The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/tests/js1_8_5/extensions/proxy-proto-setter.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,50 @@
     1.4 +// |reftest| skip-if(!xulRuntime.shell)
     1.5 +// Any copyright is dedicated to the Public Domain.
     1.6 +// http://creativecommons.org/licenses/publicdomain/
     1.7 +// Contributor: Blake Kaplan
     1.8 +
     1.9 +function expect(actual, arg) {
    1.10 +    reportCompare(expect.expected, actual, arg);
    1.11 +}
    1.12 +
    1.13 +var window = { set x(y) { expect(this, y) }, y: 4 };
    1.14 +expect.expected = window;
    1.15 +window.x = "setting through a setter directly";
    1.16 +window.y = 5;
    1.17 +reportCompare(5, window.y, "setting properties works");
    1.18 +var easy = { easy: 'yes', __proto__: window }
    1.19 +expect.expected = easy;
    1.20 +easy.x = "setting through a setter all-native on prototype";
    1.21 +easy.y = 6;
    1.22 +reportCompare(5, window.y, "window.y remains as it was");
    1.23 +reportCompare(6, easy.y, "shadowing works properly");
    1.24 +
    1.25 +var sandbox = evalcx('');
    1.26 +sandbox.window = window;
    1.27 +sandbox.print = print;
    1.28 +sandbox.expect = expect;
    1.29 +var hard = evalcx('Object.create(window)', sandbox);
    1.30 +expect.expected = hard;
    1.31 +hard.x = "a setter through proxy -> native";
    1.32 +hard.y = 6;
    1.33 +reportCompare(5, window.y, "window.y remains as it was through a proxy");
    1.34 +reportCompare(6, hard.y, "shadowing works on proxies");
    1.35 +
    1.36 +hard.__proto__ = { 'passed': true }
    1.37 +reportCompare(true, hard.passed, "can set proxy.__proto__ through a native");
    1.38 +
    1.39 +var inverse = evalcx('({ set x(y) { expect(this, y); }, y: 4 })', sandbox);
    1.40 +expect.expected = inverse;
    1.41 +inverse.x = "setting through a proxy directly";
    1.42 +inverse.y = 5;
    1.43 +reportCompare(5, inverse.y, "setting properties works on proxies");
    1.44 +
    1.45 +var inversehard = Object.create(inverse);
    1.46 +expect.expected = inversehard;
    1.47 +inversehard.x = "setting through a setter with a proxy on the proto chain";
    1.48 +inversehard.y = 6;
    1.49 +reportCompare(5, inverse.y, "inverse.y remains as it was");
    1.50 +reportCompare(6, inversehard.y, "shadowing works native -> proxy");
    1.51 +
    1.52 +inversehard.__proto__ = { 'passed': true }
    1.53 +reportCompare(true, inversehard.passed, "can set native.__proto__ through a proxy");