src/third_party/web_platform_tests/IndexedDB/idbindex_count4.htm - cobalt - Git at Google

 <!DOCTYPE html>
 <meta charset="utf-8">
 <title>IDBIndex.count() - throw DataError when using invalid key</title>
 <link rel="author" title="Intel" href="http://www.intel.com">
 <link rel="help" href="https://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBIndex-count-IDBRequest-any-key">
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <script src="support.js"></script>
 <div id="log"></div>
 <script>
     var db, t = async_test();

     var open_rq = createdb(t);

     open_rq.onupgradeneeded = function(e) {
         db = e.target.result;
         var store = db.createObjectStore("store", { autoIncrement: true });
         store.createIndex("index", "indexedProperty");

         for(var i = 0; i < 10; i++) {
             store.add({ indexedProperty: "data" + i });
         }
     }

     open_rq.onsuccess = function(e) {
         var index = db.transaction("store")
                       .objectStore("store")
                       .index("index");

         assert_throws("DataError", function() {
             index.count(NaN);
         });

         t.done();
     }
 </script>
	<!DOCTYPE html>
	<meta charset="utf-8">
	<title>IDBIndex.count() - throw DataError when using invalid key</title>
	<link rel="author" title="Intel" href="http://www.intel.com">
	<link rel="help" href="https://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBIndex-count-IDBRequest-any-key">
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<script src="support.js"></script>
	<div id="log"></div>
	<script>
	var db, t = async_test();

	var open_rq = createdb(t);

	open_rq.onupgradeneeded = function(e) {
	db = e.target.result;
	var store = db.createObjectStore("store", { autoIncrement: true });
	store.createIndex("index", "indexedProperty");

	for(var i = 0; i < 10; i++) {
	store.add({ indexedProperty: "data" + i });
	}
	}

	open_rq.onsuccess = function(e) {
	var index = db.transaction("store")
	.objectStore("store")
	.index("index");

	assert_throws("DataError", function() {
	index.count(NaN);
	});

	t.done();
	}
	</script>