Faster rspec tests thru dialing down ruby garbage collection

oscar_the_grouch.rb

# place in <app root>/spec/support

RSpec.configure do |config|

  # from https://gist.github.com/1121972
  config.before(:suite) { GC.disable }
  config.after(:suite) { GC.enable }

  $example_counter = 0

  config.after(:each) do
    if $example_counter % 4 == 0  # increase 4 for faster tests; beware of seg faults at > 8
      GC.enable
      GC.start
      GC.disable
    end
    $example_counter += 1
  end

end