datasource/tests/datasource-perf.html

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>DataSource Tests</title>
<script type="text/javascript" src="/build/yui/yui.js"></script>
</head>

<body class="yui3-skin-sam">
<h1>DataSource Performance Tests</h1>
<p><select id="testSelector"></select> <input type="button" value="Run Test" id="btnRun" disabled=true></p>

<script type="text/javascript">
(function() {
    YUI({
        filter: (window.location.search.match(/[?&]filter=([^&]+)/) || [])[1] || 'min',
        allowRollup: false,
        useBrowserConsole: false
    }).use("console", "profiler", "dump", "datasource", function(Y) {

        // Set up the page
        var BTNRUN = Y.one("#btnRun"),
            myConsole = new Y.Console().render();


        BTNRUN.set("disabled", false);
        Y.on("click", function(e){
            Y.example.Perf.run();
        }, BTNRUN);

        Y.namespace("example").Perf = function() {
            var selectNode = Y.one("#testSelector"),
                allTests = [];

            return {
                init: function() {
                    this.register("Test DataSource.Local", function() {
                        var ds = new Y.DataSource.Local({
                            source: ["a","b","c","d"]
                            }),
                            callback = {
                                success: function(o) {},
                                failure: function(e) {}
                            },
                            i=0;

                        while(i++<100) {
                            ds.sendRequest(null, callback);
                        }
                    });

                },

                register: function(testName, testFn) {
                    var index = allTests.length;
                    allTests[index] = testFn;

                    var optionEl = document.createElement("option");
                    optionEl.innerHTML = "Test " + index + ": " + testName;
                    selectNode.appendChild(optionEl);
                },

                run: function() {
                    var whichTest = selectNode.get("selectedIndex");
                    Y.log("Starting Test " + whichTest, "info", "perf");
                    allTests[whichTest].apply(this);
                    Y.log("Test " + whichTest + " completed", "info", "perf");
                }
            }
        }();

        Y.example.Perf.init();
    });
})();
</script>
</body>
</html>