<!DOCTYPE html>
<meta charset="utf-8">
<title>Tests Stale While Revalidate is not executed for fetch API</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/utils.js"></script>
<script>
const verify_headers = (header_list, response, verification_func) => {
header_list.forEach(header => {
const value = response.headers.get(header+"-received");
if(value) {
verification_func(value);
}
});
};
promise_test(async (test) => {
const request_token = token();
const string_list_client_hint_headers = [
"sec-ch-ua",
];
const string_client_hint_headers = [
"sec-ch-ua-arch",
"sec-ch-ua-platform",
"sec-ch-ua-platform-version",
"sec-ch-ua-model",
"sec-ch-ua-full-version",
"sec-ch-prefers-color-scheme",
"sec-ch-prefers-reduced-motion",
"sec-ch-ua-full-version-list",
"sec-ch-ua-wow64",
"sec-ch-prefers-reduced-transparency",
];
const boolean_client_hint_headers = [
"sec-ch-mobile",
];
const response = await fetch("resources/echo-ua-client-hints-received.py");
verify_headers(string_client_hint_headers, response, value => {
if(value) {
// Check that the hints have quotes
// TODO(yoav): this doesn't account for parameters. Need an SH parser, that verifies no parameters are present.
assert_equals(value.slice(0,1), "\"");
assert_equals(value.slice(-1), "\"");
}
});
verify_headers(string_list_client_hint_headers, response, value => {
// Check that the hints have quotes
// TODO(yoav): this doesn't account for list parsing or parameters. Need an SH parser, that verifies this is a list of strings with a "v" parameter present in at least one value.
assert_false((typeof value) == "undefined");
assert_equals(value.slice(0,1), "\"");
assert_equals(value.slice(-1), "\"");
});
verify_headers(boolean_client_hint_headers, response, value => {
if(value) {
// Check that the value is a valid boolean
assert_false((typeof value) == "undefined");
assert_equals(value.slice(0,1), "?");
const num = value.slice(-1);
assert_true(num == "0" || num == "1");
}
});
}, 'User agent client hint header values are surrounded by quotes');
</script>