| <!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> |
| promise_test(async (t) => { |
| const params = new URLSearchParams(window.location.search); |
| const resource_url = params.get("resource-url"); |
| await fetchScript(resource_url); |
| |
| // Check the resource's connect timing. |
| const entries = performance.getEntriesByName(resource_url); |
| assert_equals(entries.length, 1); |
| const connect_start = entries[0].connectStart; |
| const connect_end = entries[0].connectEnd; |
| assert_equals(connect_start, connect_end, |
| "Connection establishment should not take time for a resource from a preconnected origin."); |
| }, "Preconnect in early hints."); |
| </script> |
| </body> |
