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| 1 <!DOCTYPE html> |
| 2 <script src="../../../resources/testharness.js"></script> |
| 3 <script src="../../../resources/testharnessreport.js"></script> |
| 4 <script src="../../../resources/bluetooth/bluetooth-helpers.js"></script> |
| 5 <script> |
| 6 'use strict'; |
| 7 let char; |
| 8 promise_test(() => { |
| 9 return setBluetoothFakeAdapter('HeartRateAdapter') |
| 10 .then(() => requestDeviceWithKeyDown({ |
| 11 filters: [{services: ['heart_rate']}]})) |
| 12 .then(device => device.gatt.connect()) |
| 13 .then(gattServer => gattServer.getPrimaryService('heart_rate')) |
| 14 .then(service => service.getCharacteristic('heart_rate_measurement')) |
| 15 .then(characteristic => { |
| 16 char = characteristic; |
| 17 return Promise.all([ |
| 18 characteristic.startNotifications(), |
| 19 characteristic.startNotifications() |
| 20 ]); |
| 21 }).then(() => { |
| 22 return new Promise(resolve => { |
| 23 let event_listener = () => { |
| 24 char.removeEventListener('characteristicvaluechanged', event_listener)
; |
| 25 resolve(); |
| 26 }; |
| 27 char.addEventListener('characteristicvaluechanged', event_listener); |
| 28 }) |
| 29 }); |
| 30 }, 'Starting notification concurrently still can receive notification.'); |
| 31 </script> |
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