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/testDirectProxySet4.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,20 @@
     1.4 +load(libdir + "asserts.js");
     1.5 +
     1.6 +/* 
     1.7 + * Throw a TypeError if the trap sets a non-configurable accessor property that
     1.8 + * doest not have a setter
     1.9 + */
    1.10 +var target = {};
    1.11 +Object.defineProperty(target, 'foo', {
    1.12 +    get: function () {
    1.13 +        return 'bar'
    1.14 +    },
    1.15 +    configurable: false
    1.16 +});
    1.17 +assertThrowsInstanceOf(function () {
    1.18 +    new Proxy(target, {
    1.19 +        set: function (target, name, val, receiver) {
    1.20 +            return true;
    1.21 +        }
    1.22 +    })['foo'] = 'baz';
    1.23 +}, TypeError);