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c53b921648
The output of `id -G` is unreliable on OS X. It uses an undocumented Libsystem function called getgrouplist_2() that includes some auxiliary groups that the POSIX getgroups() function does not return. Or rather, not always. It leads to fun bug chases where the test fails in one terminal but not in another.
47 lines
1.8 KiB
JavaScript
47 lines
1.8 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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var common = require('../common');
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var assert = require('assert');
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var exec = require('child_process').exec;
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if (process.platform === 'darwin') {
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console.log('Skipping. Output of `id -G` is unreliable on Darwin.');
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return;
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}
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if (typeof process.getgroups === 'function') {
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var groups = process.getgroups();
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assert(Array.isArray(groups));
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assert(groups.length > 0);
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exec('id -G', function(err, stdout) {
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if (err) throw err;
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var real_groups = stdout.match(/\d+/g).map(Number);
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assert.equal(groups.length, real_groups.length);
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check(groups, real_groups);
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check(real_groups, groups);
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});
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}
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function check(a, b) {
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for (var i = 0; i < a.length; ++i) assert(b.indexOf(a[i]) !== -1);
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}
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