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/debug/Object-defineProperty-12.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,18 @@
     1.4 +// obj.defineProperty redefining an existing property leaves unspecified attributes unchanged.
     1.5 +
     1.6 +var g = newGlobal();
     1.7 +g.p = 1;
     1.8 +var dbg = new Debugger;
     1.9 +var gw = dbg.addDebuggee(g);
    1.10 +
    1.11 +gw.defineProperty("p", {value: 2});
    1.12 +assertEq(g.p, 2);
    1.13 +
    1.14 +var desc = Object.getOwnPropertyDescriptor(g, "p");
    1.15 +assertEq(desc.configurable, true);
    1.16 +assertEq(desc.enumerable, true);
    1.17 +assertEq(desc.writable, true);
    1.18 +assertEq(desc.value, 2);
    1.19 +
    1.20 +g.p = 3;
    1.21 +assertEq(g.p, 3);