mirror of https://github.com/nodejs/node.git
119 lines
4.3 KiB
JavaScript
119 lines
4.3 KiB
JavaScript
'use strict';
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// Flags: --expose-internals
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require('../common');
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const { strictEqual, throws } = require('assert');
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const { createModuleLoader } = require('internal/modules/esm/loader');
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const { LoadCache, ResolveCache } = require('internal/modules/esm/module_map');
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const { ModuleJob } = require('internal/modules/esm/module_job');
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const createDynamicModule = require(
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'internal/modules/esm/create_dynamic_module');
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const jsModuleDataUrl = 'data:text/javascript,export{}';
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const jsonModuleDataUrl = 'data:application/json,""';
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const stubJsModule = createDynamicModule([], ['default'], jsModuleDataUrl);
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const stubJsonModule = createDynamicModule([], ['default'], jsonModuleDataUrl);
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const loader = createModuleLoader(false);
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const jsModuleJob = new ModuleJob(loader, stubJsModule.module, undefined,
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() => new Promise(() => {}));
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const jsonModuleJob = new ModuleJob(loader, stubJsonModule.module,
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{ type: 'json' },
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() => new Promise(() => {}));
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// LoadCache.set and LoadCache.get store and retrieve module jobs for a
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// specified url/type tuple; LoadCache.has correctly reports whether such jobs
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// are stored in the map.
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{
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const moduleMap = new LoadCache();
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moduleMap.set(jsModuleDataUrl, undefined, jsModuleJob);
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moduleMap.set(jsonModuleDataUrl, 'json', jsonModuleJob);
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strictEqual(moduleMap.get(jsModuleDataUrl), jsModuleJob);
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strictEqual(moduleMap.get(jsonModuleDataUrl, 'json'), jsonModuleJob);
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strictEqual(moduleMap.has(jsModuleDataUrl), true);
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strictEqual(moduleMap.has(jsModuleDataUrl, 'javascript'), true);
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strictEqual(moduleMap.has(jsonModuleDataUrl, 'json'), true);
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strictEqual(moduleMap.has('unknown'), false);
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// The types must match
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strictEqual(moduleMap.has(jsModuleDataUrl, 'json'), false);
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strictEqual(moduleMap.has(jsonModuleDataUrl, 'javascript'), false);
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strictEqual(moduleMap.has(jsonModuleDataUrl), false);
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strictEqual(moduleMap.has(jsModuleDataUrl, 'unknown'), false);
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strictEqual(moduleMap.has(jsonModuleDataUrl, 'unknown'), false);
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}
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// LoadCache.get, LoadCache.has and LoadCache.set should only accept string
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// values as url argument.
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{
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const moduleMap = new LoadCache();
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const errorObj = {
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError',
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message: /^The "url" argument must be of type string/
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};
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[{}, [], true, 1].forEach((value) => {
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throws(() => moduleMap.get(value), errorObj);
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throws(() => moduleMap.has(value), errorObj);
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throws(() => moduleMap.set(value, undefined, jsModuleJob), errorObj);
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});
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}
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// LoadCache.get, LoadCache.has and LoadCache.set should only accept string
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// values (or the kAssertType symbol) as type argument.
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{
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const moduleMap = new LoadCache();
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const errorObj = {
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError',
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message: /^The "type" argument must be of type string/
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};
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[{}, [], true, 1].forEach((value) => {
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throws(() => moduleMap.get(jsModuleDataUrl, value), errorObj);
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throws(() => moduleMap.has(jsModuleDataUrl, value), errorObj);
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throws(() => moduleMap.set(jsModuleDataUrl, value, jsModuleJob), errorObj);
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});
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}
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// LoadCache.set should only accept ModuleJob values as job argument.
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{
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const moduleMap = new LoadCache();
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[{}, [], true, 1].forEach((value) => {
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throws(() => moduleMap.set('', undefined, value), {
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code: 'ERR_INVALID_ARG_TYPE',
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name: 'TypeError',
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message: /^The "job" argument must be an instance of ModuleJob/
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});
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});
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}
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{
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const resolveMap = new ResolveCache();
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strictEqual(resolveMap.serializeKey('./file', { __proto__: null }), './file::');
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strictEqual(resolveMap.serializeKey('./file', { __proto__: null, type: 'json' }), './file::"type""json"');
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strictEqual(resolveMap.serializeKey('./file::"type""json"', { __proto__: null }), './file::"type""json"::');
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strictEqual(resolveMap.serializeKey('./file', { __proto__: null, c: 'd', a: 'b' }), './file::"a""b","c""d"');
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strictEqual(resolveMap.serializeKey('./s', { __proto__: null, c: 'd', a: 'b', b: 'c' }), './s::"a""b","b""c","c""d"');
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resolveMap.set('key1', 'parent1', 1);
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resolveMap.set('key2', 'parent1', 2);
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resolveMap.set('key2', 'parent2', 3);
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strictEqual(resolveMap.get('key1', 'parent1'), 1);
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strictEqual(resolveMap.get('key2', 'parent1'), 2);
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strictEqual(resolveMap.get('key2', 'parent2'), 3);
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}
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