| <!DOCTYPE html> |
| <body> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| |
| promise_test(async t => { |
| let sandboxFlags = 'allow-scripts allow-same-origin'; |
| let w = window.open(`resources/attempt-portal-load.html?pipe=header(Content-Security-Policy,sandbox ${sandboxFlags})`); |
| await new Promise((resolve, reject) => w.addEventListener('load', resolve)); |
| let result = await Promise.race([ |
| w.portalLoaded.then(() => 'loaded'), |
| new Promise(resolve => t.step_timeout(() => resolve('timed out'), 5000))]); |
| assert_equals(result, 'timed out', 'expected portal not to load due to sandbox flags'); |
| }); |
| </script> |
| </body> |
