mirror of https://github.com/nodejs/node.git
76 lines
2.6 KiB
JavaScript
76 lines
2.6 KiB
JavaScript
// Previously, this tested that require(esm) throws ERR_REQUIRE_ESM, which is no longer applicable
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// since require(esm) is now supported. The test has been repurposed to ensure that the old behavior
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// is preserved when the --no-experimental-require-module flag is used.
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'use strict';
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const { spawnPromisified } = require('../common');
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const fixtures = require('../common/fixtures.js');
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const assert = require('node:assert');
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const path = require('node:path');
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const { execPath } = require('node:process');
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const { describe, it } = require('node:test');
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const requiringCjsAsEsm = path.resolve(fixtures.path('/es-modules/cjs-esm.js'));
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const requiringEsm = path.resolve(fixtures.path('/es-modules/cjs-esm-esm.js'));
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const pjson = path.toNamespacedPath(
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fixtures.path('/es-modules/package-type-module/package.json')
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);
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describe('CJS ↔︎ ESM interop warnings', { concurrency: !process.env.TEST_PARALLEL }, () => {
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it(async () => {
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const required = path.resolve(
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fixtures.path('/es-modules/package-type-module/cjs.js')
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);
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const basename = 'cjs.js';
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const { code, signal, stderr } = await spawnPromisified(execPath, [
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'--no-experimental-require-module', requiringCjsAsEsm,
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]);
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assert.ok(
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stderr.replaceAll('\r', '').includes(
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`Error [ERR_REQUIRE_ESM]: require() of ES Module ${required} from ${requiringCjsAsEsm} not supported.\n`
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)
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);
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assert.ok(
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stderr.replaceAll('\r', '').includes(
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`Instead either rename ${basename} to end in .cjs, change the requiring ` +
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'code to use dynamic import() which is available in all CommonJS ' +
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`modules, or change "type": "module" to "type": "commonjs" in ${pjson} to ` +
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'treat all .js files as CommonJS (using .mjs for all ES modules ' +
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'instead).\n'
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)
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);
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assert.strictEqual(code, 1);
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assert.strictEqual(signal, null);
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});
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it(async () => {
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const required = path.resolve(
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fixtures.path('/es-modules/package-type-module/esm.js')
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);
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const basename = 'esm.js';
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const { code, signal, stderr } = await spawnPromisified(execPath, [
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'--no-experimental-require-module', requiringEsm,
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]);
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assert.ok(
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stderr.replace(/\r/g, '').includes(
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`Error [ERR_REQUIRE_ESM]: require() of ES Module ${required} from ${requiringEsm} not supported.\n`
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)
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);
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assert.ok(
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stderr.replace(/\r/g, '').includes(
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`Instead change the require of ${basename} in ${requiringEsm} to` +
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' a dynamic import() which is available in all CommonJS modules.\n'
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)
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);
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assert.strictEqual(code, 1);
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assert.strictEqual(signal, null);
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});
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});
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