require "rails_helper" RSpec.describe UserMailer, type: :mailer do let(:user) { build(:user) } describe '.new_account_warning' do subject { described_class.new_account_warning(user) } it { expect(subject.to).to eq([user.email]) } it { expect(subject.body).to include(user.email) } end describe '.account_already_taken' do let(:requested_email) { 'new@exemple.fr' } subject { described_class.account_already_taken(user, requested_email) } it { expect(subject.to).to eq([requested_email]) } it { expect(subject.body).to include(requested_email) } end end