// Test that Array.prototype.pop doesn't call the [[HasProperty]] internal // method of objects when retrieving the element at the last index. var log = []; var array = []; var proxy = new Proxy(array, new Proxy({}, { get(t, trap, r) { return (t, pk, ...more) => { log.push(`${trap}:${String(pk)}`); return Reflect[trap](t, pk, ...more); }; } })); var result; result = Array.prototype.pop.call(proxy); assertEqArray(log, [ "get:length", "set:length", "getOwnPropertyDescriptor:length", "defineProperty:length" ]); assertEq(result, undefined); log.length = 0; array.push(1); result = Array.prototype.pop.call(proxy); assertEqArray(log, [ "get:length", "get:0", "deleteProperty:0", "set:length", "getOwnPropertyDescriptor:length", "defineProperty:length" ]); assertEq(result, 1); log.length = 0; array.push(2, 3); result = Array.prototype.pop.call(proxy); assertEqArray(log, [ "get:length", "get:1", "deleteProperty:1", "set:length", "getOwnPropertyDescriptor:length", "defineProperty:length" ]); assertEq(result, 3); log.length = 0; array.push(4, 5); result = Array.prototype.pop.call(proxy); assertEqArray(log, [ "get:length", "get:2", "deleteProperty:2", "set:length", "getOwnPropertyDescriptor:length", "defineProperty:length" ]); assertEq(result, 5); if (typeof reportCompare === "function") reportCompare(true, true);