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<!doctype html>
<html>
<head>
<script src="/js-test-resources/js-test.js"></script>
</head>
<body>
<script>
window.jsTestIsAsync = true;
description('Tests that XHR respects "Cache-Control" header.');
function makeXHR(url, headers)
{
return new Promise(function(resolve, reject) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url);
for (var i = 0; i < headers.length; ++i) {
xhr.setRequestHeader(headers[i].name, headers[i].value);
}
xhr.onreadystatechange = function() {
if (xhr.readyState === xhr.DONE) {
if (xhr.status === 200) {
resolve(xhr.responseText);
} else {
reject(xhr.status);
}
}
}
xhr.onerror = reject;
xhr.send();
});
}
var withCacheControl = 'resources/echo-random.php';
var cacheControl = [{name: 'Cache-Control', value: 'no-cache'}];
Promise.all([makeXHR(withCacheControl, cacheControl), makeXHR(withCacheControl, cacheControl)]).then(function(res1, res2) {
if (res1 === res2) {
// This is a bit flaky, because two different requests can accidentaly
// result in the same response.
testFailed("MemoryCache seems to be used.");
} else {
testPassed("MemoryCache is not used.");
}
finishJSTest();
}, function() {
testFailed('rejected');
finishJSTest();
});
</script>
</body>
</html>
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