3 var test = require('tape');
4 var keys = require('object-keys');
5 var semver = require('semver');
6 var isCore = require('../');
7 var data = require('../core.json');
9 var supportsNodePrefix = semver.satisfies(process.versions.node, '^14.18 || >= 16', { includePrerelease: true });
11 test('core modules', function (t) {
12 t.test('isCore()', function (st) {
15 st.ok(isCore('http'));
17 st.ok(!isCore('seq'));
18 st.ok(!isCore('../'));
20 st.ok(!isCore('toString'));
25 t.test('core list', function (st) {
26 var cores = keys(data);
27 st.plan(cores.length);
29 for (var i = 0; i < cores.length; ++i) {
31 var requireFunc = function () { require(mod); }; // eslint-disable-line no-loop-func
33 st.doesNotThrow(requireFunc, mod + ' supported; requiring does not throw');
35 st['throws'](requireFunc, mod + ' not supported; requiring throws');
42 t.test('core via repl module', { skip: !data.repl }, function (st) {
43 var libs = require('repl')._builtinLibs; // eslint-disable-line no-underscore-dangle
45 st.skip('module.builtinModules does not exist');
47 for (var i = 0; i < libs.length; ++i) {
49 st.ok(data[mod], mod + ' is a core module');
51 function () { require(mod); }, // eslint-disable-line no-loop-func
52 'requiring ' + mod + ' does not throw'
54 if (supportsNodePrefix) {
56 function () { require('node:' + mod); }, // eslint-disable-line no-loop-func
57 'requiring node:' + mod + ' does not throw'
61 function () { require('node:' + mod); }, // eslint-disable-line no-loop-func
62 'requiring node:' + mod + ' throws'
70 t.test('core via builtinModules list', { skip: !data.module }, function (st) {
71 var libs = require('module').builtinModules;
73 st.skip('module.builtinModules does not exist');
77 'v8/tools/tickprocessor-driver',
79 'v8/tools/tickprocessor',
82 for (var i = 0; i < libs.length; ++i) {
84 if (excludeList.indexOf(mod) === -1) {
85 st.ok(data[mod], mod + ' is a core module');
87 function () { require(mod); }, // eslint-disable-line no-loop-func
88 'requiring ' + mod + ' does not throw'
90 if (supportsNodePrefix) {
92 function () { require('node:' + mod); }, // eslint-disable-line no-loop-func
93 'requiring node:' + mod + ' does not throw'
97 function () { require('node:' + mod); }, // eslint-disable-line no-loop-func
98 'requiring node:' + mod + ' throws'
107 t.test('Object.prototype pollution', function (st) {
108 /* eslint no-extend-native: 1 */
109 var nonKey = 'not a core module';
110 st.teardown(function () {
111 delete Object.prototype.fs;
112 delete Object.prototype.path;
113 delete Object.prototype.http;
114 delete Object.prototype[nonKey];
116 Object.prototype.fs = false;
117 Object.prototype.path = '>= 999999999';
118 Object.prototype.http = data.http;
119 Object.prototype[nonKey] = true;
121 st.equal(isCore('fs'), true, 'fs is a core module even if Object.prototype lies');
122 st.equal(isCore('path'), true, 'path is a core module even if Object.prototype lies');
123 st.equal(isCore('http'), true, 'path is a core module even if Object.prototype matches data');
124 st.equal(isCore(nonKey), false, '"' + nonKey + '" is not a core module even if Object.prototype lies');