index.spec.js

const fs = require("fs");
const spawn = require("cross-spawn");
const { resolve } = require("path");

const isHiddenDirectory = function (path) {
  return /(^|\/)\.[^\/\.]/g.test(path);
};

const blockDir = ["node_modules", "public", "dist"];

const folders = [
  "basic-host-remote",
  "bi-directional",
  "startup-code",
  "different-react-versions",
  "self-healing",
  "comprehensive-demo",
  "server-side-rendering",
  "server-side-render-only",
  "dynamic-system-host",
  "shared-context",
  "shared-routing",
  "shared-routes2",
  "typescript",
  "nested",
  "nextjs-sidecar",
  "version-discrepancy",
  "dashboard-example",
  "redux-reducer-injection",
  "angular-universal-ssr",
  "advanced-api/dynamic-remotes",
  "advanced-api/automatic-vendor-sharing",
  "nextjs-bi-directional",
  "vue3-demo",
  "nextjs",
];

function spawnAsPromise(cmd, args, options) {
  return new Promise((resolve, reject) => {
    const child = spawn(cmd, args, options);
    child.on("close", (code) => {
      code === 0 ? resolve(true) : reject(false);
    });
    child.on("error", () => {
      reject(false);
    });
  });
}

function getFiles(source) {
  const result = [];
  function walk(src) {
    const dirents = fs.readdirSync(src, { withFileTypes: true });
    for (const dirent of dirents) {
      if (
        dirent.isDirectory() &&
        !isHiddenDirectory(dirent.name) &&
        !blockDir.includes(dirent.name)
      ) {
        const resolvedPath = resolve(src, dirent.name);
        const hasPkgJson = fs.existsSync(`${resolvedPath}/package.json`);
        if (hasPkgJson) {
          result.push(resolvedPath);
        }
        walk(resolvedPath);
      }
    }
  }
  walk(source);
  return result;
}

for (const folder of folders) {
  describe(`${folder}`, () => {
    const apps = getFiles(resolve(__dirname, "..", folder));
    for (app of apps) {
      it(`${app} should build`, async () => {
        const result = await spawnAsPromise("yarn", ["build"], { cwd: app });
        expect(result).toEqual(true);
      });
    }
  });
}