require 'generators/generators_test_helper' require 'rails/generators/mailer/mailer_generator' class MailerGeneratorTest < Rails::Generators::TestCase include GeneratorsTestHelper arguments %w(notifier foo bar) def test_mailer_skeleton_is_created run_generator assert_file "app/mailers/notifier.rb" do |mailer| assert_match(/class Notifier < ActionMailer::Base/, mailer) assert_match(/default from: "from@example.com"/, mailer) end end def test_mailer_with_i18n_helper run_generator assert_file "app/mailers/notifier.rb" do |mailer| assert_match(/en\.notifier\.foo\.subject/, mailer) assert_match(/en\.notifier\.bar\.subject/, mailer) end end def test_check_class_collision Object.send :const_set, :Notifier, Class.new content = capture(:stderr){ run_generator } assert_match(/The name 'Notifier' is either already used in your application or reserved/, content) ensure Object.send :remove_const, :Notifier end def test_invokes_default_test_framework run_generator assert_file "test/mailers/notifier_test.rb" do |test| assert_match(/class NotifierTest < ActionMailer::TestCase/, test) assert_match(/test "foo"/, test) assert_match(/test "bar"/, test) end assert_file "test/mailers/previews/notifier_preview.rb" do |preview| assert_match(/\# Preview all emails at http:\/\/localhost\:3000\/rails\/mailers\/notifier/, preview) assert_match(/class NotifierPreview < ActionMailer::Preview/, preview) assert_match(/\# Preview this email at http:\/\/localhost\:3000\/rails\/mailers\/notifier\/foo/, preview) assert_instance_method :foo, preview do |foo| assert_match(/Notifier.foo/, foo) end assert_match(/\# Preview this email at http:\/\/localhost\:3000\/rails\/mailers\/notifier\/bar/, preview) assert_instance_method :bar, preview do |bar| assert_match(/Notifier.bar/, bar) end end end def test_check_test_class_collision Object.send :const_set, :NotifierTest, Class.new content = capture(:stderr){ run_generator } assert_match(/The name 'NotifierTest' is either already used in your application or reserved/, content) ensure Object.send :remove_const, :NotifierTest end def test_check_preview_class_collision Object.send :const_set, :NotifierPreview, Class.new content = capture(:stderr){ run_generator } assert_match(/The name 'NotifierPreview' is either already used in your application or reserved/, content) ensure Object.send :remove_const, :NotifierPreview end def test_invokes_default_text_template_engine run_generator assert_file "app/views/notifier/foo.text.erb" do |view| assert_match(%r(\sapp/views/notifier/foo\.text\.erb), view) assert_match(/<%= @greeting %>/, view) end assert_file "app/views/notifier/bar.text.erb" do |view| assert_match(%r(\sapp/views/notifier/bar\.text\.erb), view) assert_match(/<%= @greeting %>/, view) end end def test_invokes_default_html_template_engine run_generator assert_file "app/views/notifier/foo.html.erb" do |view| assert_match(%r(\sapp/views/notifier/foo\.html\.erb), view) assert_match(/<%= @greeting %>/, view) end assert_file "app/views/notifier/bar.html.erb" do |view| assert_match(%r(\sapp/views/notifier/bar\.html\.erb), view) assert_match(/<%= @greeting %>/, view) end end def test_invokes_default_template_engine_even_with_no_action run_generator ["notifier"] assert_file "app/views/notifier" end def test_logs_if_the_template_engine_cannot_be_found content = run_generator ["notifier", "foo", "bar", "--template-engine=haml"] assert_match(/haml \[not found\]/, content) end def test_mailer_with_namedspaced_mailer run_generator ["Farm::Animal", "moos"] assert_file "app/mailers/farm/animal.rb" do |mailer| assert_match(/class Farm::Animal < ActionMailer::Base/, mailer) assert_match(/en\.farm\.animal\.moos\.subject/, mailer) end assert_file "test/mailers/previews/farm/animal_preview.rb" do |preview| assert_match(/\# Preview all emails at http:\/\/localhost\:3000\/rails\/mailers\/farm\/animal/, preview) assert_match(/class Farm::AnimalPreview < ActionMailer::Preview/, preview) assert_match(/\# Preview this email at http:\/\/localhost\:3000\/rails\/mailers\/farm\/animal\/moos/, preview) end assert_file "app/views/farm/animal/moos.text.erb" assert_file "app/views/farm/animal/moos.html.erb" end def test_actions_are_turned_into_methods run_generator assert_file "app/mailers/notifier.rb" do |mailer| assert_instance_method :foo, mailer do |foo| assert_match(/mail to: "to@example.org"/, foo) assert_match(/@greeting = "Hi"/, foo) end assert_instance_method :bar, mailer do |bar| assert_match(/mail to: "to@example.org"/, bar) assert_match(/@greeting = "Hi"/, bar) end end end end