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Test Info: Warnings
- This test has a WPT meta file that expects 22 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /fetch/metadata/preload.https.sub.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta name="timeout" content="long">
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/fetch/metadata/resources/helper.js></script>
<script src=/common/utils.js></script>
<body></body>
<script>
test(t => {
assert_true(document.createElement('link').relList.supports('preload'));
}, "Browser supports preload.");
function create_test(host, as, expected) {
async_test(t => {
let nonce = token();
let key = as + nonce;
let e = document.createElement('link');
e.rel = "preload";
e.setAttribute("crossorigin", "crossorigin");
if (as !== undefined) {
e.setAttribute("as", as);
}
e.onload = e.onerror = t.step_func(e => {
fetch("/fetch/metadata/resources/record-header.py?retrieve=true&file=" + key)
.then(t.step_func(response => response.text()))
.then(t.step_func_done(text => assert_header_equals(text, expected, `preload ${as} ${host}`)))
.catch(t.unreached_func());
});
document.head.appendChild(e);
}
let as_tests = [
[ "fetch", "empty" ],
[ "font", "font" ],
[ "image", "image" ],
[ "script", "script" ],
[ "style", "style" ],
[ "track", "track" ],
];
as_tests.forEach(item => {
create_test("{{host}}:{{ports[https][0]}}", item[0], {"site":"same-origin", "user":"", "mode": "cors", "dest": item[1]});
create_test("{{hosts[][www]}}:{{ports[https][0]}}", item[0], {"site":"same-site", "user":"", "mode": "cors", "dest": item[1]});
create_test("{{hosts[alt][www]}}:{{ports[https][0]}}", item[0], {"site":"cross-site", "user":"", "mode": "cors", "dest": item[1]});
});
</script>