1// Copyright Joyent, Inc. and other Node contributors. 2// 3// Permission is hereby granted, free of charge, to any person obtaining a 4// copy of this software and associated documentation files (the 5// "Software"), to deal in the Software without restriction, including 6// without limitation the rights to use, copy, modify, merge, publish, 7// distribute, sublicense, and/or sell copies of the Software, and to permit 8// persons to whom the Software is furnished to do so, subject to the 9// following conditions: 10// 11// The above copyright notice and this permission notice shall be included 12// in all copies or substantial portions of the Software. 13// 14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 20// USE OR OTHER DEALINGS IN THE SOFTWARE. 21 22'use strict'; 23const common = require('../common'); 24 25// Check `id -G` and `process.getgroups()` return same groups. 26 27if (common.isOSX) 28 common.skip('Output of `id -G` is unreliable on Darwin.'); 29 30const assert = require('assert'); 31const exec = require('child_process').exec; 32 33if (typeof process.getgroups === 'function') { 34 const groups = unique(process.getgroups()); 35 assert(Array.isArray(groups)); 36 assert(groups.length > 0); 37 exec('id -G', function(err, stdout) { 38 assert.ifError(err); 39 const real_groups = unique(stdout.match(/\d+/g).map(Number)); 40 assert.deepStrictEqual(groups, real_groups); 41 check(groups, real_groups); 42 check(real_groups, groups); 43 }); 44} 45 46function check(a, b) { 47 for (let i = 0; i < a.length; ++i) assert(b.includes(a[i])); 48} 49 50function unique(groups) { 51 return [...new Set(groups)].sort(); 52} 53