js/src/jit-test/tests/debug/Object-getOwnPropertyDescriptor-surfaces-01.js


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// The argument to Debugger.Object.prototype.getOwnPropertyDescriptor can be omitted.

var g = newGlobal({newCompartment: true});
g.eval("var obj = {};");

var dbg = Debugger(g);
var obj;
dbg.onDebuggerStatement = function (frame) { obj = frame.eval("obj").return; };
g.eval("debugger;");

assertEq(obj.getOwnPropertyDescriptor(), undefined);
g.obj.undefined = 17;
var desc = obj.getOwnPropertyDescriptor();
assertEq(desc.value, 17);