require "isolation/abstract_unit" require "active_support/core_ext/string/strip" module ApplicationTests class RakeTest < ActiveSupport::TestCase include ActiveSupport::Testing::Isolation def setup build_app end def teardown teardown_app end def test_gems_tasks_are_loaded_first_than_application_ones app_file "lib/tasks/app.rake", <<-RUBY $task_loaded = Rake::Task.task_defined?("db:create:all") RUBY require "#{app_path}/config/environment" ::Rails.application.load_tasks assert $task_loaded end test "task is protected when previous migration was production" do Dir.chdir(app_path) do output = `bin/rails generate model product name:string; env RAILS_ENV=production bin/rails db:create db:migrate; env RAILS_ENV=production bin/rails db:test:prepare test 2>&1` assert_match(/ActiveRecord::ProtectedEnvironmentError/, output) end end def test_not_protected_when_previous_migration_was_not_production Dir.chdir(app_path) do output = `bin/rails generate model product name:string; env RAILS_ENV=test bin/rails db:create db:migrate; env RAILS_ENV=test bin/rails db:test:prepare test 2>&1` refute_match(/ActiveRecord::ProtectedEnvironmentError/, output) end end def test_environment_is_required_in_rake_tasks app_file "config/environment.rb", <<-RUBY SuperMiddleware = Struct.new(:app) Rails.application.configure do config.middleware.use SuperMiddleware end Rails.application.initialize! RUBY assert_match("SuperMiddleware", Dir.chdir(app_path){ `bin/rails middleware` }) end def test_initializers_are_executed_in_rake_tasks add_to_config <<-RUBY initializer "do_something" do puts "Doing something..." end rake_tasks do task do_nothing: :environment do end end RUBY output = Dir.chdir(app_path){ `bin/rails do_nothing` } assert_match "Doing something...", output end def test_does_not_explode_when_accessing_a_model add_to_config <<-RUBY rake_tasks do task do_nothing: :environment do Hello.new.world end end RUBY app_file "app/models/hello.rb", <<-RUBY class Hello def world puts 'Hello world' end end RUBY output = Dir.chdir(app_path) { `bin/rails do_nothing` } assert_match "Hello world", output end def test_should_not_eager_load_model_for_rake add_to_config <<-RUBY rake_tasks do task do_nothing: :environment do end end RUBY add_to_env_config "production", <<-RUBY config.eager_load = true RUBY app_file "app/models/hello.rb", <<-RUBY raise 'should not be pre-required for rake even eager_load=true' RUBY Dir.chdir(app_path) do assert system("bin/rails do_nothing RAILS_ENV=production"), "should not be pre-required for rake even eager_load=true" end end def test_code_statistics_sanity assert_match "Code LOC: 26 Test LOC: 0 Code to Test Ratio: 1:0.0", Dir.chdir(app_path) { `bin/rails stats` } end def test_rails_routes_calls_the_route_inspector app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do get '/cart', to: 'cart#show' end RUBY output = Dir.chdir(app_path){ `bin/rails routes` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output end def test_rails_routes_with_controller_environment app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do get '/cart', to: 'cart#show' get '/basketball', to: 'basketball#index' end RUBY output = Dir.chdir(app_path){ `bin/rails routes CONTROLLER=cart` } assert_equal ["Passing `CONTROLLER` to `bin/rails routes` is deprecated and will be removed in Rails 5.1.", "Please use `bin/rails routes -c controller_name` instead.", "Prefix Verb URI Pattern Controller#Action", " cart GET /cart(.:format) cart#show\n"].join("\n"), output output = Dir.chdir(app_path){ `bin/rails routes -c cart` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output end def test_rails_routes_with_namespaced_controller_environment app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do namespace :admin do resource :post end end RUBY expected_output = [" Prefix Verb URI Pattern Controller#Action", " admin_post POST /admin/post(.:format) admin/posts#create", " new_admin_post GET /admin/post/new(.:format) admin/posts#new", "edit_admin_post GET /admin/post/edit(.:format) admin/posts#edit", " GET /admin/post(.:format) admin/posts#show", " PATCH /admin/post(.:format) admin/posts#update", " PUT /admin/post(.:format) admin/posts#update", " DELETE /admin/post(.:format) admin/posts#destroy\n"].join("\n") output = Dir.chdir(app_path){ `bin/rails routes -c Admin::PostController` } assert_equal expected_output, output output = Dir.chdir(app_path){ `bin/rails routes -c PostController` } assert_equal expected_output, output end def test_rails_routes_with_global_search_key app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do get '/cart', to: 'cart#show' post '/cart', to: 'cart#create' get '/basketballs', to: 'basketball#index' end RUBY output = Dir.chdir(app_path){ `bin/rails routes -g show` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output output = Dir.chdir(app_path){ `bin/rails routes -g POST` } assert_equal "Prefix Verb URI Pattern Controller#Action\n POST /cart(.:format) cart#create\n", output output = Dir.chdir(app_path){ `bin/rails routes -g basketballs` } assert_equal " Prefix Verb URI Pattern Controller#Action\n" \ "basketballs GET /basketballs(.:format) basketball#index\n", output end def test_rails_routes_with_controller_search_key app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do get '/cart', to: 'cart#show' get '/basketball', to: 'basketball#index' end RUBY output = Dir.chdir(app_path){ `bin/rails routes -c cart` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output output = Dir.chdir(app_path){ `bin/rails routes -c Cart` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output output = Dir.chdir(app_path){ `bin/rails routes -c CartController` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output end def test_rails_routes_displays_message_when_no_routes_are_defined app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do end RUBY assert_equal <<-MESSAGE.strip_heredoc, Dir.chdir(app_path){ `bin/rails routes` } You don't have any routes defined! Please add some routes in config/routes.rb. For more information about routes, see the Rails guide: http://guides.rubyonrails.org/routing.html. MESSAGE end def test_rake_routes_with_rake_options app_file "config/routes.rb", <<-RUBY Rails.application.routes.draw do get '/cart', to: 'cart#show' end RUBY output = Dir.chdir(app_path){ `bin/rake --rakefile Rakefile routes` } assert_equal "Prefix Verb URI Pattern Controller#Action\n cart GET /cart(.:format) cart#show\n", output end def test_logger_is_flushed_when_exiting_production_rake_tasks add_to_config <<-RUBY rake_tasks do task log_something: :environment do Rails.logger.error("Sample log message") end end RUBY output = Dir.chdir(app_path){ `bin/rails log_something RAILS_ENV=production && cat log/production.log` } assert_match "Sample log message", output end def test_loading_specific_fixtures Dir.chdir(app_path) do `bin/rails generate model user username:string password:string; bin/rails generate model product name:string; bin/rails db:migrate` end require "#{rails_root}/config/environment" # loading a specific fixture errormsg = Dir.chdir(app_path) { `bin/rails db:fixtures:load FIXTURES=products` } assert $?.success?, errormsg assert_equal 2, ::AppTemplate::Application::Product.count assert_equal 0, ::AppTemplate::Application::User.count end def test_loading_only_yml_fixtures Dir.chdir(app_path) do `bin/rails db:migrate` end app_file "test/fixtures/products.csv", "" require "#{rails_root}/config/environment" errormsg = Dir.chdir(app_path) { `bin/rails db:fixtures:load` } assert $?.success?, errormsg end def test_scaffold_tests_pass_by_default output = Dir.chdir(app_path) do `bin/rails generate scaffold user username:string password:string; RAILS_ENV=test bin/rails db:migrate test` end assert_match(/7 runs, 9 assertions, 0 failures, 0 errors/, output) assert_no_match(/Errors running/, output) end def test_api_scaffold_tests_pass_by_default add_to_config <<-RUBY config.api_only = true RUBY app_file "app/controllers/application_controller.rb", <<-RUBY class ApplicationController < ActionController::API end RUBY output = Dir.chdir(app_path) do `bin/rails generate scaffold user username:string password:string; RAILS_ENV=test bin/rails db:migrate test` end assert_match(/5 runs, 7 assertions, 0 failures, 0 errors/, output) assert_no_match(/Errors running/, output) end def test_scaffold_with_references_columns_tests_pass_by_default output = Dir.chdir(app_path) do `bin/rails generate model Product; bin/rails generate model Cart; bin/rails generate scaffold LineItems product:references cart:belongs_to; RAILS_ENV=test bin/rails db:migrate test` end assert_match(/7 runs, 9 assertions, 0 failures, 0 errors/, output) assert_no_match(/Errors running/, output) end def test_db_test_clone_when_using_sql_format add_to_config "config.active_record.schema_format = :sql" output = Dir.chdir(app_path) do `bin/rails generate scaffold user username:string; bin/rails db:migrate; bin/rails db:test:clone 2>&1 --trace` end assert_match(/Execute db:test:clone_structure/, output) end def test_db_test_prepare_when_using_sql_format add_to_config "config.active_record.schema_format = :sql" output = Dir.chdir(app_path) do `bin/rails generate scaffold user username:string; bin/rails db:migrate; bin/rails db:test:prepare 2>&1 --trace` end assert_match(/Execute db:test:load_structure/, output) end def test_rake_dump_structure_should_respect_db_structure_env_variable Dir.chdir(app_path) do # ensure we have a schema_migrations table to dump `bin/rails db:migrate db:structure:dump SCHEMA=db/my_structure.sql` end assert File.exist?(File.join(app_path, "db", "my_structure.sql")) end def test_rake_dump_structure_should_be_called_twice_when_migrate_redo add_to_config "config.active_record.schema_format = :sql" output = Dir.chdir(app_path) do `bin/rails g model post title:string; bin/rails db:migrate:redo 2>&1 --trace;` end # expect only Invoke db:structure:dump (first_time) assert_no_match(/^\*\* Invoke db:structure:dump\s+$/, output) end def test_rake_dump_schema_cache Dir.chdir(app_path) do `bin/rails generate model post title:string; bin/rails generate model product name:string; bin/rails db:migrate db:schema:cache:dump` end assert File.exist?(File.join(app_path, "db", "schema_cache.dump")) end def test_rake_clear_schema_cache Dir.chdir(app_path) do `bin/rails db:schema:cache:dump db:schema:cache:clear` end assert !File.exist?(File.join(app_path, "db", "schema_cache.dump")) end def test_copy_templates Dir.chdir(app_path) do `bin/rails app:templates:copy` %w(controller mailer scaffold).each do |dir| assert File.exist?(File.join(app_path, "lib", "templates", "erb", dir)) end %w(controller helper scaffold_controller assets).each do |dir| assert File.exist?(File.join(app_path, "lib", "templates", "rails", dir)) end end end def test_template_load_initializers app_file "config/initializers/dummy.rb", "puts 'Hello, World!'" app_file "template.rb", "" output = Dir.chdir(app_path) do `bin/rails app:template LOCATION=template.rb` end assert_match(/Hello, World!/, output) end def test_tmp_clear_should_work_if_folder_missing FileUtils.remove_dir("#{app_path}/tmp") errormsg = Dir.chdir(app_path) { `bin/rails tmp:clear` } assert_predicate $?, :success? assert_empty errormsg end end end