Class: TestQueue::Iterator

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
lib/test_queue/iterator.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(sock, suites, filter = nil) ⇒ Iterator

Returns a new instance of Iterator.



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# File 'lib/test_queue/iterator.rb', line 5

def initialize(sock, suites, filter=nil)
  @done = false
  @stats = {}
  @procline = $0
  @sock = sock
  @suites = suites
  @filter = filter
  if @sock =~ /^(.+):(\d+)$/
    @tcp_address = $1
    @tcp_port = $2.to_i
  end
end

Instance Attribute Details

#sock ⇒ Object (readonly)

Returns the value of attribute sock.



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# File 'lib/test_queue/iterator.rb', line 3

def sock
  @sock
end

#stats ⇒ Object (readonly)

Returns the value of attribute stats.



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# File 'lib/test_queue/iterator.rb', line 3

def stats
  @stats
end

Instance Method Details

#connect_to_master(cmd) ⇒ Object 



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# File 'lib/test_queue/iterator.rb', line 54

def connect_to_master(cmd)
  sock =
    if @tcp_address
      TCPSocket.new(@tcp_address, @tcp_port)
    else
      UNIXSocket.new(@sock)
    end
  sock.puts(cmd)
  sock
rescue Errno::EPIPE
  nil
end

#each ⇒ Object 



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# File 'lib/test_queue/iterator.rb', line 18

def each
  fail "already used this iterator. previous caller: #@done" if @done

  while true
    client = connect_to_master('POP')
    break if client.nil?
    r, w, e = IO.select([client], nil, [client], nil)
    break if !e.empty?

    if data = client.read(65536)
      client.close
      item = Marshal.load(data)
      break if item.nil? || item.empty?
      suite = @suites[item]

      $0 = "#{@procline} - #{suite.respond_to?(:description) ? suite.description : suite}"
      start = Time.now
      if @filter
        @filter.call(suite){ yield suite }
      else
        yield suite
      end
      key = suite.respond_to?(:id) ? suite.id : suite.to_s
      @stats[key] = Time.now - start
    else
      break
    end
  end
rescue Errno::ENOENT, Errno::ECONNRESET, Errno::ECONNREFUSED
ensure
  @done = caller.first
  File.open("/tmp/test_queue_worker_#{$$}_stats", "wb") do |f|
    f.write Marshal.dump(@stats)
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/test_queue/iterator.rb', line 69

def empty?
  false
end