[Android] Add battery status reset to device temperature check

build/android/pylib/device/battery_utils_test.py

 #!/usr/bin/env python
 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """
 Unit tests for the contents of battery_utils.py
 """
 
 # pylint: disable=W0613
@@ skipping 354 matching lines @@
         (self.call.device.ReadFile('/proc/uid_stat/1000/tcp_rcv'), 2)):
       self.battery._cache.clear()
       self.assertEqual(self.battery.GetNetworkData('test_package1'), (1,2))
 
 
 class BatteryUtilsLetBatteryCoolToTemperatureTest(BatteryUtilsTest):
 
   @mock.patch('time.sleep', mock.Mock())
   def testLetBatteryCoolToTemperature_startUnder(self):
     with self.assertCalls(
+        (self.call.device.RunShellCommand(
+            ['dumpsys', 'battery', 'reset'], check_return=True), []),
         (self.call.battery.GetBatteryInfo(), {'temperature': '500'})):
       self.battery.LetBatteryCoolToTemperature(600)
 
   @mock.patch('time.sleep', mock.Mock())
   def testLetBatteryCoolToTemperature_startOver(self):
     with self.assertCalls(
+        (self.call.device.RunShellCommand(
+            ['dumpsys', 'battery', 'reset'], check_return=True), []),
         (self.call.battery.GetBatteryInfo(), {'temperature': '500'}),
         (self.call.battery.GetBatteryInfo(), {'temperature': '400'})):
       self.battery.LetBatteryCoolToTemperature(400)
 
 class BatteryUtilsSupportsFuelGaugeTest(BatteryUtilsTest):
 
   def testSupportsFuelGauge_false(self):
     self.battery._cache['profile'] = self._NEXUS_5
     self.assertFalse(self.battery.SupportsFuelGauge())
 
@@ skipping 172 matching lines @@
             ['9,1000,l,pwi,uid,0.0327']),
         (self.call.device.RunShellCommand(
             ['dumpsys', 'battery', 'reset'], check_return=True), [])):
       with self.assertRaises(device_errors.CommandFailedError):
         self.battery._ClearPowerData()
 
 
 if __name__ == '__main__':
   logging.getLogger().setLevel(logging.DEBUG)
   unittest.main(verbosity=2)