1 files changed, 46 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webusb/usb-allowed-by-permissions-policy.https.sub.html b/testing/web-platform/tests/webusb/usb-allowed-by-permissions-policy.https.sub.html
new file mode 100644
index 0000000000..e1461fe8e6
--- /dev/null
+++ b/testing/web-platform/tests/webusb/usb-allowed-by-permissions-policy.https.sub.html
@@ -0,0 +1,46 @@
+<!DOCTYPE html>
+<body>
+<script src=/resources/testharness.js></script>
+<script src=/resources/testharnessreport.js></script>
+<script src=/permissions-policy/resources/permissions-policy.js></script>
+<script>
+'use strict';
+const sub = 'https://{{domains[www]}}:{{ports[https][0]}}';
+const same_origin_src = '/permissions-policy/resources/permissions-policy-usb.html';
+const cross_origin_src = sub + same_origin_src;
+const same_origin_worker_frame_src =
+    '/permissions-policy/resources/permissions-policy-usb-worker.html';
+const cross_origin_worker_frame_src = sub + same_origin_worker_frame_src;
+const header = 'Permissions-Policy header usb=*';
+
+promise_test(
+    () => navigator.usb.getDevices(),
+    header + ' allows the top-level document.');
+
+async_test(t => {
+  test_feature_availability('usb.getDevices()', t, same_origin_src,
+      expect_feature_available_default);
+}, header + ' allows same-origin iframes.');
+
+async_test(t => {
+  test_feature_availability('usb.getDevices()', t, same_origin_worker_frame_src,
+      expect_feature_available_default);
+}, header + ' allows workers in same-origin iframes.');
+
+// Set allow="usb" on iframe element to delegate 'usb' to cross origin subframe.
+async_test(t => {
+  test_feature_availability('usb.getDevices()', t, cross_origin_src,
+      expect_feature_available_default, 'usb');
+}, header + ' allows cross-origin iframes.');
+
+// Set allow="usb" on iframe element to delegate 'usb' to cross origin subframe.
+async_test(t => {
+  test_feature_availability('usb.getDevices()', t,
+      cross_origin_worker_frame_src,
+      expect_feature_available_default, 'usb');
+}, header + ' allows workers in cross-origin iframes.');
+
+fetch_tests_from_worker(new Worker(
+    '/webusb/resources/usb-allowed-by-permissions-policy-worker.js'));
+</script>
+</body>