require "abstract_unit" class MyCustomDelivery end class MyOptionedDelivery attr_reader :options def initialize(options) @options = options end end class BogusDelivery def initialize(*) end def deliver!(mail) raise "failed" end end class DefaultsDeliveryMethodsTest < ActiveSupport::TestCase test "default smtp settings" do settings = { address: "localhost", port: 25, domain: "localhost.localdomain", user_name: nil, password: nil, authentication: nil, enable_starttls_auto: true } assert_equal settings, ActionMailer::Base.smtp_settings end test "default file delivery settings (with Rails.root)" do settings = { location: "#{Rails.root}/tmp/mails" } assert_equal settings, ActionMailer::Base.file_settings end test "default sendmail settings" do settings = { location: "/usr/sbin/sendmail", arguments: "-i" } assert_equal settings, ActionMailer::Base.sendmail_settings end end class CustomDeliveryMethodsTest < ActiveSupport::TestCase setup do @old_delivery_method = ActionMailer::Base.delivery_method ActionMailer::Base.add_delivery_method :custom, MyCustomDelivery end teardown do ActionMailer::Base.delivery_method = @old_delivery_method new = ActionMailer::Base.delivery_methods.dup new.delete(:custom) ActionMailer::Base.delivery_methods = new end test "allow to add custom delivery method" do ActionMailer::Base.delivery_method = :custom assert_equal :custom, ActionMailer::Base.delivery_method end test "allow to customize custom settings" do ActionMailer::Base.custom_settings = { foo: :bar } assert_equal Hash[foo: :bar], ActionMailer::Base.custom_settings end test "respond to custom settings" do assert_respond_to ActionMailer::Base, :custom_settings assert_respond_to ActionMailer::Base, :custom_settings= end test "does not respond to unknown settings" do assert_raise NoMethodError do ActionMailer::Base.another_settings end end end class MailDeliveryTest < ActiveSupport::TestCase class DeliveryMailer < ActionMailer::Base DEFAULT_HEADERS = { to: "mikel@test.lindsaar.net", from: "jose@test.plataformatec.com" } def welcome(hash={}) mail(DEFAULT_HEADERS.merge(hash)) end end setup do @old_delivery_method = DeliveryMailer.delivery_method end teardown do DeliveryMailer.delivery_method = @old_delivery_method DeliveryMailer.deliveries.clear end test "ActionMailer should be told when Mail gets delivered" do DeliveryMailer.delivery_method = :test assert_called(DeliveryMailer, :deliver_mail) do DeliveryMailer.welcome.deliver_now end end test "delivery method can be customized per instance" do stub_any_instance(Mail::SMTP, instance: Mail::SMTP.new({})) do |instance| assert_called(instance, :deliver!) do email = DeliveryMailer.welcome.deliver_now assert_instance_of Mail::SMTP, email.delivery_method email = DeliveryMailer.welcome(delivery_method: :test).deliver_now assert_instance_of Mail::TestMailer, email.delivery_method end end end test "delivery method can be customized in subclasses not changing the parent" do DeliveryMailer.delivery_method = :test assert_equal :smtp, ActionMailer::Base.delivery_method email = DeliveryMailer.welcome.deliver_now assert_instance_of Mail::TestMailer, email.delivery_method end test "delivery method options default to class level options" do default_options = { a: "b" } ActionMailer::Base.add_delivery_method :optioned, MyOptionedDelivery, default_options mail_instance = DeliveryMailer.welcome(delivery_method: :optioned) assert_equal default_options, mail_instance.delivery_method.options end test "delivery method options can be overridden per mail instance" do default_options = { a: "b" } ActionMailer::Base.add_delivery_method :optioned, MyOptionedDelivery, default_options overridden_options = { a: "a" } mail_instance = DeliveryMailer.welcome(delivery_method: :optioned, delivery_method_options: overridden_options) assert_equal overridden_options, mail_instance.delivery_method.options end test "default delivery options can be overridden per mail instance" do settings = { address: "localhost", port: 25, domain: "localhost.localdomain", user_name: nil, password: nil, authentication: nil, enable_starttls_auto: true } assert_equal settings, ActionMailer::Base.smtp_settings overridden_options = { user_name: "overridden", password: "somethingobtuse" } mail_instance = DeliveryMailer.welcome(delivery_method_options: overridden_options) delivery_method_instance = mail_instance.delivery_method assert_equal "overridden", delivery_method_instance.settings[:user_name] assert_equal "somethingobtuse", delivery_method_instance.settings[:password] assert_equal delivery_method_instance.settings.merge(overridden_options), delivery_method_instance.settings # make sure that overriding delivery method options per mail instance doesn't affect the Base setting assert_equal settings, ActionMailer::Base.smtp_settings end test "non registered delivery methods raises errors" do DeliveryMailer.delivery_method = :unknown error = assert_raise RuntimeError do DeliveryMailer.welcome.deliver_now end assert_equal "Invalid delivery method :unknown", error.message end test "undefined delivery methods raises errors" do DeliveryMailer.delivery_method = nil error = assert_raise RuntimeError do DeliveryMailer.welcome.deliver_now end assert_equal "Delivery method cannot be nil", error.message end test "does not perform deliveries if requested" do old_perform_deliveries = DeliveryMailer.perform_deliveries begin DeliveryMailer.perform_deliveries = false stub_any_instance(Mail::Message) do |instance| assert_not_called(instance, :deliver!) do DeliveryMailer.welcome.deliver_now end end ensure DeliveryMailer.perform_deliveries = old_perform_deliveries end end test "does not append the deliveries collection if told not to perform the delivery" do old_perform_deliveries = DeliveryMailer.perform_deliveries begin DeliveryMailer.perform_deliveries = false DeliveryMailer.welcome.deliver_now assert_equal [], DeliveryMailer.deliveries ensure DeliveryMailer.perform_deliveries = old_perform_deliveries end end test "raise errors on bogus deliveries" do DeliveryMailer.delivery_method = BogusDelivery assert_raise RuntimeError do DeliveryMailer.welcome.deliver_now end end test "does not increment the deliveries collection on error" do DeliveryMailer.delivery_method = BogusDelivery assert_raise RuntimeError do DeliveryMailer.welcome.deliver_now end assert_equal [], DeliveryMailer.deliveries end test "does not raise errors on bogus deliveries if set" do old_raise_delivery_errors = DeliveryMailer.raise_delivery_errors begin DeliveryMailer.delivery_method = BogusDelivery DeliveryMailer.raise_delivery_errors = false assert_nothing_raised do DeliveryMailer.welcome.deliver_now end ensure DeliveryMailer.raise_delivery_errors = old_raise_delivery_errors end end test "does not increment the deliveries collection on bogus deliveries" do old_raise_delivery_errors = DeliveryMailer.raise_delivery_errors begin DeliveryMailer.delivery_method = BogusDelivery DeliveryMailer.raise_delivery_errors = false DeliveryMailer.welcome.deliver_now assert_equal [], DeliveryMailer.deliveries ensure DeliveryMailer.raise_delivery_errors = old_raise_delivery_errors end end end