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<!DOCTYPE html>
<body>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/feature-policy/resources/featurepolicy.js></script>
<!-- Permissions-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 = 'Permissions-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>
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