| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <script src="/bluetooth/resources/bluetooth-test.js"></script> |
| <script src="/bluetooth/resources/bluetooth-fake-devices.js"></script> |
| <script> |
| 'use strict'; |
| bluetooth_test(() => { |
| let char; |
| return setBluetoothFakeAdapter('HeartRateAdapter') |
| .then(() => requestDeviceWithTrustedClick({ |
| filters: [{services: ['heart_rate']}]})) |
| .then(device => device.gatt.connect()) |
| .then(gattServer => gattServer.getPrimaryService('heart_rate')) |
| .then(service => service.getCharacteristic('heart_rate_measurement')) |
| .then(characteristic => { |
| char = characteristic; |
| return assert_promise_resolves_before_event(characteristic, |
| 'startNotifications', |
| 'characteristicvaluechanged', |
| 3 /* add 3 listeners */); |
| }) |
| .then(() => char.stopNotifications()) |
| .then(() => assert_no_events(char, 'characteristicvaluechanged')); |
| }, 'Add multiple event listeners then startNotifications().'); |
| </script> |
