load "${REPOSITORY_ROOT}/test/test_helper/common"

setup_file() {
  local PRIVATE_CONFIG PRIVATE_ETC
  PRIVATE_CONFIG=$(duplicate_config_for_container .)
  PRIVATE_ETC=$(duplicate_config_for_container dovecot-lmtp/ mail_lmtp_ip_dovecot-lmtp)

  docker run -d --name mail_lmtp_ip \
    -v "${PRIVATE_CONFIG}":/tmp/docker-mailserver \
    -v "${PRIVATE_ETC}":/etc/dovecot \
    -v "$(pwd)/test/test-files":/tmp/docker-mailserver-test:ro \
    -e ENABLE_POSTFIX_VIRTUAL_TRANSPORT=1 \
    -e POSTFIX_DAGENT=lmtp:127.0.0.1:24 \
    -e PERMIT_DOCKER=container \
    -h mail.my-domain.com -t "${NAME}"

  wait_for_finished_setup_in_container mail_lmtp_ip
}

teardown_file() {
  docker rm -f mail_lmtp_ip
}

#
# Postfix VIRTUAL_TRANSPORT
#
@test "checking postfix-lmtp: virtual_transport config is set" {
  run docker exec mail_lmtp_ip /bin/sh -c "grep 'virtual_transport = lmtp:127.0.0.1:24' /etc/postfix/main.cf"
  assert_success
}

@test "checking postfix-lmtp: delivers mail to existing account" {
  # maybe we can move this into the setup to speed things up further.
  # this likely would need an async coroutine to avoid blocking the other tests while waiting for the server to come up
  wait_for_smtp_port_in_container mail_lmtp_ip
  run docker exec mail_lmtp_ip /bin/sh -c "nc 0.0.0.0 25 < /tmp/docker-mailserver-test/email-templates/existing-user1.txt"
  assert_success

  # polling needs to avoid wc -l's unconditionally successful return status
  repeat_until_success_or_timeout 60 docker exec mail_lmtp_ip /bin/sh -c "grep 'postfix/lmtp' /var/log/mail/mail.log | grep 'status=sent' | grep ' Saved)'"
  run docker exec mail_lmtp_ip /bin/sh -c "grep 'postfix/lmtp' /var/log/mail/mail.log | grep 'status=sent' | grep ' Saved)' | wc -l"
  assert_success
  assert_output 1
}