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<!DOCTYPE html>
<title>IDBCursor.update() - objectstore - modify a record in the object store </title>
<link rel="author" title="Microsoft" href="http://www.microsoft.com">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="support.js"></script>
<script>
var db,
t = async_test(),
records = [ { pKey: "primaryKey_0" },
{ pKey: "primaryKey_1" } ];
var open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
var objStore = db.createObjectStore("test", { keyPath: "pKey" });
for (var i = 0; i < records.length; i++)
objStore.add(records[i]);
// XXX: Gecko doesn't like this
//e.target.transaction.oncomplete = t.step_func(CursorUpdateRecord);
};
open_rq.onsuccess = CursorUpdateRecord;
function CursorUpdateRecord(e) {
var txn = db.transaction("test", "readwrite"),
cursor_rq = txn.objectStore("test")
.openCursor();
cursor_rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
cursor.value.data = "New information!";
cursor.update(cursor.value);
});
txn.oncomplete = t.step_func(VerifyRecordWasUpdated);
}
function VerifyRecordWasUpdated(e) {
var cursor_rq = db.transaction("test")
.objectStore("test")
.openCursor();
cursor_rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_equals(cursor.value.data, "New information!");
t.done();
});
}
</script>
<div id="log"></div>
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