The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/proxy/testDirectProxySet3.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,16 @@
     1.4 +load(libdir + "asserts.js");
     1.5 +
     1.6 +// Throw a TypeError if the trap sets a non-writable, non-configurable property
     1.7 +var target = {};
     1.8 +Object.defineProperty(target, 'foo', {
     1.9 +    value: 'bar',
    1.10 +    writable: false,
    1.11 +    configurable: false
    1.12 +});
    1.13 +assertThrowsInstanceOf(function () {
    1.14 +    new Proxy(target, {
    1.15 +        set: function (target, name, val, receiver) {
    1.16 +            return true;
    1.17 +        }
    1.18 +    })['foo'] = 'baz';
    1.19 +}, TypeError);