Class: ActiveSupport::Testing::Parallelization::Server

Inherits:
Object
  • Object
show all
Includes:
DRb::DRbUndumped
Defined in:
activesupport/lib/active_support/testing/parallelization/server.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Server

Returns a new instance of Server.



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 12

def initialize
  @queue = Queue.new
  @active_workers = Concurrent::Map.new
  @in_flight = Concurrent::Map.new
end

Instance Method Details

#<<(o) ⇒ Object 



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 28

def <<(o)
  o[2] = DRbObject.new(o[2]) if o
  @queue << o
end

#active_workers? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 48

def active_workers?
  @active_workers.size > 0
end

#interrupt ⇒ Object 



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 52

def interrupt
  @queue.clear
end

#pop ⇒ Object 



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 33

def pop
  if test = @queue.pop
    @in_flight[[test[0].to_s, test[1]]] = test
    test
  end
end

#record(reporter, result) ⇒ Object

Raises:

  • (DRb::DRbConnError) 


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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 18

def record(reporter, result)
  raise DRb::DRbConnError if result.is_a?(DRb::DRbUnknown)

  @in_flight.delete([result.klass, result.name])

  reporter.synchronize do
    reporter.record(result)
  end
end

#shutdown ⇒ Object 



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 56

def shutdown
  # Wait for initial queue to drain
  while @queue.length != 0
    sleep 0.1
  end

  @queue.close

  # Wait until all workers have finished
  while active_workers?
    sleep 0.1
  end

  @in_flight.values.each do |(klass, name, reporter)|
    result = Minitest::Result.from(klass.new(name))
    error = RuntimeError.new("result not reported")
    error.set_backtrace([""])
    result.failures << Minitest::UnexpectedError.new(error)
    reporter.synchronize do
      reporter.record(result)
    end
  end
end

#start_worker(worker_id) ⇒ Object 



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 40

def start_worker(worker_id)
  @active_workers[worker_id] = true
end

#stop_worker(worker_id) ⇒ Object 



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# File 'activesupport/lib/active_support/testing/parallelization/server.rb', line 44

def stop_worker(worker_id)
  @active_workers.delete(worker_id)
end