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index.html
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index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Test requests</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"
integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
</head>
<body>
<div class="container">
<div class="page-header">
<h1>Send test requests</h1>
</div>
<a id="ex1" href="#" class="js-ajax-requests">Example 1: Send 8 ajax requests</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex2" href="#" class="js-request-analytics">Example 2: Send ajax data + analytics + styles</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex3" href="#" class="js-request-analytics-domain">Example 3: Send ajax data + styles and analytics to other domain</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex4" href="#" class="js-fetch-xhr">Example 4: Fetch API + XHR</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex5" href="#" class="js-beacon-requests">Example 5: Send 6 ajax and 2 beacon requests</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex6" href="#" class="js-beacon-crossdomain">Example 6: Send 6 ajax and 6 beacon requests to other domain</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex7" href="#" class="js-beacon-limit">Example 7: sendBeacon limit 32kb</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex8" href="#" class="js-beacon-limit-2">Example 8: sendBeacon limit >= 64Kb</a>
<ol class="js-results"></ol>
<hr/>
<a id="ex9" href="#" class="js-fetch-beacon">Example 9: Fetch API + sendBeacon</a>
<ol class="js-results"></ol>
</div>
<script>
var REQUEST_STAT_URL = 'http://local.localhost/testpool/server.php';
var REQUEST_URL = './server.php';
var REQUEST_DATA = {};
function sendAjax(url, data) {
return new Promise(function(resolve, reject) {
var req = new XMLHttpRequest();
req.open('POST', url);
req.onload = function() {
if (req.readyState != 4) return;
if (req.status == 200) {
resolve(req.response);
} else {
reject(Error(req.statusText));
}
};
req.onerror = function() {
reject(Error("Network Error"));
};
req.send(data);
});
}
function bytesToSize(bytes) {
var sizes = ['Bytes', 'KB', 'MB', 'GB', 'TB'];
if (bytes == 0) return 'n/a';
var i = parseInt(Math.floor(Math.log(bytes) / Math.log(1024)));
if (i == 0) return bytes + ' ' + sizes[i];
return (bytes / Math.pow(1024, i)).toFixed(1) + ' ' + sizes[i];
}
function appendStylesheet(fileName) {
var head = document.head;
var link = document.createElement('link');
link.type = 'text/css';
link.rel = 'stylesheet';
link.href = fileName;
head.appendChild(link);
}
function logIt(startDate, requestId, $appendContainer) {
var endDate = new Date();
var text = 'Request #' + requestId + '. Execution time: ' + ((endDate - startDate) / 1000) + 's';
var $li = document.createElement('li');
$li.textContent = text;
$appendContainer.appendChild($li);
}
function domReady() {
document.querySelector('.js-ajax-requests').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
for (var i = 1; i <= 8; i++) {
(function (i) {
var startDate = new Date();
sendAjax(REQUEST_URL + '?t=' + Math.random()).then(function () {
logIt(startDate, i, $appendContainer);
});
})(i);
}
});
document.querySelector('.js-request-analytics').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
appendStylesheet(REQUEST_URL + '?m=styles' + '&t=' + Math.random());
for (var i = 1; i <= 6; i++) {
(function (i) {
var startDate = new Date();
if (i >= 2 && i <= 3) {
sendAjax(REQUEST_URL + '?r=' + i + '&m=analytics' + '&t=' + Math.random()).then(function(){
logIt(startDate, i, $appendContainer);
});
} else {
sendAjax(REQUEST_URL + '?r=' + i + '&m=request' + '&t=' + Math.random()).then(function () {
logIt(startDate, i, $appendContainer);
});
}
})(i);
}
});
document.querySelector('.js-request-analytics-domain').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
appendStylesheet(REQUEST_URL + '?m=styles' + '&t=' + Math.random());
for (var i = 1; i <= 6; i++) {
(function (i) {
var startDate = new Date();
if (i >= 2 && i <= 3) {
sendAjax(REQUEST_STAT_URL + '?r=' + i + '&m=analytics').then(function(){
logIt(startDate, i, $appendContainer);
});
} else {
sendAjax(REQUEST_URL + '?r=' + i + '&m=request' + '&t=' + Math.random()).then(function () {
logIt(startDate, i, $appendContainer);
});
}
})(i);
}
});
document.querySelector('.js-beacon-requests').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
for (var i = 1; i <= 8; i++) {
(function (i) {
var startDate = new Date();
if (i >= 4 && i < 6) {
navigator.sendBeacon(REQUEST_URL, JSON.stringify(REQUEST_DATA));
} else {
sendAjax(REQUEST_URL + '?t=' + Math.random()).then(function () {
logIt(startDate, i, $appendContainer);
});
}
})(i);
}
});
document.querySelector('.js-beacon-crossdomain').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
for (var i = 1; i <= 12; i++) {
(function (i) {
var startDate = new Date();
if (i >= 7) {
navigator.sendBeacon(REQUEST_STAT_URL, JSON.stringify(REQUEST_DATA));
} else {
sendAjax(REQUEST_URL, JSON.stringify(REQUEST_DATA)).then(function () {
logIt(startDate, i, $appendContainer);
});
}
})(i);
}
});
document.querySelector('.js-beacon-limit').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
var n = 65536;
var text;
for (var i = 1; i <= 4; i++) {
var sendData = new Array(Math.round(n / 2)).join('X');
if (navigator.sendBeacon(REQUEST_URL, sendData)) {
text = 'Request #' + i + '. Completed. Length: ' + bytesToSize(sendData.length);
} else {
text = 'Request #' + i + '. Failed. Length: ' + bytesToSize(sendData.length);
}
var $li = document.createElement('li');
$li.textContent = text;
$appendContainer.appendChild($li);
}
var $div = document.createElement('li');
$div.textContent = 'Waiting 5 seconds';
$appendContainer.appendChild($div);
setTimeout(function(){
var sendData = new Array(n + 1).join('X');
if (navigator.sendBeacon(REQUEST_URL, sendData)) {
text = 'Request #' + i + '. Completed. Length: ' + bytesToSize(sendData.length);
} else {
text = 'Request #' + i + '. Failed. Length: ' + bytesToSize(sendData.length);
}
var $li = document.createElement('li');
$li.textContent = text;
$appendContainer.appendChild($li);
}, 5000);
});
document.querySelector('.js-beacon-limit-2').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
var n = 65536;
var text;
for (var i = 1; i <= 3; i++) {
var sendData = new Array(Math.round(n * (i+1))).join('X');
if (navigator.sendBeacon(REQUEST_URL, sendData)) {
text = 'Request #' + i + '. Completed. Length: ' + bytesToSize(sendData.length);
} else {
text = 'Request #' + i + '. Failed. Length: ' + bytesToSize(sendData.length);
}
var $li = document.createElement('li');
$li.textContent = text;
$appendContainer.appendChild($li);
}
var $div = document.createElement('li');
$div.textContent = 'Waiting 3 seconds';
$appendContainer.appendChild($div);
setTimeout(function(){
var sendData = new Array(n + 1).join('X');
for (var i = 7; i <= 10; i++) {
if (i === 8) {
sendData = new Array(n + 1).join('X');
} else {
sendData = new Array(Math.round(n * (i+1))).join('X');
}
if (navigator.sendBeacon(REQUEST_URL, sendData)) {
text = 'Request #' + i + '. Completed. Length: ' + bytesToSize(sendData.length);
} else {
text = 'Request #' + i + '. Failed. Length: ' + bytesToSize(sendData.length);
}
var $li = document.createElement('li');
$li.textContent = text;
$appendContainer.appendChild($li);
}
}, 3000);
});
document.querySelector('.js-fetch-beacon').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
for (var i = 1; i <= 12; i++) {
(function (i) {
var startDate = new Date();
if (i >= 4 && i < 10) {
navigator.sendBeacon(REQUEST_URL, JSON.stringify(REQUEST_DATA));
} else {
fetch(REQUEST_URL + '?t=' + Math.random(), {
method: 'POST'
}).then(function () {
logIt(startDate, i, $appendContainer);
});
}
})(i);
}
});
document.querySelector('.js-fetch-xhr').addEventListener('click', function (e) {
e.preventDefault();
var $appendContainer = e.currentTarget.nextElementSibling;
for (var i = 1; i <= 12; i++) {
(function (i) {
var startDate = new Date();
if (i >= 4 && i < 10) {
sendAjax(REQUEST_URL, JSON.stringify(REQUEST_DATA)).then(function () {
logIt(startDate, i, $appendContainer);
});
} else {
fetch(REQUEST_URL + '?t=' + Math.random(), {
method: 'POST'
}).then(function () {
logIt(startDate, i, $appendContainer);
});
}
})(i);
}
});
}
window.onbeforeunload = function () {
navigator.sendBeacon(REQUEST_URL + '?t=1', JSON.stringify(REQUEST_DATA));
//fetch(REQUEST_URL + '?t=1', {body: JSON.stringify(REQUEST_DATA)});
};
document.addEventListener("DOMContentLoaded", domReady);
</script>
</body>
</html>