<!DOCTYPE html>
<script src="../../../resources/testharness.js"></script>
<script src="../../../resources/testharnessreport.js"></script>
<script src="../../../resources/bluetooth/bluetooth-helpers.js"></script>
<script>
'use strict';
bluetooth_test(() => {
  function assert_expected_events(events) {
    assert_equals(events.length, 4);
    assert_equals(events[0], 'chooser-opened(file://)');
    assert_equals(events[1], 'discovering');
    let idsByName = new AddDeviceEventSet();
    idsByName.assert_add_device_event(events[2]);
    assert_true(idsByName.has('Heart Rate Device'));
    assert_equals(events[3], 'discovery-idle');
    return idsByName;
  };

  setBluetoothManualChooser(true);
  // Open a chooser.
  let firstRequestDevicePromise = setBluetoothFakeAdapter('HeartRateAdapter')
    .then(() => assert_promise_rejects_with_message(
        requestDeviceWithKeyDown({filters: [{services: ['heart_rate']}]}),
        new DOMException('User cancelled the requestDevice() chooser.',
                         'NotFoundError')));

  return getBluetoothManualChooserEvents(4)
    .then(assert_expected_events)
    .then(() => {
      // Open another chooser.
      let secondRequestDevicePromise =
        requestDeviceWithKeyDown({filters: [{services: ['heart_rate']}]})
          .then(device => assert_equals(device.constructor.name,
                                        'BluetoothDevice'));
      return getBluetoothManualChooserEvents(4)
        .then(assert_expected_events)
        .then(idsByName => {
          sendBluetoothManualChooserEvent(
            'selected', idsByName.get('Heart Rate Device'));
          return Promise.all([
            firstRequestDevicePromise,
            secondRequestDevicePromise]);
        });
    });
}, 'A second call to requestDevice with the chooser opened will close the ' +
   'previous chooser.');
</script>