40 lines
1.1 KiB
JavaScript
40 lines
1.1 KiB
JavaScript
// META: script=resources/support.js
|
|
|
|
indexeddb_test(
|
|
(t, db) => {
|
|
const store = db.createObjectStore('store');
|
|
},
|
|
|
|
(t, db) => {
|
|
// Create in order tx1, tx2.
|
|
const tx1 = db.transaction('store', 'readwrite');
|
|
const tx2 = db.transaction('store', 'readwrite');
|
|
|
|
// Use in order tx2, tx1.
|
|
tx2.objectStore('store').get(0);
|
|
tx1.objectStore('store').get(0);
|
|
|
|
const order = [];
|
|
const done = barrier_func(2, t.step_func_done(() => {
|
|
// IndexedDB Spec:
|
|
// https://w3c.github.io/IndexedDB/#transaction-scheduling
|
|
//
|
|
// If multiple "readwrite" transactions are attempting to
|
|
// access the same object store (i.e. if they have overlapping
|
|
// scope), the transaction that was created first must be the
|
|
// transaction which gets access to the object store first.
|
|
//
|
|
assert_array_equals(order, [1, 2]);
|
|
}));
|
|
|
|
tx1.oncomplete = t.step_func(e => {
|
|
order.push(1);
|
|
done();
|
|
});
|
|
|
|
tx2.oncomplete = t.step_func(e => {
|
|
order.push(2);
|
|
done();
|
|
});
|
|
},
|
|
"Verify Indexed DB transactions are ordered per spec");
|