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
end