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ab857e138f
PR-URL: https://github.com/nodejs/node/pull/50466 Reviewed-By: Geoffrey Booth <webadmin@geoffreybooth.com> Reviewed-By: Jacob Smith <jacob@frende.me> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
89 lines
2.6 KiB
JavaScript
89 lines
2.6 KiB
JavaScript
// Flags: --experimental-loader ./test/fixtures/es-module-loaders/hooks-custom.mjs
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import '../common/index.mjs';
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import assert from 'assert';
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await assert.rejects(
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import('nonexistent/file.mjs'),
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{ code: 'ERR_MODULE_NOT_FOUND' },
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);
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await assert.rejects(
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import('../fixtures/es-modules/file.unknown'),
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{ code: 'ERR_UNKNOWN_FILE_EXTENSION' },
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);
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await assert.rejects(
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import('esmHook/badReturnVal.mjs'),
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{ code: 'ERR_INVALID_RETURN_VALUE' },
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);
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// Nullish values are allowed; booleans are not
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await assert.rejects(
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import('esmHook/format.false'),
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{ code: 'ERR_INVALID_RETURN_PROPERTY_VALUE' },
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);
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await assert.rejects(
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import('esmHook/format.true'),
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{ code: 'ERR_INVALID_RETURN_PROPERTY_VALUE' },
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);
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await assert.rejects(
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import('esmHook/badReturnFormatVal.mjs'),
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{ code: 'ERR_INVALID_RETURN_PROPERTY_VALUE' },
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);
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await assert.rejects(
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import('esmHook/unsupportedReturnFormatVal.mjs'),
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{ code: 'ERR_UNKNOWN_MODULE_FORMAT' },
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);
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await assert.rejects(
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import('esmHook/badReturnSourceVal.mjs'),
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{ code: 'ERR_INVALID_RETURN_PROPERTY_VALUE' },
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);
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await assert.rejects(import('esmHook/commonJsNullSource.mjs'), {
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code: 'ERR_INVALID_RETURN_PROPERTY_VALUE',
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message: /"source".*'load'.*got type bigint/,
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});
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await import('../fixtures/es-module-loaders/js-as-esm.js')
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.then((parsedModule) => {
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assert.strictEqual(typeof parsedModule, 'object');
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assert.strictEqual(parsedModule.namedExport, 'named-export');
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});
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// The custom loader tells node .ext files are MJS
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await import('../fixtures/es-modules/file.ext')
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.then((parsedModule) => {
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assert.strictEqual(typeof parsedModule, 'object');
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const { default: defaultExport } = parsedModule;
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assert.strictEqual(typeof defaultExport, 'function');
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assert.strictEqual(defaultExport.name, 'iAmReal');
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assert.strictEqual(defaultExport(), true);
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});
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// The custom loader's resolve hook predetermines the format
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await import('esmHook/preknownFormat.pre')
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.then((parsedModule) => {
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assert.strictEqual(typeof parsedModule, 'object');
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assert.strictEqual(parsedModule.default, 'hello world');
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});
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// The custom loader provides source even though file does not actually exist
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await import('esmHook/virtual.mjs')
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.then((parsedModule) => {
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assert.strictEqual(typeof parsedModule, 'object');
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assert.strictEqual(typeof parsedModule.default, 'undefined');
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assert.strictEqual(parsedModule.message, 'WOOHOO!');
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});
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// Ensure custom loaders have separate context from userland
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// hooks-custom.mjs also increments count (which starts at 0)
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// if both share context, count here would be 2
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await import('../fixtures/es-modules/stateful.mjs')
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.then(({ default: count }) => {
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assert.strictEqual(count(), 1);
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});
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