usbDevice_forget-manual.https.html

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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>