src/third_party/WebKit/LayoutTests/imported/web-platform-tests/IndexedDB/idbcursor_advance_objectstore2.htm

   1 <!DOCTYPE html>
   2 <meta charset="utf-8">
   3 <title>IDBCursor.advance() - object store - throw TypeError</title>
   4 <link rel="author" title="Intel" href="http://www.intel.com">
   5 <link rel="help" href="https://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBCursor-advance-void-unsigned-long-count">
   6 <script src="../../../resources/testharness.js"></script>
   7 <script src="../../../resources/testharnessreport.js"></script>
   8 <script src="support.js"></script>
   9 <div id="log"></div>
  10 <script>
  11     var db,
  12         t = async_test(),
  13         records = [{ pKey: "primaryKey_0"},
  14                    { pKey: "primaryKey_1"}];
  15
  16     var open_rq = createdb(t);
  17     open_rq.onupgradeneeded = function (event) {
  18         db = event.target.result;
  19         var objStore = db.createObjectStore("store", {keyPath:"pKey"});
  20         for (var i = 0; i < records.length; i++) {
  21             objStore.add(records[i]);
  22         }
  23     }
  24
  25     open_rq.onsuccess = function (event) {
  26         var txn = db.transaction("store", "readwrite");
  27         var rq = txn.objectStore("store").openCursor();
  28         rq.onsuccess = t.step_func(function(event) {
  29             var cursor = event.target.result;
  30             assert_true(cursor instanceof IDBCursor);
  31
  32             assert_throws(new TypeError(), function() {
  33                 cursor.advance(0);
  34             }, "Calling advance() with count argument 0 should throw TypeError.");
  35
  36             t.done();
  37         });
  38     }
  39 </script>
  40