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) amount = sent_to_user(user, recipients: recipients) failed_message = lambda { "User #{user.username} (#{user.id}): email test failed (expected #{times}, got #{amount})" } expect(amount).to eq(times), failed_message 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 def have_referable_subject(referable, include_project: true, include_group: false, reply: false) context = [] context << referable.project.name if include_project && referable.project context << referable.project.group.name if include_group && referable.project.group prefix = if context.any? context.join(' | ') + ' | ' else '' end prefix = "Re: #{prefix}" if reply suffix = "#{referable.title} (#{referable.to_reference})" have_subject [prefix, suffix].compact.join end end