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| 1 <!DOCTYPE html> |
| 2 <meta charset="utf-8"> |
| 3 <title>IDBCursor.advance() - index - 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.ht
ml#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", iKey: "indexKey_0" }, |
| 14 { pKey: "primaryKey_1", iKey: "indexKey_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 objStore.createIndex("index", "iKey"); |
| 21 for (var i = 0; i < records.length; i++) { |
| 22 objStore.add(records[i]); |
| 23 } |
| 24 var rq = objStore.index("index").openCursor(); |
| 25 rq.onsuccess = t.step_func(function(event) { |
| 26 var cursor = event.target.result; |
| 27 assert_true(cursor instanceof IDBCursor); |
| 28 |
| 29 assert_throws(new TypeError(), function() { |
| 30 cursor.advance(0); |
| 31 }, "Calling advance() with count argument 0 should throw TypeError."
); |
| 32 |
| 33 t.done(); |
| 34 }); |
| 35 } |
| 36 </script> |
| 37 |
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