1 files changed, 55 insertions, 0 deletions
diff --git a/testing/web-platform/tests/permissions-policy/permissions-policy-header-policy-allowed-for-malformed-wildcard.https.sub.html b/testing/web-platform/tests/permissions-policy/permissions-policy-header-policy-allowed-for-malformed-wildcard.https.sub.html
new file mode 100644
index 0000000000..9d98d1abcc
--- /dev/null
+++ b/testing/web-platform/tests/permissions-policy/permissions-policy-header-policy-allowed-for-malformed-wildcard.https.sub.html
@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<body>
+  <script src=/resources/testharness.js></script>
+  <script src=/resources/testharnessreport.js></script>
+  <script src=/permissions-policy/resources/permissions-policy.js></script>
+  <!-- Permissions-Policy: fullscreen=$MALFORMED_WILDCARD_ORIGINS self; -->
+  <script>
+  'use strict';
+  var same_origin = 'https://{{domains[]}}:{{ports[https][0]}}';
+  var cross_origin = 'https://{{domains[www]}}:{{ports[https][0]}}';
+  var cross_origin1 = 'https://{{domains[www1]}}:{{ports[https][0]}}';
+  var same_origin_src = '/permissions-policy/resources/permissions-policy-allowedfeatures.html';
+  var cross_origin_src = cross_origin + same_origin_src;
+  var cross_origin_src1 = cross_origin1 + same_origin_src;
+  var header_policy = `Permissions-Policy: fullscreen=("$MALFORMED_WILDCARD_ORIGINS self")`;
+
+  // Test that fullscreen's allowlist lists all the malformed wildcards and self.
+  test(function() {
+    assert_array_equals(
+      document.featurePolicy.getAllowlistForFeature('fullscreen').sort(),
+      ["https://*.example.com", "https://{{domains[]}}:{{ports[https][0]}}"].sort());
+  }, header_policy + ' -- test allowlist lists all the malformed wildcards and self.');
+
+  // Test that fullscreen is allowed on same-origin subframes with or without an allow attribute.
+  test_allowed_feature_for_subframe(
+    header_policy + ' -- test fullscreen is allowed on same-origin subframe',
+    'fullscreen',
+    same_origin_src);
+  test_allowed_feature_for_subframe(
+    header_policy + ' -- test fullscreen is allowed on same-origin subframe with allow attribute',
+    'fullscreen',
+    same_origin_src,
+    "fullscreen " + same_origin);
+
+  // Test that fullscreen is disallowed on cross-origin subframes without an allow attribute.
+  test_disallowed_feature_for_subframe(
+    header_policy + ' -- test fullscreen is disallowed on cross-origin subframe',
+    'fullscreen',
+    cross_origin_src);
+  test_disallowed_feature_for_subframe(
+    header_policy + ' -- test fullscreen is disallowed on cross-origin subframe allow attribute',
+    'fullscreen',
+    cross_origin_src,
+    "fullscreen " + cross_origin);
+  test_disallowed_feature_for_subframe(
+    header_policy + ' -- test fullscreen is disallowed on another cross-origin subframe',
+    'fullscreen',
+    cross_origin_src1);
+  test_disallowed_feature_for_subframe(
+    header_policy + ' -- test fullscreen is disallowed on another cross-origin subframe allow attribute',
+    'fullscreen',
+    cross_origin_src1,
+    "fullscreen " + cross_origin1);
+  </script>
+</body>