Wed, 31 Dec 2014 06:09:35 +0100
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
michael@0 | 1 | load(libdir + "asserts.js"); |
michael@0 | 2 | |
michael@0 | 3 | /* |
michael@0 | 4 | * Throw a TypeError if the trap defines a new property on a non-extensible |
michael@0 | 5 | * object |
michael@0 | 6 | */ |
michael@0 | 7 | var target = {}; |
michael@0 | 8 | Object.preventExtensions(target); |
michael@0 | 9 | assertThrowsInstanceOf(function () { |
michael@0 | 10 | Object.defineProperty(new Proxy(target, { |
michael@0 | 11 | defineProperty: function (target, name, desc) { |
michael@0 | 12 | return true; |
michael@0 | 13 | } |
michael@0 | 14 | }), 'foo', { |
michael@0 | 15 | configurable: true |
michael@0 | 16 | }); |
michael@0 | 17 | }, TypeError); |