discourse/spec/mailers/test_mailer_spec.rb

# frozen_string_literal: true

RSpec.describe TestMailer do
  describe "send_test" do
    it "works" do
      test_mailer = TestMailer.send_test("marcheline@adventuretime.ooo")

      expect(test_mailer.from).to eq([SiteSetting.notification_email])
      expect(test_mailer.to).to eq(["marcheline@adventuretime.ooo"])
      expect(test_mailer.subject).to be_present
      expect(test_mailer.body).to be_present
    end
  end
end