mirror of https://gitee.com/openkylin/nodejs.git
98 lines
2.5 KiB
JavaScript
98 lines
2.5 KiB
JavaScript
'use strict';
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// Flags: --experimental-vm-modules
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const common = require('../common');
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const assert = require('assert');
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const { Script, SourceTextModule, createContext } = require('vm');
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async function testNoCallback() {
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const m = new SourceTextModule('import("foo")', { context: createContext() });
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await m.link(common.mustNotCall());
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const { result } = await m.evaluate();
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let threw = false;
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try {
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await result;
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} catch (err) {
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threw = true;
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assert.strictEqual(err.code, 'ERR_VM_DYNAMIC_IMPORT_CALLBACK_MISSING');
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}
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assert(threw);
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}
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async function test() {
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const foo = new SourceTextModule('export const a = 1;');
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await foo.link(common.mustNotCall());
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await foo.evaluate();
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{
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const s = new Script('import("foo")', {
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importModuleDynamically: common.mustCall((specifier, wrap) => {
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assert.strictEqual(specifier, 'foo');
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assert.strictEqual(wrap, s);
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return foo;
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}),
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});
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const result = s.runInThisContext();
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assert.strictEqual(foo.namespace, await result);
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}
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{
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const m = new SourceTextModule('import("foo")', {
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importModuleDynamically: common.mustCall((specifier, wrap) => {
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assert.strictEqual(specifier, 'foo');
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assert.strictEqual(wrap, m);
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return foo;
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}),
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});
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await m.link(common.mustNotCall());
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const { result } = await m.evaluate();
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assert.strictEqual(foo.namespace, await result);
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}
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}
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async function testInvalid() {
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const m = new SourceTextModule('import("foo")', {
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importModuleDynamically: common.mustCall((specifier, wrap) => {
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return 5;
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}),
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});
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await m.link(common.mustNotCall());
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const { result } = await m.evaluate();
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await result.catch(common.mustCall((e) => {
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assert.strictEqual(e.code, 'ERR_VM_MODULE_NOT_MODULE');
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}));
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const s = new Script('import("foo")', {
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importModuleDynamically: common.mustCall((specifier, wrap) => {
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return undefined;
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}),
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});
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let threw = false;
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try {
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await s.runInThisContext();
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} catch (e) {
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threw = true;
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assert.strictEqual(e.code, 'ERR_VM_MODULE_NOT_MODULE');
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}
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assert(threw);
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}
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async function testInvalidimportModuleDynamically() {
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assert.throws(
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() => new Script(
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'import("foo")',
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{ importModuleDynamically: false }),
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{ code: 'ERR_INVALID_ARG_TYPE' }
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);
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}
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(async function() {
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await testNoCallback();
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await test();
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await testInvalid();
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await testInvalidimportModuleDynamically();
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}()).then(common.mustCall());
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