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<!DOCTYPE html>
<meta charset=utf-8>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="early-hints-helpers.sub.js"></script>
<body>
<script>
async function fetchModuleScript(url) {
return new Promise((resolve, reject) => {
const el = document.createElement("script");
el.src = url;
el.type = "module";
el.onload = resolve;
el.onerror = _ => reject(new Error("Failed to fetch resource: " + url));
document.body.appendChild(el);
});
}
promise_test(async (t) => {
const params = new URLSearchParams(window.location.search);
const resource_url = params.get("resource-url");
await fetchModuleScript(resource_url);
assert_true(isPreloadedByEarlyHints(resource_url));
}, "Modulepreload in an early hints.");
</script>
</body>
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