require 'isolation/abstract_unit' module ApplicationTests module RakeTests class RakeDevTest < ActiveSupport::TestCase include ActiveSupport::Testing::Isolation def setup build_app end def teardown teardown_app end test 'dev:cache creates file and outputs message' do Dir.chdir(app_path) do output = `rake dev:cache` assert File.exist?('tmp/caching-dev.txt') assert_match(/Development mode is now being cached/, output) end end test 'dev:cache deletes file and outputs message' do Dir.chdir(app_path) do `rails dev:cache` # Create caching file. output = `rails dev:cache` # Delete caching file. assert_not File.exist?('tmp/caching-dev.txt') assert_match(/Development mode is no longer being cached/, output) end end end end end