require "abstract_unit" class HelperMailer < ActionMailer::Base def use_mail_helper @text = "But soft! What light through yonder window breaks? It is the east, " + "and Juliet is the sun. Arise, fair sun, and kill the envious moon, " + "which is sick and pale with grief that thou, her maid, art far more " + "fair than she. Be not her maid, for she is envious! Her vestal " + "livery is but sick and green, and none but fools do wear it. Cast " + "it off!" mail_with_defaults do |format| format.html { render(inline: "<%= block_format @text %>") } end end def use_format_paragraph @text = "But soft! What light through yonder window breaks?" mail_with_defaults do |format| format.html { render(inline: "<%= format_paragraph @text, 15, 1 %>") } end end def use_format_paragraph_with_long_first_word @text = "Antidisestablishmentarianism is very long." mail_with_defaults do |format| format.html { render(inline: "<%= format_paragraph @text, 10, 1 %>") } end end def use_mailer mail_with_defaults do |format| format.html { render(inline: "<%= mailer.message.subject %>") } end end def use_message mail_with_defaults do |format| format.html { render(inline: "<%= message.subject %>") } end end def use_block_format @text = <<-TEXT This is the first paragraph. The second paragraph. * item1 * item2 * item3 TEXT mail_with_defaults do |format| format.html { render(inline: "<%= block_format @text %>") } end end def use_cache mail_with_defaults do |format| format.html { render(inline: "<% cache(:foo) do %>Greetings from a cache helper block<% end %>") } end end private def mail_with_defaults(&block) mail(to: "test@localhost", from: "tester@example.com", subject: "using helpers", &block) end end class MailerHelperTest < ActionMailer::TestCase def test_use_mail_helper mail = HelperMailer.use_mail_helper assert_match %r{ But soft!}, mail.body.encoded assert_match %r{east, and\r\n Juliet}, mail.body.encoded end def test_use_mailer mail = HelperMailer.use_mailer assert_match "using helpers", mail.body.encoded end def test_use_message mail = HelperMailer.use_message assert_match "using helpers", mail.body.encoded end def test_use_format_paragraph mail = HelperMailer.use_format_paragraph assert_match " But soft! What\r\n light through\r\n yonder window\r\n breaks?", mail.body.encoded end def test_use_format_paragraph_with_long_first_word mail = HelperMailer.use_format_paragraph_with_long_first_word assert_equal " Antidisestablishmentarianism\r\n is very\r\n long.", mail.body.encoded end def test_use_block_format mail = HelperMailer.use_block_format expected = <<-TEXT This is the first paragraph. The second paragraph. * item1 * item2 * item3 TEXT assert_equal expected.gsub("\n", "\r\n"), mail.body.encoded end def test_use_cache assert_nothing_raised do mail = HelperMailer.use_cache assert_equal "Greetings from a cache helper block", mail.body.encoded end end end