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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>HTTP Cache - Heuristic Freshness</title>
<meta name="help" href="https://fetch.spec.whatwg.org/#request">
<meta name="timeout" content="long">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="http-cache.js"></script>
</head>
<body>
<script>
var tests = [
{
name: "HTTP cache reuses an unknown response with Last-Modified based upon heuristic freshness when Cache-Control: public is present",
requests: [
{
response_status: [299, "Whatever"],
response_headers: [
["Last-Modified", (-3 * 100)],
["Cache-Control", "public"]
],
},
{
expected_type: "cached",
response_status: [299, "Whatever"]
}
]
},
{
name: "HTTP cache does not reuse an unknown response with Last-Modified based upon heuristic freshness when Cache-Control: public is not present",
requests: [
{
response_status: [299, "Whatever"],
response_headers: [
["Last-Modified", (-3 * 100)]
],
},
{
expected_type: "not_cached"
}
]
}
];
function check_status(status) {
var succeed = status[0];
var code = status[1];
var phrase = status[2];
var body = status[3];
if (body === undefined) {
body = http_content(code);
}
var expected_type = "not_cached";
var desired = "does not use"
if (succeed === true) {
expected_type = "cached";
desired = "reuses";
}
tests.push(
{
name: "HTTP cache " + desired + " a " + code + " " + phrase + " response with Last-Modified based upon heuristic freshness",
requests: [
{
response_status: [code, phrase],
response_headers: [
["Last-Modified", (-3 * 100)]
],
response_body: body
},
{
expected_type: expected_type,
response_status: [code, phrase],
response_body: body
}
]
}
)
}
[
[true, 200, "OK"],
[true, 203, "Non-Authoritative Information"],
[true, 204, "No Content", ""],
[true, 404, "Not Found"],
[true, 405, "Method Not Allowed"],
[true, 410, "Gone"],
[true, 414, "URI Too Long"],
[true, 501, "Not Implemented"]
].forEach(check_status);
[
[false, 201, "Created"],
[false, 202, "Accepted"],
[false, 403, "Forbidden"],
[false, 502, "Bad Gateway"],
[false, 503, "Service Unavailable"],
[false, 504, "Gateway Timeout"],
].forEach(check_status);
run_tests(tests);
</script>
</body>
</html>
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