|
(function() {
|
|
for (var i = 0; i < 10000; ++i) {
|
|
var o = {};
|
|
|
|
if (hasCustomProperties(o))
|
|
throw "Error: object shouldn't have custom properties yet.";
|
|
|
|
o.f = 42;
|
|
|
|
if (!hasCustomProperties(o))
|
|
throw "Error: object should have custom properties already.";
|
|
}
|
|
})();
|