Rakefile

require 'bundler/gem_tasks'
require 'rspec/core/rake_task'

RSpec::Core::RakeTask.new(:spec)

task :without_rack_attack do
  ENV.delete 'RACK_ATTACK'
  Rake::Task['spec'].reenable
  Rake::Task['spec'].invoke
end

task :with_rack_attack_first do
  ENV['RACK_ATTACK'] = 'first'
  Rake::Task['spec'].reenable
  Rake::Task['spec'].invoke
end

task :with_rack_attack_last do
  ENV['RACK_ATTACK'] = 'last'
  Rake::Task['spec'].reenable
  Rake::Task['spec'].invoke
end

task default: %i[without_rack_attack with_rack_attack_first with_rack_attack_last]