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module EmailHelpers
def sent_to_user?(user, recipients = email_recipients)
recipients.include?(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) }
expect(recipients.count).to eq(users.count)
end
def should_email(user, recipients = email_recipients)
expect(sent_to_user?(user, recipients)).to be_truthy
end
def should_not_email(user, recipients = email_recipients)
expect(sent_to_user?(user, recipients)).to be_falsey
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
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