"use strict"; let called = false; let Base = /*#__PURE__*/function () { function Base() {} babelHelpers.createClass(Base, [{ key: "test", get: function () { called = true; return 1; } }]); return Base; }(); ; let Obj = /*#__PURE__*/function (_Base) { babelHelpers.inheritsLoose(Obj, _Base); function Obj() { return _Base.apply(this, arguments) || this; } var _proto = Obj.prototype; _proto.set = function set() { return this.test = 3; }; return Obj; }(Base); Object.defineProperty(Obj.prototype, 'test', { value: 2, writable: true, configurable: true }); const obj = new Obj(); // This is incorrect according to the spec, // but close enough for loose. // expect(() => { expect(obj.set()).toBe(3); // }).toThrow(); expect(called).toBe(false); expect(Base.prototype.test).toBe(1); expect(Obj.prototype.test).toBe(2); expect(obj.test).toBe(3);