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conformance · v149

v149 · permissions-policy-focus-without-user-activation — conformance probe

5 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://html.spec.whatwg.org/#focus-without-user-activation-feature chromestatus: #5179186249465856 generated 2026-06-01T08:03:56Z by conformance-author-v1-subagent
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pass
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blocked
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id contract kind verdict detail
iframe-allow-attribute HTMLIFrameElement exposes an `allow` attribute, the surface that carries permissions-policy directives like focus-without-user-activation. script
permissions-policy-header-via-document-policy Document exposes a featurePolicy or permissionsPolicy object so frames can introspect declared policies. script
focus-method-is-function HTMLElement.prototype.focus exists; the policy gates programmatic focus calls, so the API surface itself remains in place. typeof
autofocus-attribute-reflects The autofocus attribute is reflected on HTMLElement and is one of the surfaces this policy governs in subframes. script
permissions-policy-supports-introspection If a Permissions Policy interface is present, allowsFeature exists and is callable for policy introspection. script