require 'rake/testtask' dir = File.dirname(__FILE__) task :default => :test Rake::TestTask.new do |t| t.libs << "test" t.test_files = Dir.glob("#{dir}/test/cases/**/*_test.rb") t.warning = true t.verbose = true t.ruby_opts = ["--dev"] if defined?(JRUBY_VERSION) end namespace :test do task :isolated do Dir.glob("#{dir}/test/**/*_test.rb").all? do |file| sh(Gem.ruby, '-w', "-I#{dir}/lib", "-I#{dir}/test", file) end or raise "Failures" end end