|  | // META: global=window,worker | 
|  | // META: title=IndexedDB: IDBTransaction objectStore() when transaction is finished | 
|  | // META: script=resources/support.js | 
|  |  | 
|  | // Spec: https://w3c.github.io/IndexedDB/#dom-idbtransaction-objectstore | 
|  |  | 
|  | 'use strict'; | 
|  |  | 
|  | indexeddb_test( | 
|  | (t, db) => { | 
|  | db.createObjectStore('store'); | 
|  | }, | 
|  | (t, db) => { | 
|  | const tx = db.transaction('store', 'readonly'); | 
|  | tx.abort(); | 
|  | assert_throws_dom('InvalidStateError', () => tx.objectStore('store'), | 
|  | 'objectStore() should throw if transaction is finished'); | 
|  | t.done(); | 
|  | }, | 
|  | 'IDBTransaction objectStore() behavior when transaction is finished' | 
|  | ); |