2014-04-17 16:50:51 +00:00
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<!DOCTYPE HTML>
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<html>
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<head>
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<meta charset="utf-8" />
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</head>
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<body>
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<progress id="progress" value=0></progress>
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<div id="output"></div>
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<div id="stderr"></div>
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</body>
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<script src="../dist/filer.js"></script>
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<script type="text/javascript" src="https://rawgithub.com/tmcw/simple-statistics/master/src/simple_statistics.js"></script>
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<script type="text/javascript" src="http://mbostock.github.com/d3/d3.js"></script>
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<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
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<script src="../lib/require.js"></script>
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<script>
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require.config({
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baseUrl: "../lib",
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paths: {
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"src": "../src",
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"tests": "../tests",
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"Filer": "../src/index",
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"util": "../tests/lib/test-utils"
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}
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});
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function nextTick(cb) {
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setTimeout(cb, 0);
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}
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function parse_query() {
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var query = window.location.search.substring(1);
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var parsed = {};
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query.split('&').forEach(function(pair) {
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pair = pair.split('=');
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var key = decodeURIComponent(pair[0]);
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var value = decodeURIComponent(pair[1]);
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parsed[key] = value;
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});
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return parsed;
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}
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require(["Filer", "util"], function(Filer, util) {
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function time(test, cb) {
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var start = performance.now();
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function done() {
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var end = performance.now();
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cb(end - start);
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}
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test(done);
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}
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2014-04-17 17:05:05 +00:00
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var random_data = new Uint8Array(1024); // 1kB buffer
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var read_buffer = new Uint8Array(1024);
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2014-04-17 16:50:51 +00:00
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function run(iter) {
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iter = (undefined == iter) ? 0 : iter;
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function before() {
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util.setup(function() {
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nextTick(during);
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});
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}
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function during() {
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var fs = util.fs();
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window.crypto.getRandomValues(random_data);
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time(function(done) {
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fs.mkdir('/tmp', function(err) {
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fs.stat('/tmp', function(err, stats) {
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fs.open('/tmp/test', 'w', function(err, fd) {
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fs.write(fd, random_data, null, null, null, function(err, nbytes) {
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fs.close(fd, function(err) {
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fs.stat('/tmp/test', function(err, stats) {
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fs.open('/tmp/test', 'r', function(err, fd) {
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fs.read(fd, read_buffer, null, null, null, function(err, nbytes) {
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fs.close(fd, function(err) {
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fs.unlink('/tmp/test', function(err) {
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done();
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});});});});});});});});});});
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}, after);
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}
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function after(dt) {
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util.cleanup(complete.bind(null, iter, dt));
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}
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before();
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}
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var results = [];
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function complete(iter, result) {
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results.push(result);
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if(++iter < iterations) {
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nextTick(run.bind(null, iter));
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} else {
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do_stats();
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}
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progress.value = iter;
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}
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function do_stats() {
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var output = document.getElementById("output");
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var stats = {
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mean: ss.mean(results) + " ms",
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min: ss.min(results),
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max: ss.max(results),
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med_abs_dev: ss.median_absolute_deviation(results),
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};
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var t = document.createElement("table");
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var tbody = document.createElement("tbody");
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var keys = Object.keys(stats);
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keys.forEach(function(key) {
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var row = document.createElement("tr");
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var key_cell = document.createElement("td");
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var key_cell_text = document.createTextNode(key);
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key_cell.appendChild(key_cell_text);
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row.appendChild(key_cell);
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var val_cell = document.createElement("td");
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var val_cell_text = document.createTextNode(stats[key]);
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val_cell.appendChild(val_cell_text);
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row.appendChild(val_cell);
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tbody.appendChild(row);
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});
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t.appendChild(tbody);
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output.appendChild(t);
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}
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var query = parse_query();
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var iterations = query.iterations || 10;
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var progress = document.getElementById("progress");
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progress.max = iterations;
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run();
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});
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</script>
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</html>
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