michael@0: // Exceptions thrown by obj.defineProperties are copied into the debugger compartment.
michael@0: 
michael@0: var g = newGlobal();
michael@0: var dbg = new Debugger;
michael@0: var gw = dbg.addDebuggee(g);
michael@0: 
michael@0: function test(objexpr, descs) {
michael@0:     var exca, excb;
michael@0: 
michael@0:     g.eval("obj = (" + objexpr + ");");
michael@0:     var gobjw = gw.getOwnPropertyDescriptor("obj").value;
michael@0:     try {
michael@0:         gobjw.defineProperties(descs);
michael@0:     } catch (exc) {
michael@0:         exca = exc;
michael@0:     }
michael@0: 
michael@0:     var indirectEval = eval;
michael@0:     var obj = indirectEval("(" + objexpr + ");");
michael@0:     try {
michael@0:         Object.defineProperties(obj, descs);
michael@0:     } catch (exc) {
michael@0:         excb = exc;
michael@0:     }
michael@0: 
michael@0:     assertEq(Object.getPrototypeOf(exca), Object.getPrototypeOf(excb));
michael@0:     assertEq(exca.message, excb.message);
michael@0:     assertEq(typeof exca.fileName, "string");
michael@0:     assertEq(typeof exca.stack, "string");
michael@0: }
michael@0: 
michael@0: test("Object.create(null, {p: {value: 1}})", {p: {value: 2}});
michael@0: test("({})", {x: {get: 'bad'}});