// META: global=window,worker

// META: title=IndexedDB: ES bindings - Inject a key into a value - Values bypass chain and setters

// META: script=resources/support-promises.js

'use_strict';

promise_test(async t => {

const db = await createDatabase(t, db => {

db.createObjectStore('store', {autoIncrement: true, keyPath: 'a.b.c'});

});

Object.prototype.a = {b: {c: 'on proto'}};

t.add_cleanup(() => { delete Object.prototype.a; });

const tx = db.transaction('store', 'readwrite', {durability: "relaxed"});

tx.objectStore('store').put({});

const result = await promiseForRequest(t, tx.objectStore('store').get(1));

assert_true(result.hasOwnProperty('a'),

'Result should have own-properties overriding prototype.');

assert_true(result.a.hasOwnProperty('b'),

'Result should have own-properties overriding prototype.');

assert_true(result.a.b.hasOwnProperty('c'),

'Result should have own-properties overriding prototype.');

assert_equals(result.a.b.c, 1,

'Own property should match primary key generator value');

assert_equals(Object.prototype.a.b.c, 'on proto',

'Prototype should not be modified');

}, 'Returning values to script should bypass prototype chain');

promise_test(async t => {

const db = await createDatabase(t, db => {

db.createObjectStore('store', {autoIncrement: true, keyPath: 'id'});

});

let setter_called = false;

Object.defineProperty(Object.prototype, 'id', {

configurable: true,

set: value => { setter_called = true; },

});

t.add_cleanup(() => { delete Object.prototype['id']; });

const tx = db.transaction('store', 'readwrite', {durability: 'relaxed'});

tx.objectStore('store').put({});

const result = await promiseForRequest(t, tx.objectStore('store').get(1));

assert_false(setter_called,

'Setter should not be called for key result.');

assert_true(result.hasOwnProperty('id'),

'Result should have own-property overriding prototype setter.');

assert_equals(result.id, 1,

'Own property should match primary key generator value');

}, 'Returning values to script should bypass prototype setters');