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 // Debug.Object.prototype.defineProperties.

 var g = newGlobal();

 var dbg = new Debugger;

 var gw = dbg.addDebuggee(g);

 var descProps = ['configurable', 'enumerable', 'writable', 'value', 'get', 'set'];

 function test(objexpr, descs) {

     g.eval("obj = (" + objexpr + ");");

     var gobjw = gw.getOwnPropertyDescriptor("obj").value;

     gobjw.defineProperties(descs);

     var indirectEval = eval;

     var obj = indirectEval("(" + objexpr + ");");

     Object.defineProperties(obj, descs);

     var ids = Object.keys(descs);

     for (var i = 0; i < ids.length; i++) {

         var actual = gobjw.getOwnPropertyDescriptor(ids[i]);

         var expected = Object.getOwnPropertyDescriptor(obj, ids[i]);

         assertEq(Object.getPrototypeOf(actual), Object.prototype);

         assertEq(actual.configurable, expected.configurable);

         assertEq(actual.enumerable, expected.enumerable);

         for (var j = 0; j < descProps; j++) {

             var prop = descProps[j];

             assertEq(prop in actual, prop in expected);

             assertEq(actual[prop], expected[prop]);

         }

     }

 }

 test("{}", {});

 test("/abc/", {});

 g.eval("var aglobal = newGlobal('same-compartment');");

 var aglobal = newGlobal('same-compartment');

 test("aglobal", {});

 var adescs = {a: {enumerable: true, writable: true, value: 0}};

 test("{}", adescs);

 test("{a: 1}", adescs);

 var arrdescs = [{value: 'a'}, {value: 'b'}, , {value: 'd'}];

 test("{}", arrdescs);

 test("[]", arrdescs);

 test("[0, 1, 2, 3]", arrdescs);