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<!doctype html>
<meta charset=utf-8>
<title>IndexedDB: </title>
<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbobjectstore-put">
<meta name="help" href="https://w3c.github.io/IndexedDB/#dom-idbcursor-update">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support.js"></script>
<script>
function ProbeObject() {
this.id_count = 0;
this.invalid_id_count = 0;
this.prop_count = 0;
Object.defineProperties(this, {
id: {
enumerable: true,
get() {
++this.id_count;
return 1000 + this.id_count;
},
},
invalid_id: {
enumerable: true,
get() {
++this.invalid_id_count;
return {};
},
},
prop: {
enumerable: true,
get() {
++this.prop_count;
return 2000 + this.prop_count;
},
},
});
}
indexeddb_test(
(t, db) => {
db.createObjectStore('store', {keyPath: 'id', autoIncrement: true});
},
(t, db) => {
const tx = db.transaction('store', 'readwrite');
const store = tx.objectStore('store');
const obj = new ProbeObject();
store.put(obj);
assert_equals(
obj.id_count, 1,
'put() operation should access primary key property once');
assert_equals(
obj.prop_count, 1,
'put() operation should access other properties once');
t.done();
}, 'Key generator and key path validity check operates on a clone');
indexeddb_test(
(t, db) => {
db.createObjectStore('store', {keyPath: 'invalid_id', autoIncrement: true});
},
(t, db) => {
const tx = db.transaction('store', 'readwrite');
const store = tx.objectStore('store');
const obj = new ProbeObject();
assert_throws_dom('DataError', () => { store.put(obj); },
'put() should throw if primary key cannot be injected');
assert_equals(
obj.invalid_id_count, 1,
'put() operation should access primary key property once');
assert_equals(
obj.prop_count, 1,
'put() operation should access other properties once');
t.done();
}, 'Failing key path validity check operates on a clone');
indexeddb_test(
(t, db) => {
const store = db.createObjectStore('store');
store.createIndex('index', 'prop');
},
(t, db) => {
const tx = db.transaction('store', 'readwrite');
const store = tx.objectStore('store');
const obj = new ProbeObject();
store.put(obj, 'key');
assert_equals(
obj.prop_count, 1, 'put() should access index key property once');
assert_equals(
obj.id_count, 1,
'put() operation should access other properties once');
t.done();
}, 'Index key path evaluations operate on a clone');
indexeddb_test(
(t, db) => {
const store = db.createObjectStore('store', {keyPath: 'id'});
store.createIndex('index', 'prop');
},
(t, db) => {
const tx = db.transaction('store', 'readwrite');
const store = tx.objectStore('store');
const obj = new ProbeObject();
store.put(obj);
assert_equals(
obj.id_count, 1, 'put() should access primary key property once');
assert_equals(
obj.prop_count, 1, 'put() should access index key property once');
t.done();
}, 'Store and index key path evaluations operate on the same clone');
indexeddb_test(
(t, db) => {
const store = db.createObjectStore('store', {keyPath: 'id'});
store.createIndex('index', 'prop');
},
(t, db) => {
const tx = db.transaction('store', 'readwrite');
const store = tx.objectStore('store');
store.put(new ProbeObject());
store.openCursor().onsuccess = t.step_func((event) => {
const cursor = event.target.result;
const obj = new ProbeObject();
cursor.update(obj);
assert_equals(
obj.id_count, 1, 'put() should access primary key property once');
assert_equals(
obj.prop_count, 1, 'put() should access index key property once');
t.done();
});
}, 'Cursor update checks and keypath evaluations operate on a clone');
</script>
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