Class: Benchmarker::Task

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(name, code = nil, tag: nil, skip: nil, &block) ⇒ Task

Returns a new instance of Task.



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# File 'lib/benchmarker.rb', line 534

def initialize(name, code=nil, tag: nil, skip: nil, &block)
  @name  = name
  @code  = code
  @tag   = tag
  @skip  = skip    # reason to skip
  @block = block
end

Instance Attribute Details

#block ⇒ Object (readonly)

Returns the value of attribute block.



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# File 'lib/benchmarker.rb', line 542

def block
  @block
end

#name ⇒ Object (readonly)

Returns the value of attribute name.



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# File 'lib/benchmarker.rb', line 542

def name
  @name
end

#skip ⇒ Object (readonly)

Returns the value of attribute skip.



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# File 'lib/benchmarker.rb', line 542

def skip
  @skip
end

#tag ⇒ Object (readonly)

Returns the value of attribute tag.



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# File 'lib/benchmarker.rb', line 542

def tag
  @tag
end

Instance Method Details

#has_code? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/benchmarker.rb', line 544

def has_code?
  return !!@code
end

#invoke(loop = 1) {|ret, @name, @tag| ... } ⇒ Object

Yields:



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# File 'lib/benchmarker.rb', line 552

def invoke(loop=1, &validator)
  #; [!s2f6v] when task block is build from repeated code...
  if @code
    n_repeat = N_REPEAT    # == 100
    #; [!i2r8o] error when number of loop is less than 100.
    loop >= n_repeat  or
      raise TaskError, "task(#{@name.inspect}): number of loop (=#{loop}) should be >= #{n_repeat}, but not."
    #; [!kzno6] error when number of loop is not a multiple of 100.
    loop % n_repeat == 0  or
      raise TaskError, "task(#{@name.inspect}): number of loop (=#{loop}) should be a multiple of #{n_repeat}, but not."
    #; [!gbukv] changes number of loop to 1/100.
    loop = loop / n_repeat
  end
  #; [!frq25] kicks GC before calling task block.
  GC.start()
  #; [!tgql6] invokes block N times.
  block = @block
  t1 = Process.times
  start_t = Time.now
  while (loop -= 1) >= 0
    ret = block.call()
  end
  end_t = Time.now
  t2 = Process.times
  #; [!zw4kt] yields validator with result value of block.
  yield ret, @name, @tag if block_given?()
  #; [!9e5pr] returns TimeSet object.
  user  = t2.utime - t1.utime
  sys   = t2.stime - t1.stime
  total = user + sys
  real  = end_t - start_t
  return TimeSet.new(user, sys, total, real)
end

#skip? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/benchmarker.rb', line 548

def skip?
  return !!@skip
end