<!DOCTYPE html> <body> <script src=/resources/testharness.js></script> <script src=/resources/testharnessreport.js></script> <script src=/feature-policy/resources/featurepolicy.js></script> <!-- Feature-Policy: fullscreen 'self'; --> <script> 'use strict'; var same_origin = 'https://{{domains[]}}:{{ports[https][0]}}'; var cross_origin = 'https://{{domains[www]}}:{{ports[https][0]}}'; var same_origin_src = '/feature-policy/resources/feature-policy-allowedfeatures.html'; var cross_origin_src = cross_origin + same_origin_src; var header_policy = 'Feature-Policy: fullscreen \'self\''; // Test that fullscreen's allowlist is ['same_origin'] test(function() { assert_array_equals( document.featurePolicy.getAllowlistForFeature('fullscreen'), [same_origin]); }, header_policy + ' -- test allowlist is [same_origin]'); // Test that fullscreen is only allowed on same-origin subframe. test_allowed_feature_for_subframe( header_policy + ' -- test fullscreen is allowed on same-origin subframe', 'fullscreen', same_origin_src); test_disallowed_feature_for_subframe( header_policy + ' -- test fullscreen is disallowed on cross-origin subframe', 'fullscreen', cross_origin_src); // Dynamically update sub frame's container policy var allow = "fullscreen 'src';" test_allowed_feature_for_subframe( header_policy + ', iframe.allow = ' + allow + ' -- test fullscreen is allowed on same-origin subframe', 'fullscreen', same_origin_src, allow); test_disallowed_feature_for_subframe( header_policy + ', iframe.allow = ' + allow + ' -- test fullscreen is disallowed on cross-origin subframe', 'fullscreen', cross_origin_src, allow); </script> </body>