 Chromium Code Reviews
 Chromium Code Reviews Issue 2276593002:
  Support renaming of IndexedDB indexes and object stores.  (Closed) 
  Base URL: https://chromium.googlesource.com/chromium/src.git@master
    
  
    Issue 2276593002:
  Support renaming of IndexedDB indexes and object stores.  (Closed) 
  Base URL: https://chromium.googlesource.com/chromium/src.git@master| Index: third_party/WebKit/LayoutTests/storage/indexeddb/rename-object-store.html | 
| diff --git a/third_party/WebKit/LayoutTests/storage/indexeddb/rename-object-store.html b/third_party/WebKit/LayoutTests/storage/indexeddb/rename-object-store.html | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..786c87e056ec897b617e0902c263b961d98d4270 | 
| --- /dev/null | 
| +++ b/third_party/WebKit/LayoutTests/storage/indexeddb/rename-object-store.html | 
| @@ -0,0 +1,327 @@ | 
| +<!DOCTYPE html> | 
| +<title>IndexedDB v2: object store renaming support</title> | 
| +<script src='../../resources/testharness.js'></script> | 
| +<link rel="help" | 
| + href="https://w3c.github.io/IndexedDB/#dom-idbobjectstore-name"> | 
| +<link rel="author" href="pwnall@chromium.org" title="Victor Costan"> | 
| +<script src='../../resources/testharnessreport.js'></script> | 
| +<script> | 
| + | 
| +// Returns an IndexedDB database name likely to be unique to the test case. | 
| +const databaseName = function(testCase) { | 
| + return 'db' + self.location.pathname + '-' + testCase.name; | 
| +}; | 
| + | 
| +// Creates an EventWatcher covering all the events that can be issued by | 
| +// IndexedDB requests and transactions. | 
| +const requestWatcher = function(testCase, request) { | 
| + return new EventWatcher(testCase, request, | 
| + ['abort', 'complete', 'error', 'success', 'upgradeneeded']); | 
| +}; | 
| + | 
| +// Creates an IndexedDB database whose name is unique for the test case. | 
| +// | 
| +// setupCallback will be called during a versionchange transaction, and will be | 
| +// given the created database and the versionchange transaction. | 
| +// | 
| +// Returns a promise that yields an IndexedDB open success event. | 
| +const createDatabase = function(testCase, setupCallback) { | 
| + const dbName = databaseName(testCase); | 
| + const request = indexedDB.deleteDatabase(dbName); | 
| + const eventWatcher = requestWatcher(testCase, request); | 
| + | 
| + return eventWatcher.wait_for('success').then((event) => { | 
| + // We cannot use eventWatcher.wait_for('upgradeneeded') here, because | 
| + // the versionchange transaction auto-commits before the Promise's then | 
| + // callback gets called. | 
| + return new Promise((resolve, reject) => { | 
| + const request = indexedDB.open(dbName, 1); | 
| + request.onupgradeneeded = (event) => { | 
| + const eventWatcher = requestWatcher(testCase, request); | 
| + const database = event.target.result; | 
| + const transaction = event.target.transaction; | 
| + setupCallback(database, transaction); | 
| + resolve(eventWatcher.wait_for('success')); | 
| + }; | 
| + request.onerror = | 
| + testCase.unreached_func('indexedDB.open issued an error event'); | 
| + }); | 
| + }); | 
| +}; | 
| + | 
| +// Creates a 'books' object store whose contents closely resembles the first | 
| +// example in the IndexedDB specification. | 
| +const createBooksStore = function(testCase, database) { | 
| + const store = database.createObjectStore('books', | 
| + { keyPath: 'isbn', autoIncrement: true }); | 
| + const index = store.createIndex('by_author', 'author'); | 
| + store.put({title: 'Quarry Memories', author: 'Fred', isbn: 123456}); | 
| + store.put({title: 'Water Buffaloes', author: 'Fred', isbn: 234567}); | 
| + store.put({title: 'Bedrock Nights', author: 'Barney', isbn: 345678}); | 
| + return store; | 
| +}; | 
| + | 
| +// Creates a 'not_books' object store used to test renaming into existing or | 
| +// deleted store names. | 
| +const createNotBooksStore = function(testCase, database) { | 
| 
cmumford
2016/08/26 21:23:52
You need to call this somewhere too right? Also, c
 
pwnall
2016/08/26 22:23:17
Done.
I wrote createNotBooksStore to test the ren
 | 
| + const store = database.createObjectStore('not_books'); | 
| + return store; | 
| +}; | 
| + | 
| +// Renames the 'books' store into a 'not books' store. | 
| +// | 
| +// Returns a Promise that yields an IndexedDB open success event. | 
| +const renameBooksStore = function(testCase) { | 
| + return new Promise((resolve, reject) => { | 
| + const request = indexedDB.open(databaseName(testCase), 2); | 
| + request.onupgradeneeded = (event) => { | 
| + const eventWatcher = requestWatcher(testCase, request); | 
| + const database = event.target.result; | 
| + const transaction = event.target.transaction; | 
| + const store = transaction.objectStore('books'); | 
| + store.name = 'renamed_books'; | 
| + resolve(eventWatcher.wait_for('success')); | 
| + }; | 
| + request.onerror = | 
| + testCase.unreached_func('indexedDB.open issued an error event'); | 
| + }); | 
| +}; | 
| + | 
| +// Verifies that an object store's contents matches the contents used to create | 
| +// the books store in the test database's version 1. | 
| +const checkStoreContents = function(testCase, store) { | 
| + let request = store.get(123456); | 
| + let eventWatcher = requestWatcher(testCase, request); | 
| + return eventWatcher.wait_for('success').then(() => { | 
| + let result = request.result; | 
| + testCase.step(() => { | 
| + assert_equals(result.isbn, 123456); | 
| + assert_equals(result.author, 'Fred'); | 
| + assert_equals(result.title, 'Quarry Memories'); | 
| + }); | 
| + }); | 
| +}; | 
| + | 
| +// Verifies that an object store's index matches the index used to create the | 
| +// books store in the test database's version 1. | 
| +const checkStoreIndex = function(testCase, store) { | 
| + let index = store.index('by_author'); | 
| + let request = index.get('Barney'); | 
| + let eventWatcher = requestWatcher(testCase, request); | 
| + return eventWatcher.wait_for('success').then(() => { | 
| + let result = request.result; | 
| + testCase.step(() => { | 
| + assert_equals(result.isbn, 345678); | 
| + assert_equals(result.title, 'Bedrock Nights'); | 
| + }); | 
| + }); | 
| +}; | 
| + | 
| +// Verifies that an object store's key generator is in the same state as the | 
| +// key generator created for the books store in the test database's version 1. | 
| +const checkStoreGenerator = function(testCase, store, expectedKey) { | 
| + let request = store.put({title: 'Bedrock Nights II', author: 'Barney'}); | 
| + let eventWatcher = requestWatcher(testCase, request); | 
| + return eventWatcher.wait_for('success').then(() => { | 
| + let result = request.result; | 
| + testCase.step(() => { | 
| + assert_equals(result, expectedKey); | 
| + }); | 
| + }); | 
| +}; | 
| + | 
| +promise_test(testCase => { | 
| + let bookStore = null, bookStore2 = null; | 
| + let renamedBookStore = null, renamedBookStore2 = null; | 
| + return createDatabase(testCase, (database, transaction) => { | 
| + bookStore = createBooksStore(testCase, database); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + testCase.step(() => { | 
| + assert_array_equals(database.objectStoreNames, ['books']); | 
| + }); | 
| + const transaction = database.transaction('books', 'readonly'); | 
| + bookStore2 = transaction.objectStore('books'); | 
| + // If checkStoreContents fails here, its implementation is incorrect. | 
| + return checkStoreContents(testCase, bookStore2).then(() => { | 
| + database.close(); | 
| + }); | 
| + }).then(() => { | 
| + return new Promise((resolve, reject) => { | 
| + const request = indexedDB.open(databaseName(testCase), 2); | 
| + request.onupgradeneeded = (event) => { | 
| + const eventWatcher = requestWatcher(testCase, request); | 
| + const database = event.target.result; | 
| + const transaction = event.target.transaction; | 
| + renamedBookStore = transaction.objectStore('books'); | 
| + renamedBookStore.name = 'renamed_books'; | 
| + testCase.step(() => { | 
| + assert_equals(renamedBookStore.name, 'renamed_books'); | 
| + }); | 
| + resolve(eventWatcher.wait_for('success')); | 
| + }; | 
| + request.onerror = | 
| + testCase.unreached_func('indexedDB.open issued an error event'); | 
| + }); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + testCase.step(() => { | 
| + assert_array_equals(database.objectStoreNames, ['renamed_books']); | 
| + }); | 
| + const transaction = database.transaction('renamed_books', 'readonly'); | 
| + renamedBookStore2 = transaction.objectStore('renamed_books'); | 
| + return checkStoreContents(testCase, renamedBookStore2).then(() => { | 
| + database.close(); | 
| + }); | 
| + }).then(() => { | 
| + testCase.step(() => { | 
| + assert_equals(bookStore.name, 'books'); | 
| + assert_equals(bookStore2.name, 'books'); | 
| + assert_equals(renamedBookStore.name, 'renamed_books'); | 
| + assert_equals(renamedBookStore2.name, 'renamed_books'); | 
| + }); | 
| + }); | 
| +}, 'IndexedDB object store rename in new transaction', { | 
| + assert: 'An object store can be renamed in a new version change transaction', | 
| +}); | 
| + | 
| +promise_test(testCase => { | 
| + let renamedBookStore = null, renamedBookStore2 = null; | 
| + return createDatabase(testCase, (database, transaction) => { | 
| + renamedBookStore = createBooksStore(testCase, database); | 
| + renamedBookStore.name = 'renamed_books'; | 
| + testCase.step(() => { | 
| + assert_equals(renamedBookStore.name, 'renamed_books'); | 
| + }); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + testCase.step(() => { | 
| + assert_array_equals(database.objectStoreNames, ['renamed_books']); | 
| + }); | 
| + const transaction = database.transaction('renamed_books', 'readonly'); | 
| + renamedBookStore2 = transaction.objectStore('renamed_books'); | 
| + return checkStoreContents(testCase, renamedBookStore2).then(() => { | 
| + database.close(); | 
| + }); | 
| + }).then(() => { | 
| + testCase.step(() => { | 
| + assert_equals(renamedBookStore.name, 'renamed_books'); | 
| + assert_equals(renamedBookStore2.name, 'renamed_books'); | 
| + }); | 
| + }); | 
| +}, 'IndexedDB object store rename in the transaction where it is created', { | 
| + assert: | 
| + 'An object store can be renamed in the transaction where it is created', | 
| +}); | 
| + | 
| +promise_test(testCase => { | 
| + return createDatabase(testCase, (database, transaction) => { | 
| + createBooksStore(testCase, database); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + const transaction = database.transaction('books', 'readonly'); | 
| + const store = transaction.objectStore('books'); | 
| + // If checkStoreIndex fails here, its implementation is incorrect. | 
| + return checkStoreIndex(testCase, store).then(() => { | 
| + database.close(); | 
| + }); | 
| + }).then(() => { | 
| + return renameBooksStore(testCase); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + const transaction = database.transaction('renamed_books', 'readonly'); | 
| + const store = transaction.objectStore('renamed_books'); | 
| + return checkStoreIndex(testCase, store).then(() => { | 
| + database.close(); | 
| + }); | 
| + }); | 
| +}, 'IndexedDB object store rename covers index', { | 
| + assert: 'Renaming an object store maintains its indexes', | 
| +}); | 
| + | 
| +promise_test(testCase => { | 
| + return createDatabase(testCase, (database, transaction) => { | 
| + createBooksStore(testCase, database); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + const transaction = database.transaction('books', 'readwrite'); | 
| + // If checkStoreGenerator fails here, its implementation is incorrect. | 
| + const store = transaction.objectStore('books'); | 
| + return checkStoreGenerator(testCase, store, 345679).then(() => { | 
| + database.close(); | 
| + }); | 
| + }).then(() => { | 
| + return renameBooksStore(testCase); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + const transaction = database.transaction('renamed_books', 'readwrite'); | 
| + const store = transaction.objectStore('renamed_books'); | 
| + return checkStoreGenerator(testCase, store, 345680).then(() => { | 
| + database.close(); | 
| + }); | 
| + }); | 
| +}, 'IndexedDB object store rename covers key generator', { | 
| + assert: 'Renaming an object store maintains its key generator', | 
| +}); | 
| + | 
| +promise_test(testCase => { | 
| + const dbName = databaseName(testCase); | 
| + let bookStore = null, bookStore2 = null, bookStore3 = null; | 
| + return createDatabase(testCase, (database, transaction) => { | 
| + bookStore = createBooksStore(testCase, database); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + database.close(); | 
| + }).then((event) => { | 
| + return new Promise((resolve, reject) => { | 
| + const request = indexedDB.open(dbName, 2); | 
| + request.onupgradeneeded = (event) => { | 
| + const database = event.target.result; | 
| + const transaction = event.target.transaction; | 
| + bookStore2 = transaction.objectStore('books'); | 
| + bookStore2.name = 'renamed_books'; | 
| + testCase.step(() => { | 
| + assert_equals(bookStore.name, 'books'); | 
| + assert_equals(bookStore2.name, 'renamed_books'); | 
| + }); | 
| + request.onerror = (event) => { | 
| + event.preventDefault(); | 
| + resolve(event); | 
| + } | 
| + transaction.onabort = () => null; | 
| + transaction.onerror = () => null; | 
| + transaction.abort(); | 
| + }; | 
| + request.onerror = | 
| + testCase.unreached_func('indexedDB.open issued an error event'); | 
| + request.onsuccess = testCase.unreached_func( | 
| + 'indexedDB.open was not supposed to succeed'); | 
| + }); | 
| + }).then((event) => { | 
| + testCase.step(() => { | 
| + assert_equals(bookStore.name, 'books', | 
| + 'object store rename not reverted after transaction abort'); | 
| + }); | 
| + | 
| + const request = indexedDB.open(dbName, 1); | 
| + const eventWatcher = requestWatcher(testCase, request); | 
| + return eventWatcher.wait_for('success'); | 
| + }).then((event) => { | 
| + const database = event.target.result; | 
| + const transaction = database.transaction('books', 'readonly'); | 
| + bookStore3 = transaction.objectStore('books'); | 
| + return checkStoreContents(testCase, bookStore3).then(() => { | 
| + database.close(); | 
| + }); | 
| + }).then(() => { | 
| + testCase.step(() => { | 
| + assert_equals(bookStore.name, 'books'); | 
| + assert_equals(bookStore2.name, 'books'); | 
| + assert_equals(bookStore3.name, 'books'); | 
| + }); | 
| + }); | 
| +}, 'IndexedDB object store rename in aborted transaction', { | 
| + assert: 'An object store rename is correctly reverted', | 
| +}); | 
| + | 
| +</script> |