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<!doctype html>
<meta charset="utf8">
<meta name="timeout" content="long">
<title>IndexedDB: object store renaming support</title>
<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/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="resources/support-promises.js"></script>
<script>
'use strict';
// Renames the 'books' store to 'renamed_books'.
//
// Returns a promise that resolves to an IndexedDB database. The caller must
// close the database.
const renameBooksStore = (testCase) => {
return migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('books');
store.name = 'renamed_books';
});
};
promise_test(testCase => {
let bookStore = null, bookStore2 = null;
let renamedBookStore = null, renamedBookStore2 = null;
return createDatabase(testCase, (database, transaction) => {
bookStore = createBooksStore(testCase, database);
}).then(database => {
assert_array_equals(
database.objectStoreNames, ['books'],
'Test setup should have created a "books" object store');
const transaction = database.transaction('books', 'readonly', {durability: 'relaxed'});
bookStore2 = transaction.objectStore('books');
return checkStoreContents(
testCase, bookStore2,
'The store should have the expected contents before any renaming').
then(() => database.close());
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
renamedBookStore = transaction.objectStore('books');
renamedBookStore.name = 'renamed_books';
assert_equals(
renamedBookStore.name, 'renamed_books',
'IDBObjectStore name should change immediately after a rename');
assert_array_equals(
database.objectStoreNames, ['renamed_books'],
'IDBDatabase.objectStoreNames should immediately reflect the ' +
'rename');
assert_array_equals(
transaction.objectStoreNames, ['renamed_books'],
'IDBTransaction.objectStoreNames should immediately reflect the ' +
'rename');
assert_equals(
transaction.objectStore('renamed_books'), renamedBookStore,
'IDBTransaction.objectStore should return the renamed object ' +
'store when queried using the new name immediately after the ' +
'rename');
assert_throws_dom(
'NotFoundError', () => transaction.objectStore('books'),
'IDBTransaction.objectStore should throw when queried using the ' +
"renamed object store's old name immediately after the rename");
})).then(database => {
assert_array_equals(
database.objectStoreNames, ['renamed_books'],
'IDBDatabase.objectStoreNames should still reflect the rename ' +
'after the versionchange transaction commits');
const transaction = database.transaction('renamed_books', 'readonly', {durability: 'relaxed'});
renamedBookStore2 = transaction.objectStore('renamed_books');
return checkStoreContents(
testCase, renamedBookStore2,
'Renaming an object store should not change its records').then(
() => database.close());
}).then(() => {
assert_equals(
bookStore.name, 'books',
'IDBObjectStore obtained before the rename transaction should ' +
'not reflect the rename');
assert_equals(
bookStore2.name, 'books',
'IDBObjectStore obtained before the rename transaction should ' +
'not reflect the rename');
assert_equals(
renamedBookStore.name, 'renamed_books',
'IDBObjectStore used in the rename transaction should keep ' +
'reflecting the new name after the transaction is committed');
assert_equals(
renamedBookStore2.name, 'renamed_books',
'IDBObjectStore obtained after the rename transaction should ' +
'reflect the new name');
});
}, 'IndexedDB object store rename in new transaction');
promise_test(testCase => {
let renamedBookStore = null, renamedBookStore2 = null;
return createDatabase(testCase, (database, transaction) => {
renamedBookStore = createBooksStore(testCase, database);
renamedBookStore.name = 'renamed_books';
assert_equals(
renamedBookStore.name, 'renamed_books',
'IDBObjectStore name should change immediately after a rename');
assert_array_equals(
database.objectStoreNames, ['renamed_books'],
'IDBDatabase.objectStoreNames should immediately reflect the ' +
'rename');
assert_array_equals(
transaction.objectStoreNames, ['renamed_books'],
'IDBTransaction.objectStoreNames should immediately reflect the ' +
'rename');
assert_equals(
transaction.objectStore('renamed_books'), renamedBookStore,
'IDBTransaction.objectStore should return the renamed object ' +
'store when queried using the new name immediately after the ' +
'rename');
assert_throws_dom(
'NotFoundError', () => transaction.objectStore('books'),
'IDBTransaction.objectStore should throw when queried using the ' +
"renamed object store's old name immediately after the rename");
}).then(database => {
assert_array_equals(
database.objectStoreNames, ['renamed_books'],
'IDBDatabase.objectStoreNames should still reflect the rename ' +
'after the versionchange transaction commits');
const transaction = database.transaction('renamed_books', 'readonly', {durability: 'relaxed'});
renamedBookStore2 = transaction.objectStore('renamed_books');
return checkStoreContents(
testCase, renamedBookStore2,
'Renaming an object store should not change its records').then(
() => database.close());
}).then(() => {
assert_equals(
renamedBookStore.name, 'renamed_books',
'IDBObjectStore used in the rename transaction should keep ' +
'reflecting the new name after the transaction is committed');
assert_equals(
renamedBookStore2.name, 'renamed_books',
'IDBObjectStore obtained after the rename transaction should ' +
'reflect the new name');
});
}, 'IndexedDB object store rename in the transaction where it is created');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
const transaction = database.transaction('books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('books');
return checkStoreIndexes(
testCase, store,
'The object store index should have the expected contens before ' +
'any renaming').then(
() => database.close());
}).then(() => renameBooksStore(testCase)
).then(database => {
const transaction = database.transaction('renamed_books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('renamed_books');
return checkStoreIndexes(
testCase, store,
'Renaming an object store should not change its indexes').then(
() => database.close());
});
}, 'IndexedDB object store rename covers index');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
const transaction = database.transaction('books', 'readwrite', {durability: 'relaxed'});
const store = transaction.objectStore('books');
return checkStoreGenerator(
testCase, store, 345679,
'The object store key generator should have the expected state ' +
'before any renaming').then(() => database.close());
}).then(() => renameBooksStore(testCase)
).then(database => {
const transaction = database.transaction('renamed_books', 'readwrite', {durability: 'relaxed'});
const store = transaction.objectStore('renamed_books');
return checkStoreGenerator(
testCase, store, 345680,
'Renaming an object store should not change the state of its key ' +
'generator').then(() => database.close());
});
}, 'IndexedDB object store rename covers key generator');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('books');
store.name = 'books';
assert_array_equals(
database.objectStoreNames, ['books'],
'Renaming a store to the same name should not change ' +
"the store's IDBDatabase.objectStoreNames");
})).then(database => {
assert_array_equals(
database.objectStoreNames, ['books'],
'Committing a transaction that renames a store to the same name ' +
"should not change the store's IDBDatabase.objectStoreNames");
const transaction = database.transaction('books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('books');
return checkStoreContents(
testCase, store,
'Committing a transaction that renames a store to the same name ' +
"should not change the store's contents").then(
() => database.close());
});
}, 'IndexedDB object store rename to the same name succeeds');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
createNotBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('books');
database.deleteObjectStore('not_books');
store.name = 'not_books';
assert_array_equals(
database.objectStoreNames, ['not_books'],
'IDBDatabase.objectStoreNames should immediately reflect the ' +
'rename');
})).then(database => {
assert_array_equals(
database.objectStoreNames, ['not_books'],
'IDBDatabase.objectStoreNames should still reflect the rename ' +
'after the versionchange transaction commits');
const transaction = database.transaction('not_books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('not_books');
return checkStoreContents(
testCase, store,
'Renaming an object store should not change its records').then(
() => database.close());
});
}, 'IndexedDB object store rename to the name of a deleted store succeeds');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
createNotBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const bookStore = transaction.objectStore('books');
const notBookStore = transaction.objectStore('not_books');
transaction.objectStore('books').name = 'tmp';
transaction.objectStore('not_books').name = 'books';
transaction.objectStore('tmp').name = 'not_books';
assert_array_equals(
database.objectStoreNames, ['books', 'not_books'],
'IDBDatabase.objectStoreNames should immediately reflect the swap');
assert_equals(
transaction.objectStore('books'), notBookStore,
'IDBTransaction.objectStore should return the original "books" ' +
'store when queried with "not_books" after the swap');
assert_equals(
transaction.objectStore('not_books'), bookStore,
'IDBTransaction.objectStore should return the original ' +
'"not_books" store when queried with "books" after the swap');
})).then(database => {
assert_array_equals(
database.objectStoreNames, ['books', 'not_books'],
'IDBDatabase.objectStoreNames should still reflect the swap ' +
'after the versionchange transaction commits');
const transaction = database.transaction('not_books', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('not_books');
assert_array_equals(
store.indexNames, ['by_author', 'by_title'],
'"not_books" index names should still reflect the swap after the ' +
'versionchange transaction commits');
return checkStoreContents(
testCase, store,
'Swapping two object stores should not change their records').then(
() => database.close());
});
}, 'IndexedDB object store swapping via renames succeeds');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('books');
store.name = 42;
assert_equals(store.name, '42',
'IDBObjectStore name should change immediately after a ' +
'rename to a number');
assert_array_equals(
database.objectStoreNames, ['42'],
'IDBDatabase.objectStoreNames should immediately reflect the ' +
'stringifying rename');
store.name = true;
assert_equals(store.name, 'true',
'IDBObjectStore name should change immediately after a ' +
'rename to a boolean');
store.name = {};
assert_equals(store.name, '[object Object]',
'IDBObjectStore name should change immediately after a ' +
'rename to an object');
store.name = () => null;
assert_equals(store.name, '() => null',
'IDBObjectStore name should change immediately after a ' +
'rename to a function');
store.name = undefined;
assert_equals(store.name, 'undefined',
'IDBObjectStore name should change immediately after a ' +
'rename to undefined');
})).then(database => {
assert_array_equals(
database.objectStoreNames, ['undefined'],
'IDBDatabase.objectStoreNames should reflect the last rename ' +
'after the versionchange transaction commits');
const transaction = database.transaction('undefined', 'readonly', {durability: 'relaxed'});
const store = transaction.objectStore('undefined');
return checkStoreContents(
testCase, store,
'Renaming an object store should not change its records').then(
() => database.close());
});
}, 'IndexedDB object store rename stringifies non-string names');
for (let escapedName of ['', '\\u0000', '\\uDC00\\uD800']) ((escapedName) => {
const name = JSON.parse('"' + escapedName + '"');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => migrateDatabase(testCase, 2, (database, transaction) => {
const store = transaction.objectStore('books');
store.name = name;
assert_equals(store.name, name,
'IDBObjectStore name should change immediately after the ' +
'rename');
assert_array_equals(
database.objectStoreNames, [name],
'IDBDatabase.objectStoreNames should immediately reflect the ' +
'rename');
})).then(database => {
assert_array_equals(
database.objectStoreNames, [name],
'IDBDatabase.objectStoreNames should reflect the rename ' +
'after the versionchange transaction commits');
const transaction = database.transaction(name, 'readonly');
const store = transaction.objectStore(name);
return checkStoreContents(
testCase, store,
'Renaming an object store should not change its records').then(
() => database.close());
});
}, 'IndexedDB object store can be renamed to "' + escapedName + '"');
})(escapedName);
</script>
|
