returns-same-bluetooth-device-object.https.window.js

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This WPT test may be referenced by the following Test IDs:
- /bluetooth/getDevices/returns-same-bluetooth-device-object.https.window.html - WPT Dashboard Interop Dashboard

// META: script=/resources/testdriver.js

// META: script=/resources/testdriver-vendor.js

// META: script=/bluetooth/resources/bluetooth-test.js

// META: script=/bluetooth/resources/bluetooth-fake-devices.js

'use strict';

const test_desc = 'multiple calls to getDevices() resolves with the same' +

    'BluetoothDevice objects for each granted Bluetooth device.';

bluetooth_test(async () => {

  await getConnectedHealthThermometerDevice();

  let firstDevices = await navigator.bluetooth.getDevices();

  assert_equals(

      firstDevices.length, 1, 'getDevices() should return the granted device.');

  let secondDevices = await navigator.bluetooth.getDevices();

  assert_equals(

      secondDevices.length, 1,

      'getDevices() should return the granted device.');

  assert_equals(

      firstDevices[0], secondDevices[0],

      'getDevices() should produce the same BluetoothDevice objects for a ' +

          'given Bluetooth device.');

}, test_desc);