| // 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', {durability: 'relaxed'}); |
| 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', {durability: 'relaxed'}); |
| 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', {durability: 'relaxed'}); |
| 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', {durability: 'relaxed'}); |
| 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`); |