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'use strict';
promise_test(async (t) => {
let iframe = document.createElement('iframe');
await new Promise(resolve => {
iframe.src = '../resources/open-in-iframe.html';
iframe.sandbox.add('allow-scripts');
iframe.allow = 'usb';
document.body.appendChild(iframe);
iframe.addEventListener('load', resolve);
});
await new Promise(resolve => {
window.addEventListener('message', t.step_func(messageEvent => {
// The failure message of no device chosen is expected. The point here is
// to validate not failing because of a sandboxed iframe.
assert_equals(
'FAIL: NotFoundError: Failed to execute \'requestDevice\' on ' +
'\'USB\': No device selected.',
messageEvent.data);
resolve();
}));
iframe.contentWindow.postMessage('RequestDevice', '*');
});
}, 'RequestDevice from a sandboxed iframe is valid.');
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