21 lines
296 B
JavaScript

var Base = {
};
Object.defineProperty(Base, 'test', {
value: 1,
writable: false,
configurable: true,
});
var obj = {
test: 2,
set() {
return super.test = 3;
},
};
Object.setPrototypeOf(obj, Base);
expect(obj.set()).toBe(3);
expect(Base.test).toBe(1);
expect(obj.test).toBe(2);