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<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title></title>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script src="resources/manual.js"></script>
  </head>
  <body>
    <p>
      These tests require a USB device to be connected.
    </p>
    <script>
      manual_usb_test(async (t, device) => {
        const devicesBeforeForget = await navigator.usb.getDevices();
        assert_equals(devicesBeforeForget.length, 1);
        assert_equals(devicesBeforeForget[0], device);

        await device.forget();

        const devicesAfterForget = await navigator.usb.getDevices();
        assert_equals(devicesAfterForget.length, 0);
      }, 'forget() removes the device from getDevices()');
    </script>
  </body>
</html>