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<!doctype html>
<meta charset="utf8">
<title>IndexedDB: aborting transactions reverts an object store's key generator state</title>
<link rel="help" href="https://w3c.github.io/IndexedDB/#abort-transaction">
<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';
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
database.close();
}).then(() => {
return new Promise((resolve, reject) => {
const request = indexedDB.open(databaseName(testCase), 2);
request.onupgradeneeded = testCase.step_func(event => {
const database = event.target.result;
const transaction = event.target.transaction;
const store = transaction.objectStore('books');
const request2 = store.put(
{ title: 'Bedrock Nights II', author: 'Barney' });
request2.onerror = testCase.unreached_func(
'IDBObjectStore.put() should not receive an error request');
request2.onsuccess = testCase.step_func(event => {
assert_equals(
event.target.result, 345679,
"The key generator's current number should be set by " +
'the last put operation in the database creation ' +
'transaction');
request.onerror = event => {
event.preventDefault();
resolve(event);
};
request.onsuccess = () => reject(new Error(
'indexedDB.open should not succeed after the ' +
'versionchange transaction is aborted'));
transaction.abort();
});
});
request.onerror = event => reject(event.target.error);
request.onsuccess = () => reject(new Error(
'indexedDB.open should not succeed without creating a ' +
'versionchange transaction'));
});
}).then(() => {
return openDatabase(testCase, 1);
}).then(database => {
const transaction = database.transaction(['books'], 'readwrite');
const store = transaction.objectStore('books');
return checkStoreGenerator(
testCase, store, 345679,
"The key generator's current number should be reverted after the " +
'transaction modifying it is aborted').then(() => database.close());
});
}, 'The current number of a key generator is reverted when a versionchange ' +
'transaction aborts');
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
createBooksStore(testCase, database);
}).then(database => {
return new Promise((resolve, reject) => {
const transaction = database.transaction(['books'], 'readwrite');
const store = transaction.objectStore('books');
const request = store.put(
{ title: 'Bedrock Nights II', author: 'Barney' });
request.onerror = testCase.unreached_func(
'IDBObjectStore.put() should not receive an error request');
request.onsuccess = testCase.step_func(event => {
assert_equals(
event.target.result, 345679,
"The key generator's current number should be set by the " +
'last put operation in the database creation transaction');
transaction.onabort = event => {
event.preventDefault();
resolve(event);
}
transaction.abort();
});
transaction.onabort = () => reject(new Error(
'The aborted readwrite transaction should not receive an ' +
'abort event before IDBTransaction.abort() is called'));
transaction.oncomplete = () => reject(new Error(
'The aborted readwrite transaction should not receive a ' +
'completed event'));
transaction.onerror = () => reject(new Error(
'The aborted readwrite transaction should not receive an ' +
'error event'));
}).then(() => database);
}).then(database => {
const transaction = database.transaction(['books'], 'readwrite');
const store = transaction.objectStore('books');
return checkStoreGenerator(
testCase, store, 345679,
"The key generator's current number should be reverted after the " +
'transaction modifying it is aborted').then(() => database.close());
});
}, 'The current number of a key generator is reverted when a readwrite ' +
'transaction aborts');
</script>
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