third_party/web_platform_tests/webstorage/missing_arguments.html

<!DOCTYPE HTML>
<html>
 <head>
  <title>WebStorage Test: missing arguments</title>
  <script src="/resources/testharness.js"></script>
  <script src="/resources/testharnessreport.js"></script>
 </head>
 <body>
    <h1>missing_arguments</h1>
    <div id="log"></div>
    <script>
        var tests = [
            function() { localStorage.key(); },
            function() { localStorage.getItem(); },
            function() { localStorage.setItem(); },
            function() { localStorage.setItem("a"); },
            function() { localStorage.removeItem(); },
            function() { sessionStorage.key(); },
            function() { sessionStorage.getItem(); },
            function() { sessionStorage.setItem(); },
            function() { sessionStorage.setItem("a"); },
            function() { sessionStorage.removeItem(); },
            function() { new StorageEvent(); }
        ];
        tests.forEach(function(fun) {
            test(function() {
                assert_throws(new TypeError(), fun);
            }, "Should throw TypeError for " + format_value(fun) + ".");
        });
    </script>
 </body>
</html>