#!/usr/bin/env ruby

require "bundler/setup"

# the champions
require "uuid"
require "uuidtools"
require "uuid4r"

# the challenger
require "hakusho"

# the referee
require "benchmark/ips"

# setup
uuid = "6ba7b811-9dad-11d1-80b4-00c04fd430c8"
str  = "benchmarking things"

# v3 benchmark
puts "UUID Version 3\n"
Benchmark.ips do |x|
  # Version 3
  x.report("hakusho")   { Hakusho.create_md5(Hakusho.parse(uuid), str).to_s }
  x.report("uuidtools") { UUIDTools::UUID.md5_create(UUIDTools::UUID.parse(uuid), str).to_s }
  x.report("ruby-uuid") { UUID.create_md5(str, UUID.parse(uuid)).to_s }
  x.report("uuid4r")    { UUID4R.uuid_v3("ns:URL", str) }
  x.compare!
end

# v4 benchmark
puts "UUID Version 4\n"
Benchmark.ips do |x|
  # Version 4
  x.report("fast_uuid")    { Hakusho.create_random.to_s }
  x.report("uuidtools")    { UUIDTools::UUID.random_create.to_s }
  x.report("ruby-uuid")    { UUID.create_random.to_s }
  x.report("uuid4r")       { UUID4R.uuid_v4 }
  x.report("securerandom") { SecureRandom.uuid }
  x.compare!
end

# v5 benchmark
puts "UUID Version 5\n"
Benchmark.ips do |x|
  # Version 5
  x.report("hakusho")   { Hakusho.create_sha1(Hakusho.parse(uuid), str).to_s }
  x.report("uuidtools") { UUIDTools::UUID.sha1_create(UUIDTools::UUID.parse(uuid), str).to_s }
  x.report("ruby-uuid") { UUID.create_sha1(str, UUID.parse(uuid)).to_s }
  x.report("uuid4r")    { UUID4R.uuid_v5("ns:URL", str) }
  x.compare!
end