Jelly Bean MR2  |  4.3_r1
Html程序  |  111行  |  2.94 KB 

<html>
<head>
<link rel="stylesheet" href="../../fast/js/resources/js-test-style.css">
<script src="../../fast/js/resources/js-test-pre.js"></script>
<script src="../../fast/js/resources/js-test-post-function.js"></script>
<script src="resources/shared.js"></script>
</head>
<body>
<p id="description"></p>
<div id="console"></div>
<script>

description("Test IndexedDB's webkitIDBObjectStore.deleteObjectStore().");
if (window.layoutTestController) 
    layoutTestController.waitUntilDone();

function test()
{
    request = evalAndLog("webkitIndexedDB.open('objectstore-removeobjectstore')");
    request.onsuccess = startSetVersion;
    request.onerror = unexpectedErrorCallback;
}

function startSetVersion()
{
    db = evalAndLog("db = event.target.result");

    request = evalAndLog("db.setVersion('new version')");
    request.onsuccess = deleteExisting;
    request.onerror = unexpectedErrorCallback;
}

function deleteExisting()
{
    window.trans = evalAndLog("trans = event.target.result");
    shouldBeTrue("trans !== null");

    deleteAllObjectStores(db);

    store = evalAndLog("store = db.createObjectStore('storeName', null)");

    window.index = evalAndLog("store.createIndex('indexName', '')");
    shouldBeTrue("store.indexNames.contains('indexName')");

    request = evalAndLog("store.add('value', 'key')");
    request.onsuccess = getValue;
    request.onerror = unexpectedErrorCallback;
}

function getValue()
{
    transaction = evalAndLog("db.transaction({mode: webkitIDBTransaction.READ_WRITE})");
    transaction.onabort = unexpectedErrorCallback;
    var store = evalAndLog("store = transaction.objectStore('storeName')");

    request = evalAndLog("store.get('key')");
    request.onsuccess = addIndex;
    request.onerror = unexpectedErrorCallback;
}

function addIndex()
{
    shouldBeEqualToString("event.target.result", "value");

    request = evalAndLog("db.setVersion('new version')");
    request.onsuccess = deleteObjectStore;
    request.onerror = unexpectedErrorCallback;
}

function deleteObjectStore()
{
    window.trans = evalAndLog("trans = event.target.result");
    shouldBeTrue("trans !== null");
    trans.onabort = unexpectedAbortCallback;

    evalAndLog("db.deleteObjectStore('storeName')");
    createObjectStoreAgain();
}

function createObjectStoreAgain()
{
    evalAndLog("db.createObjectStore('storeName', null)");
    getValueAgain();
}

function getValueAgain()
{
    transaction = evalAndLog("db.transaction({mode: webkitIDBTransaction.READ_WRITE})");
    transaction.onabort = unexpectedErrorCallback;
    var store = evalAndLog("store = transaction.objectStore('storeName')");

    request = evalAndLog("store.get('key')");
    request.onsuccess = verifyNotFound;
    request.onerror = unexpectedErrorCallback;
}

function verifyNotFound()
{
    shouldBe("event.target.result", "undefined");
    shouldBeFalse("event.target.source.indexNames.contains('indexName')");

    done();
}

test();

var successfullyParsed = true;
</script>
</body>
</html>