<!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'; var same_origin_src = '/permissions-policy/resources/permissions-policy-usb.html'; var cross_origin_src = 'https://{{domains[www]}}:{{ports[https][0]}}' + same_origin_src; var header = 'Default "usb" permissions policy ["self"]'; 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, cross_origin_src, expect_feature_unavailable_default); }, header + ' disallows cross-origin iframes.'); </script> </body>