Contents

$LOAD_PATH.unshift File.expand_path('../../lib', __FILE__)
require 'utf8'
require 'benchmark'

require 'rubygems'
require 'active_support'


raw = File.read(File.expand_path('../test.txt', __FILE__))
utf8 = raw.as_utf8
as_mb = ActiveSupport::Multibyte::Chars.new(raw)

times = 1000

puts "String::UTF8"
Benchmark.bmbm { |x|
  x.report("#length") {
    times.times {utf8.length}
  }
  x.report("#[index]") {
    times.times {utf8[1024]}
  }
  x.report("#[-index]") {
    times.times {utf8[-1024]}
  }
  x.report("#[start, len]") {
    times.times {utf8[1024, 1024]}
  }
  x.report("#[-start, len]") {
    times.times {utf8[-1024, 1024]}
  }
}

puts "\n\nActiveSupport::Multibyte::Chars"
Benchmark.bmbm { |x|
  x.report("#length") {
    times.times {as_mb.length}
  }
  x.report("#[index]") {
    times.times {as_mb[1024]}
  }
  x.report("#[-index]") {
    times.times {as_mb[-1024]}
  }
  x.report("#[start, len]") {
    times.times {as_mb[1024, 1024]}
  }
  x.report("#[-start, len]") {
    times.times {as_mb[-1024, 1024]}
  }
}

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
utf8-0.1.6	benchmark/active_support.rb
utf8-0.1.5	benchmark/active_support.rb
utf8-0.1.4	benchmark/active_support.rb
utf8-0.1.3	benchmark/active_support.rb