test/adminAuthService.test.js

const test = require('node:test');
const assert = require('node:assert/strict');

test('ensureAdminInitialized does not reset promise between concurrent calls', async () => {
  let bootstrapRunCount = 0;

  const fakeEnsure = (() => {
    let _promise = null;
    return () => {
      if (!_promise) {
        _promise = (async () => {
          bootstrapRunCount++;
          await new Promise(resolve => setTimeout(resolve, 10));
        })();
      }
      return _promise;
    };
  })();

  await Promise.all([fakeEnsure(), fakeEnsure(), fakeEnsure()]);
  assert.equal(bootstrapRunCount, 1, 'bootstrap must only run once even with concurrent calls');
});