base64-bench.rb

#!/usr/bin/env jruby

require 'benchmark'
require 'base64'

ALNUMS = ('a'..'z').to_a + ('A'..'Z').to_a + ('0'..'9').to_a
ITER = 100_000

blob = []

100.times do |n|
  blob += ALNUMS.shuffle
end

blob = blob.join('')

b64_encoded_blob = Base64.encode64(blob)

$stderr.puts "blob length: #{blob.length}"

Benchmark.bmbm do |x|
  x.report('Base64.encode64') { ITER.times { Base64.encode64(blob) } }
  x.report('Base64.decode64') { ITER.times { Base64.decode64(b64_encoded_blob) } }
end