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'use strict'; /* eslint no-proto: 0 */ var parse = require('../'); var test = require('tape'); test('proto pollution', function (t) { var argv = parse(['--__proto__.x', '123']); t.equal({}.x, undefined); t.equal(argv.__proto__.x, undefined); t.equal(argv.x, undefined); t.end(); }); test('proto pollution (array)', function (t) { var argv = parse(['--x', '4', '--x', '5', '--x.__proto__.z', '789']); t.equal({}.z, undefined); t.deepEqual(argv.x, [4, 5]); t.equal(argv.x.z, undefined); t.equal(argv.x.__proto__.z, undefined); t.end(); }); test('proto pollution (number)', function (t) { var argv = parse(['--x', '5', '--x.__proto__.z', '100']); t.equal({}.z, undefined); t.equal((4).z, undefined); t.equal(argv.x, 5); t.equal(argv.x.z, undefined); t.end(); }); test('proto pollution (string)', function (t) { var argv = parse(['--x', 'abc', '--x.__proto__.z', 'def']); t.equal({}.z, undefined); t.equal('...'.z, undefined); t.equal(argv.x, 'abc'); t.equal(argv.x.z, undefined); t.end(); }); test('proto pollution (constructor)', function (t) { var argv = parse(['--constructor.prototype.y', '123']); t.equal({}.y, undefined); t.equal(argv.y, undefined); t.end(); }); test('proto pollution (constructor function)', function (t) { var argv = parse(['--_.concat.constructor.prototype.y', '123']); function fnToBeTested() {} t.equal(fnToBeTested.y, undefined); t.equal(argv.y, undefined); t.end(); }); // powered by snyk - https://github.com/backstage/backstage/issues/10343 test('proto pollution (constructor function) snyk', function (t) { var argv = parse('--_.constructor.constructor.prototype.foo bar'.split(' ')); t.equal(function () {}.foo, undefined); t.equal(argv.y, undefined); t.end(); });