module EmailHelpers def sent_to_user(user, recipients: email_recipients) recipients.count { |to| to == user.notification_email } end def reset_delivered_emails! ActionMailer::Base.deliveries.clear end def should_only_email(*users, kind: :to) recipients = email_recipients(kind: kind) users.each { |user| should_email(user, recipients: recipients) } expect(recipients.count).to eq(users.count) end def should_email(user, times: 1, recipients: email_recipients) expect(sent_to_user(user, recipients: recipients)).to eq(times) end def should_not_email(user, recipients: email_recipients) should_email(user, times: 0, recipients: recipients) end def should_not_email_anyone expect(ActionMailer::Base.deliveries).to be_empty end def email_recipients(kind: :to) ActionMailer::Base.deliveries.flat_map(&kind) end def find_email_for(user) ActionMailer::Base.deliveries.find { |d| d.to.include?(user.notification_email) } end end