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import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

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Roy Tam 2018-01-19 03:59:58 +08:00
commit dcd9973243
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testing/web-platform/tests/IndexedDB/idbcursor_delete_index.htm Normal file
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<!DOCTYPE html>
<title>IDBCursor.delete() - index - 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="support.js"></script>
<script>
var db,
count = 0,
t = async_test(),
records = [ { pKey: "primaryKey_0", iKey: "indexKey_0" },
{ pKey: "primaryKey_1", iKey: "indexKey_1" } ];
var open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
var objStore = db.createObjectStore("test", { keyPath: "pKey" });
objStore.createIndex("index", "iKey");
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"),
cursor_rq = txn.objectStore("test")
.index("index")
.openCursor();
cursor_rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_true(cursor instanceof IDBCursor, "cursor exist");
cursor.delete();
});
txn.oncomplete = t.step_func(VerifyRecordWasDeleted);
}
function VerifyRecordWasDeleted(e) {
var cursor_rq = db.transaction("test")
.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);
assert_equals(cursor.value.iKey, records[1].iKey);
cursor.continue();
count++;
});
}
</script>
<div id="log"></div>