'use strict';

// Flags: --expose-internals

require('../common');

const assert = require('assert');

const { createModuleLoader } = require('internal/modules/esm/loader');

const { LoadCache, ResolveCache } = require('internal/modules/esm/module_map');

const { ModuleJob } = require('internal/modules/esm/module_job');

const createDynamicModule = require(

'internal/modules/esm/create_dynamic_module');

const jsModuleDataUrl = 'data:text/javascript,export{}';

const jsonModuleDataUrl = 'data:application/json,""';

const stubJsModule = createDynamicModule([], ['default'], jsModuleDataUrl);

const stubJsonModule = createDynamicModule([], ['default'], jsonModuleDataUrl);

const loader = createModuleLoader();

const jsModuleJob = new ModuleJob(loader, jsModuleDataUrl, {}, stubJsModule.module);

const jsonModuleJob = new ModuleJob(loader, jsonModuleDataUrl,

{ type: 'json' }, stubJsonModule.module);

// LoadCache.set and LoadCache.get store and retrieve module jobs for a

// specified url/type tuple; LoadCache.has correctly reports whether such jobs

// are stored in the map.

{

const moduleMap = new LoadCache();

moduleMap.set(jsModuleDataUrl, undefined, jsModuleJob);

moduleMap.set(jsonModuleDataUrl, 'json', jsonModuleJob);

assert.strictEqual(moduleMap.get(jsModuleDataUrl), jsModuleJob);

assert.strictEqual(moduleMap.get(jsonModuleDataUrl, 'json'), jsonModuleJob);

assert.strictEqual(moduleMap.has(jsModuleDataUrl), true);

assert.strictEqual(moduleMap.has(jsModuleDataUrl, 'javascript'), true);

assert.strictEqual(moduleMap.has(jsonModuleDataUrl, 'json'), true);

assert.strictEqual(moduleMap.has('unknown'), false);

// The types must match

assert.strictEqual(moduleMap.has(jsModuleDataUrl, 'json'), false);

assert.strictEqual(moduleMap.has(jsonModuleDataUrl, 'javascript'), false);

assert.strictEqual(moduleMap.has(jsonModuleDataUrl), false);

assert.strictEqual(moduleMap.has(jsModuleDataUrl, 'unknown'), false);

assert.strictEqual(moduleMap.has(jsonModuleDataUrl, 'unknown'), false);

}

// LoadCache.get, LoadCache.has and LoadCache.set should only accept string

// values as url argument.

{

const moduleMap = new LoadCache();

const errorObj = {

code: 'ERR_INVALID_ARG_TYPE',

name: 'TypeError',

message: /^The "url" argument must be of type string/,

};

[{}, [], true, 1].forEach((value) => {

assert.throws(() => moduleMap.get(value), errorObj);

assert.throws(() => moduleMap.has(value), errorObj);

assert.throws(() => moduleMap.set(value, undefined, jsModuleJob), errorObj);

});

}

// LoadCache.get, LoadCache.has and LoadCache.set should only accept string

// values (or the kAssertType symbol) as type argument.

{

const moduleMap = new LoadCache();

const errorObj = {

code: 'ERR_INVALID_ARG_TYPE',

name: 'TypeError',

message: /^The "type" argument must be of type string/,

};

[{}, [], true, 1].forEach((value) => {

assert.throws(() => moduleMap.get(jsModuleDataUrl, value), errorObj);

assert.throws(() => moduleMap.has(jsModuleDataUrl, value), errorObj);

assert.throws(() => moduleMap.set(jsModuleDataUrl, value, jsModuleJob), errorObj);

});

}

// LoadCache.set should only accept ModuleJob values as job argument.

{

const moduleMap = new LoadCache();

[{}, [], true, 1].forEach((value) => {

assert.throws(() => moduleMap.set('', undefined, value), {

code: 'ERR_INVALID_ARG_TYPE',

name: 'TypeError',

message: /^The "job" argument must be an instance of ModuleJob/,

});

});

}

{

const resolveMap = new ResolveCache();

assert.strictEqual(resolveMap.serializeKey('./file', { __proto__: null }), './file::');

assert.strictEqual(resolveMap.serializeKey('./file', { __proto__: null, type: 'json' }), './file::"type""json"');

assert.strictEqual(resolveMap.serializeKey('./file::"type""json"', { __proto__: null }), './file::"type""json"::');

assert.strictEqual(resolveMap.serializeKey('./file', { __proto__: null, c: 'd', a: 'b' }), './file::"a""b","c""d"');

assert.strictEqual(

resolveMap.serializeKey('./s', { __proto__: null, c: 'd', a: 'b', b: 'c' }),

'./s::"a""b","b""c","c""d"',

);

resolveMap.set('key1', 'parent1', 1);

resolveMap.set('key2', 'parent1', 2);

resolveMap.set('key2', 'parent2', 3);

assert.strictEqual(resolveMap.get('key1', 'parent1'), 1);

assert.strictEqual(resolveMap.get('key2', 'parent1'), 2);

assert.strictEqual(resolveMap.get('key2', 'parent2'), 3);

}