WRITE")
	tasks = [*yield]
	ensure
	ActiveRecord::Base.connection.execute("UNLOCK TABLE")