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<!DOCTYPE html>
<title>IDBCursor.delete() - object store - remove a record from 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="resources/support.js"></script>
<script>
var db,
count = 0,
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]);
};
open_rq.onsuccess = t.step_func(CursorDeleteRecord);
function CursorDeleteRecord(e) {
var txn = db.transaction("test", "readwrite", {durability: 'relaxed'}),
cursor_rq = txn.objectStore("test").openCursor();
cursor_rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_true(cursor != null, "cursor exist");
cursor.delete();
});
txn.oncomplete = t.step_func(VerifyRecordWasDeleted);
}
function VerifyRecordWasDeleted(e) {
var cursor_rq = db.transaction("test", "readonly", {durability: 'relaxed'})
.objectStore("test")
.openCursor();
cursor_rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
if (!cursor) {
assert_equals(count, 1, 'count');
t.done();
}
assert_equals(cursor.value.pKey, records[1].pKey);
count++;
cursor.continue();
});
}
</script>
<div id="log"></div>
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