01-string-match.rb

# Handy Benchmark Script for comparing times of two methods
require 'benchmark'
require './lib/regexp'
# Uses https://github.com/mpalmer/email-address-validator

times = 20000000

email_1 = 'jdoe@gmail.com'
email_2 = 'foo.bar'
email_3 = 'nframe.com'

match = Benchmark::Tms.new
tilde = Benchmark::Tms.new

Benchmark.bm(times) do |x|
  match = x.report("String.match"){
    email_1.match(Regexp::ADDR_SPEC)
    email_2.match(Regexp::ADDR_SPEC)
    email_3.match(Regexp::ADDR_SPEC)
  }
  tilde = x.report("=~"){
    Regexp::ADDR_SPEC =~ email_1
    Regexp::ADDR_SPEC =~ email_2
    Regexp::ADDR_SPEC =~ email_3
  }
end

puts 'Total time for Match'
puts match * times

puts 'Total time for =~'
puts tilde * times

puts "\n\n"

slower_time = match.to_a[5]
faster_time = tilde.to_a[5]
puts "#{(((slower_time - faster_time) / slower_time)*100).round} % Faster"