nodejs/test/parallel/test-vm-module-synthetic.js

58 lines
1.2 KiB
JavaScript

'use strict';
// Flags: --experimental-vm-modules
require('../common');
const { SyntheticModule, SourceTextModule } = require('vm');
const assert = require('assert');
(async () => {
{
const s = new SyntheticModule(['x'], () => {
s.setExport('x', 1);
});
const m = new SourceTextModule(`
import { x } from 'synthetic';
export const getX = () => x;
`);
await m.link(() => s);
await m.evaluate();
assert.strictEqual(m.namespace.getX(), 1);
s.setExport('x', 42);
assert.strictEqual(m.namespace.getX(), 42);
}
for (const invalidName of [1, Symbol.iterator, {}, [], null, true, 0]) {
const s = new SyntheticModule([], () => {});
await s.link(() => {});
assert.throws(() => {
s.setExport(invalidName, undefined);
}, {
name: 'TypeError',
});
}
{
const s = new SyntheticModule([], () => {});
await s.link(() => {});
assert.throws(() => {
s.setExport('does not exist');
}, {
name: 'ReferenceError',
});
}
{
const s = new SyntheticModule([], () => {});
assert.throws(() => {
s.setExport('name', 'value');
}, {
code: 'ERR_VM_MODULE_STATUS',
});
}
})();