// Flags: --experimental-loader ./test/fixtures/es-module-loaders/loader-get-format.mjs import { mustCall, mustNotCall } from '../common/index.mjs'; import assert from 'assert'; import('../fixtures/es-modules/package-type-module/extension.unknown') .then( mustCall((ns) => { assert.strictEqual(ns.default, 'unknown'); }), // Do not use .catch; want exclusive or mustNotCall(() => {}) );