base62 convertor in ruby

benchmark_alphadecimal.rb

require 'rubygems'
require 'benchmark'
require 'alphadecimal'

time = Benchmark.measure do
  1_000_000.times do |i|
    encode = i.alphadecimal
    decode = encode.alphadecimal
    raise "Assertion error!" unless i == decode
  end
end

puts time # 17.060000   0.050000  17.110000 ( 17.507562)

benchmark_base62.rb

require 'rubygems'
require 'benchmark'
require 'base62'

time = Benchmark.measure do
  1_000_000.times do |i|
    encode = i.base62_encode
    decode = encode.base62_decode
    raise "Assertion error!" unless i == decode
  end
end

puts time # 9.600000   0.020000   9.620000 (  9.802189)

benchmark_radix62.rb

require 'rubygems'
require 'benchmark'
require 'radix62'

time = Benchmark.measure do
  1_000_000.times do |i|
    encode = i.encode62
    decode = encode.decode62
    raise "Assertion error!" unless i == decode
  end
end

puts time # 19.070000   0.040000  19.110000 ( 19.483596)

benchmark_yab62.rb

require 'rubygems'
require 'benchmark'
require 'yab62'

time = Benchmark.measure do
  1_000_000.times do |i|
    encode = i.encode62
    decode = encode.decode62
    raise "Assertion error!" unless i == decode
  end
end

puts time # 0.550000   0.000000   0.550000 (  0.605562)