tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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Object-defineProperty-05.js (653B)

      1 // defineProperty can define accessor properties.
      2 
      3 var g = newGlobal({newCompartment: true});
      4 var dbg = new Debugger;
      5 var gw = dbg.addDebuggee(g);
      6 g.value = undefined;
      7 g.eval("function gf() { return 12; }\n" +
      8       "function sf(v) { value = v; }\n");
      9 var gfw = gw.getOwnPropertyDescriptor("gf").value;
     10 var sfw = gw.getOwnPropertyDescriptor("sf").value;
     11 gw.defineProperty("x", {configurable: true, get: gfw, set: sfw});
     12 assertEq(g.x, 12);
     13 g.x = 'ok';
     14 assertEq(g.value, 'ok');
     15 
     16 var desc = g.Object.getOwnPropertyDescriptor(g, "x");
     17 assertEq(desc.configurable, true);
     18 assertEq(desc.enumerable, false);
     19 assertEq(desc.get, g.gf);
     20 assertEq(desc.set, g.sf);