Parallel Test Helper Tasks

test_fast.rake

# This code taken from code written by Jack Thorne.
namespace :test do
	desc "test the same tests with rake using parallel (can also run :units and :functionals)"
	task :fast => :environment do
		ENV['test']
		ENV['TEST_ENV_NUMBER']='2'

		begin
			ActiveRecord::Base.establish_connection Rails.configuration.database_configuration['test']
			ActiveRecord::Base.connection.instance_values["config"][:database]
			if ActiveRecord::Migrator.get_all_versions.last == ActiveRecord::Migrator.current_version
				Rake::Task['parallel:test'].execute pattern: '^test/(unit|functional)'
			else
				Rake::Task['test:fast:migrate'].execute
			end
		rescue
			Rake::Task['test:fast:prepare'].execute
		end
	end

	namespace :fast do
		task :units => :environment do 
			Rake::Task['parallel:test'].execute pattern: '^test/unit'
		end
		task :functionals => :environment do 
			Rake::Task['parallel:test'].execute pattern: '^test/functional'
		end
		task :prepare => :environment do
			puts "I see it's your first time! let me help you out"
			%w[parallel:create parallel:prepare parallel:seed].each { |task| Rake::Task[task].execute }
			puts 'You are all set!   run "rake test:fast" to run all tests in parallel'
		end
		task :migrate => :environment do
			puts 'your parallelization is dated. [beep beep boop]'
			Rake::Task['parallel:migrate'].execute
			puts '[beeee boop beep] systems ready...'
		end
	end
end