def test_read_battery(self):
"""Test reading the battery level."""
poller = MiTempBtPoller(self.TEST_MAC, MockBackend)
backend = self._get_backend(poller)
backend.battery_level = 50
self.assertEqual(50, poller.battery_level())
self.assertEqual(50, poller.parameter_value(MI_BATTERY))
self.assertEqual(0, len(backend.written_handles))
def get_battery(mac):
poller = MiTempBtPoller(mac, BluepyBackend)
for _ in range(100):
try:
return poller.battery_level()
except BluetoothBackendException:
continue
return 0