WPT
wpt / html / cross-origin-opener-policy / coop-coep-sandbox.https.html
Spec: https://html.spec.whatwg.org/multipage/origin.html#cross-origin-opener-policies ↗
Runs: Chrome 155.0.8040.0 (wpt@105b6a3a5, 2026-09-03) | Firefox 157.0a1 (wpt@9b4cabf6d, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-f436a (wpt@476394464, 2026-09-03) | Servo Servo 0.6 (wpt@7e3d005d7, 2026-09-03) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 4/4 | 4/4 | 4/4 | 3/4 | 3/4 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| <iframe sandbox="allow-popups allow-scripts allow-same-origin"> Sandboxed Cross-Origin-Opener-Policy popup should result in a network error | PASS | PASS | PASS | PASS | FAIL | — |
| <iframe sandbox="allow-popups allow-scripts"> Sandboxed Cross-Origin-Opener-Policy popup should result in a network error | PASS | PASS | PASS | PASS | PASS | — |
| <iframe sandbox="allow-popups allow-scripts allow-popups-to-escape-sandbox"> Sandboxed Cross-Origin-Opener-Policy popup should result in a network error | PASS | PASS | PASS | TIMEOUT | PASS | — |
| Iframe with sandbox and COOP must load. | PASS | PASS | PASS | PASS | PASS | — |