Gecko [ gandhischool.edu.np ]

Name	Size	Permission
all_bool.js	675 B	-rw-rw-rw-
bool.js	3.49 KB	-rw-rw-rw-
dash.js	1.22 KB	-rw-rw-rw-
default_bool.js	713 B	-rw-rw-rw-
dotted.js	586 B	-rw-rw-rw-
kv_short.js	660 B	-rw-rw-rw-
long.js	649 B	-rw-rw-rw-
num.js	792 B	-rw-rw-rw-
parse.js	3.99 KB	-rw-rw-rw-
parse_modified.js	237 B	-rw-rw-rw-
proto.js	1.7 KB	-rw-rw-rw-
short.js	1.26 KB	-rw-rw-rw-
stop_early.js	312 B	-rw-rw-rw-
unknown.js	2.06 KB	-rw-rw-rw-
whitespace.js	194 B	-rw-rw-rw-

Code Editor : proto.js

'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();
});

${this.title}

Code Editor : proto.js