Class: Rgot::F::Coordinator

Inherits:
Object
  • Object
show all
Defined in:
lib/rgot/f.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(warmup_input_count:) ⇒ Coordinator

Returns a new instance of Coordinator.



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# File 'lib/rgot/f.rb', line 45

def initialize(warmup_input_count:)
  @warmup_input_count = warmup_input_count
  @before_cov = 0
  @start_time = Rgot.now
  @count = 0
  @interesting_count = 0
  @count_last_log = 0
  @time_last_log = 0.0
end

Instance Attribute Details

#count ⇒ Object

Returns the value of attribute count.



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# File 'lib/rgot/f.rb', line 42

def count
  @count
end

#interesting_count ⇒ Object

Returns the value of attribute interesting_count.



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# File 'lib/rgot/f.rb', line 43

def interesting_count
  @interesting_count
end

Instance Method Details

#diff_coverage ⇒ Object 



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# File 'lib/rgot/f.rb', line 64

def diff_coverage
  current_cov = Coverage.peek_result.sum do |path, hash|
    hash.map do |_, covs|
      covs.length
    end.sum
  end
  (current_cov - @before_cov).tap { @before_cov = current_cov }
end

#log_stats ⇒ Object 



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# File 'lib/rgot/f.rb', line 73

def log_stats
  rate = Float(count - @count_last_log) / (Rgot.now - @time_last_log)
  total = @warmup_input_count + interesting_count
  printf "fuzz: elapsed: %ds, execs: %d (%d/sec), new interesting: %d (total: %d)\n",
    elapsed, count, rate, interesting_count, total

  duration = Rgot.now - @time_last_log
  @count_last_log = count
  @time_last_log = Rgot.now
end

#start_logger ⇒ Object 



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# File 'lib/rgot/f.rb', line 55

def start_logger
  Thread.new do
    loop do
      log_stats
      sleep 3
    end
  end
end