1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
// META: title=IndexedDB: IDBIndex keyPath attribute
// META: script=resources/support.js
indexeddb_test(
(t, db) => {
const store = db.createObjectStore('store', {keyPath: ['a', 'b']});
store.createIndex('index', ['a', 'b']);
},
(t, db) => {
const tx = db.transaction('store', 'readonly');
const store = tx.objectStore('store');
const index = store.index('index');
assert_equals(typeof index.keyPath, 'object', 'keyPath is an object');
assert_true(Array.isArray(index.keyPath), 'keyPath is an array');
assert_equals(
index.keyPath, index.keyPath,
'Same object instance is returned each time keyPath is inspected');
const tx2 = db.transaction('store', 'readonly');
const store2 = tx2.objectStore('store');
const index2 = store2.index('index');
assert_not_equals(
index.keyPath, index2.keyPath,
'Different instances are returned from different index instances.');
t.done();
},
`IDBIndex's keyPath attribute returns the same object.`);
indexeddb_test(
(t, db) => {
const store = db.createObjectStore('store', {autoIncrement: true});
store.createIndex('index', ['a']);
store.add({a: 1, b: 2, c: 3})
},
(t, db) => {
const tx = db.transaction('store', 'readonly');
const store = tx.objectStore('store');
const index = store.index('index');
const cursorReq = index.openCursor();
cursorReq.onsuccess = t.step_func_done((e) => {
const expectedKeyValue = [1];
const actualKeyValue = e.target.result.key;
assert_array_equals(actualKeyValue, expectedKeyValue, "An array keypath should yield an array key");
});
},
`IDBIndex's keyPath array with a single value`);
indexeddb_test(
(t, db) => {
const store = db.createObjectStore('store', {autoIncrement: true});
store.createIndex('index', ['a', 'b']);
store.add({a: 1, b: 2, c: 3})
},
(t, db) => {
const tx = db.transaction('store', 'readonly');
const store = tx.objectStore('store');
const index = store.index('index');
const cursorReq = index.openCursor();
cursorReq.onsuccess = t.step_func_done((e) => {
const expectedKeyValue = [1, 2];
const actualKeyValue = e.target.result.key;
assert_array_equals(actualKeyValue, expectedKeyValue, "An array keypath should yield an array key");
});
},
`IDBIndex's keyPath array with multiple values`);
|
