forgejo-frontend-integration/tests/maildev.ts

import * as config from "./config";

export const getEmails = async (toAddr: string) => {
  const url = new URL(config.MAILDEV_URL);
  url.pathname = "/email";
  let res = await fetch(url);
  let data = await res.json();
  const mails = Array.from(data).filter(
    (mail: any) => mail.to[0].address === toAddr
  );
  return mails;
};

export const getActivationLink = async (
  toAddr: string
): Promise<string | void> => {
  let emails = await getEmails(toAddr);
  return emails
    .find((mail) => mail.subject.includes("Please activate your account"))
    .text.split("\n")[4];
};