haikuwebkit/JSTests/stress/object-prevent-extensions-a...

16 lines
282 B
JavaScript

var primitives = [
"string",
42,
null,
undefined,
Symbol("symbol"),
true,
false
];
for (var primitive of primitives) {
var ret = Object.preventExtensions(primitive);
if (ret !== primitive)
throw new Error("bad value: " + String(ret));
}