4 <script src="/js-test-resources/js-test.js"></script>
9 window.jsTestIsAsync = true;
10 description('Tests that XHR respects "Cache-Control" header.');
12 function makeXHR(url, headers)
14 return new Promise(function(resolve, reject) {
15 var xhr = new XMLHttpRequest();
17 for (var i = 0; i < headers.length; ++i) {
18 xhr.setRequestHeader(headers[i].name, headers[i].value);
20 xhr.onreadystatechange = function() {
21 if (xhr.readyState === xhr.DONE) {
22 if (xhr.status === 200) {
23 resolve(xhr.responseText);
34 var withCacheControl = 'resources/echo-random.php';
35 var cacheControl = [{name: 'Cache-Control', value: 'no-cache'}];
36 Promise.all([makeXHR(withCacheControl, cacheControl), makeXHR(withCacheControl, cacheControl)]).then(function(res1, res2) {
38 // This is a bit flaky, because two different requests can accidentaly
39 // result in the same response.
40 testFailed("MemoryCache seems to be used.");
42 testPassed("MemoryCache is not used.");
46 testFailed('rejected');