benchmarks/strings/array_tos.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # This file is free software, which comes along with NIT.  This software is
   4 # distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
   5 # without  even  the implied warranty of  MERCHANTABILITY or  FITNESS FOR A
   6 # PARTICULAR PURPOSE.  You can modify it is you want,  provided this header
   7 # is kept unaltered, and a notification of the changes is added.
   8 # You  are  allowed  to  redistribute it and sell it, alone or is a part of
   9 # another product.
  10
  11 # Benchmark on the Array.to_s function using several methods.
  12 module array_tos
  13
  14 import opts
  15
  16 fun bench_array(arr_size, item_size, loops: Int)
  17 do
  18         var arr = new Array[String].with_capacity(arr_size)
  19         var s = "a" * item_size
  20
  21         for i in [0 .. arr_size[ do arr.push s
  22
  23         for i in [0..loops[ do
  24                 s = arr.to_s
  25         end
  26 end
  27
  28 var opts = new OptionContext
  29 var nb_ccts = new OptionInt("Size of an element", -1, "--ccts")
  30 var loops = new OptionInt("Number of loops to be done", -1, "--loops")
  31 var strlen = new OptionInt("Length of the Array", -1, "--strlen")
  32 opts.add_option(nb_ccts, loops, strlen)
  33
  34 opts.parse(args)
  35
  36 if nb_ccts.value == -1 or loops.value == -1 or strlen.value == -1 then
  37         opts.usage
  38         exit(-1)
  39 end
  40
  41 bench_array(strlen.value, nb_ccts.value, loops.value)