<!doctype html>
<meta charset="utf8">
<title>IndexedDB: index renaming support in aborted transactions</title>
<link rel="help"
href="https://w3c.github.io/IndexedDB/#dom-idbindex-name">
<link rel="author" href="[email protected]" title="Victor Costan">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/support-promises.js"></script>
<script>
'use strict';
promise_test(testCase => {
const dbName = databaseName(testCase);
let authorIndex = null, authorIndex2 = null;
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('books');
authorIndex = store.index('by_author');
authorIndex.name = 'renamed_by_author';
transaction.abort();
assert_equals(
authorIndex.name, 'by_author',
'IDBIndex.name should not reflect the rename any more ' +
'immediately after transaction.abort() returns');
assert_array_equals(
store.indexNames, ['by_author', 'by_title'],
'IDBObjectStore.indexNames should not reflect the rename any ' +
'more immediately after transaction.abort() returns');
})).then(event => {
assert_equals(
authorIndex.name, 'by_author',
'IDBIndex.name should not reflect the rename any more after the ' +
'versionchange transaction is aborted');
const request = indexedDB.open(dbName, 1);
return promiseForRequest(testCase, request);
}).then(database => {
const transaction = database.transaction('books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('books');
assert_array_equals(
store.indexNames, ['by_author', 'by_title'],
'IDBDatabase.objectStoreNames should not reflect the rename ' +
'after the versionchange transaction is aborted');
authorIndex2 = store.index('by_author');
return checkAuthorIndexContents(
testCase, authorIndex2,
'Aborting an index rename transaction should not change the ' +
"index's records").then(() => database.close());
}).then(() => {
assert_equals(
authorIndex.name, 'by_author',
'IDBIndex used in aborted rename transaction should not reflect ' +
'the rename after the transaction is aborted');
assert_equals(authorIndex2.name, 'by_author',
'IDBIndex obtained after an aborted rename transaction should ' +
'not reflect the rename');
});
}, 'IndexedDB index rename in aborted transaction');
promise_test(testCase => {
const dbName = databaseName(testCase);
let authorIndex = null;
return createDatabase(testCase, (database, transaction) => {
createNotBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('not_books');
authorIndex = store.createIndex('by_author', 'author');
authorIndex.name = 'by_author_renamed';
authorIndex.name = 'by_author_renamed_again';
transaction.abort();
assert_equals(
authorIndex.name, 'by_author_renamed_again',
'IDBIndex.name should reflect the last rename immediately after ' +
'transaction.abort() returns');
assert_array_equals(
store.indexNames, ['not_by_author', 'not_by_title'],
'IDBObjectStore.indexNames should not reflect the creation or ' +
'the rename immediately after transaction.abort() returns');
})).then(event => {
assert_equals(
authorIndex.name, 'by_author_renamed_again',
'IDBIndex.name should reflect the last rename after the ' +
'versionchange transaction is aborted');
const request = indexedDB.open(dbName, 1);
return promiseForRequest(testCase, request);
}).then(database => {
const transaction = database.transaction('not_books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('not_books');
assert_array_equals(
store.indexNames, ['not_by_author', 'not_by_title'],
'IDBDatabase.objectStoreNames should not reflect the creation or ' +
'the rename after the versionchange transaction is aborted');
database.close();
});
}, 'IndexedDB index creation and rename in an aborted transaction');
</script>