| <!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="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"), |
| 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") |
| .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> |
