require 'test_helper' class NewsletterMailsTest < ActionMailer::TestCase test "mail" do mail = NewsletterMails.mail assert_equal "Mail", mail.subject assert_equal ["to@example.org"], mail.to assert_equal ["from@example.com"], mail.from assert_match "Hi", mail.body.encoded end test "newsletter" do mail = NewsletterMails.newsletter assert_equal "Newsletter", mail.subject assert_equal ["to@example.org"], mail.to assert_equal ["from@example.com"], mail.from assert_match "Hi", mail.body.encoded end end