require 'bundler/setup' require 'minitest' require 'minitest/reporters' require 'minitest/autorun' Minitest::Reporters.use! Minitest::Reporters::SpecReporter.new describe String do describe '#length' do it 'works' do assert_equal 5, 'hello'.length end it 'doesn\'t works' do assert_equal 6, 'hello'.length end end end