michael@0: // Debugger.Object.prototype.global accessor surfaces.
michael@0: 
michael@0: load(libdir + 'asserts.js');
michael@0: 
michael@0: var dbg = new Debugger;
michael@0: var g = newGlobal();
michael@0: var gw = dbg.addDebuggee(g);
michael@0: 
michael@0: assertEq(Object.getOwnPropertyDescriptor(gw, 'global'), undefined);
michael@0: var d = Object.getOwnPropertyDescriptor(Object.getPrototypeOf(gw), 'global');
michael@0: assertEq(d.enumerable, false);
michael@0: assertEq(d.configurable, true);
michael@0: assertEq(typeof d.get, "function");
michael@0: assertEq(d.get.length, 0);
michael@0: assertEq(d.set, undefined);
michael@0: 
michael@0: // This should not throw.
michael@0: gw.global = '';
michael@0: 
michael@0: // This should throw.
michael@0: assertThrowsInstanceOf(function () { "use strict"; gw.global = {}; }, TypeError);
michael@0: assertEq(gw.global, gw);
michael@0: 
michael@0: // You shouldn't be able to apply the accessor to the prototype.
michael@0: assertThrowsInstanceOf(function () { return Debugger.Object.prototype.global; },
michael@0:                        TypeError);