Class: DeepTest::Worker

Inherits:
Object
  • Object
show all
Defined in:
lib/deep_test/worker.rb

Defined Under Namespace

Classes: Error

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(number, blackboard, worker_listener) ⇒ Worker

Returns a new instance of Worker.



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# File 'lib/deep_test/worker.rb', line 5

def initialize(number, blackboard, worker_listener)
  @number = number
  @blackboard = blackboard
  @listener = worker_listener
end

Instance Attribute Details

#number ⇒ Object (readonly)

Returns the value of attribute number.



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# File 'lib/deep_test/worker.rb', line 3

def number
  @number
end

Instance Method Details

#next_work_unit ⇒ Object 



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# File 'lib/deep_test/worker.rb', line 36

def next_work_unit
  DeepTest.logger.debug "Worker #{number} getting next work unit from: #{@blackboard.inspect}"
  @blackboard.take_work
rescue Server::NoWorkUnitsAvailableError
  sleep 0.02
  retry
end

#run ⇒ Object 



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# File 'lib/deep_test/worker.rb', line 11

def run
  @listener.starting(self)
  while work_unit = next_work_unit
    @listener.starting_work(self, work_unit)

    result = begin
               work_unit.run
             rescue Exception => error
               Error.new(work_unit, error)
             end

    @listener.finished_work(self, work_unit, result)
    @blackboard.write_result result
    if ENV['DEEP_TEST_SHOW_WORKER_DOTS'] == 'yes'
      $stdout.print '.'
      $stdout.flush
    end
  end
rescue Server::NoWorkUnitsRemainingError
  DeepTest.logger.debug("Worker #{number}: no more work to do")
rescue Exception => e
  DeepTest.logger.debug "Worker #{number} EXCEPTION: #{e.message}\n#{e.backtrace.join("\n")}"
  raise
end