1 files changed, 24 insertions, 0 deletions
diff --git a/testing/web-platform/tests/webusb/requestDevice/sandboxed_iframe.https.window.js b/testing/web-platform/tests/webusb/requestDevice/sandboxed_iframe.https.window.js
new file mode 100644
index 0000000000..b63f409480
--- /dev/null
+++ b/testing/web-platform/tests/webusb/requestDevice/sandboxed_iframe.https.window.js
@@ -0,0 +1,24 @@
+'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.');