Mypal/js/src/jit-test/tests/basic/unboxed-property-enumeration.js
2020-04-03 20:51:25 +03:00

25 lines
526 B
JavaScript

function O() {
this.x = 1;
this.y = 2;
}
function testUnboxed() {
var arr = [];
for (var i=0; i<100; i++)
arr.push(new O);
var o = arr[arr.length-1];
o[0] = 0;
o[2] = 2;
var sym = Symbol();
o[sym] = 1;
o.z = 3;
Object.defineProperty(o, '3', {value:1,enumerable:false,configurable:false,writable:false});
o[4] = 4;
var props = Reflect.ownKeys(o);
assertEq(props[props.length-1], sym);
assertEq(Object.getOwnPropertyNames(o).join(""), "0234xyz");
}
testUnboxed();