old_contents: # Copyright 2016 Google Inc. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Tests for glazier.lib.ntp."""
  
  from glazier.lib import ntp
  import mock
  from google.apputils import basetest
  
  
  class NtpTest(basetest.TestCase):
  
    @mock.patch.object(ntp.time, 'sleep', autospec=True)
    @mock.patch.object(ntp.subprocess, 'call', autospec=True)
    @mock.patch.object(ntp.ntplib.NTPClient, 'request', autospec=True)
    def testSyncClockToNtp(self, request, subproc, sleep):
      return_time = mock.Mock()
      return_time.ref_time = 1453220630.64458
      request.side_effect = iter([None, None, None, return_time])
      subproc.return_value = True
      # Too Few Retries
      self.assertRaises(ntp.NtpException, ntp.SyncClockToNtp)
      sleep.assert_has_calls([mock.call(30), mock.call(30)])
      # Sufficient Retries
      ntp.SyncClockToNtp(retries=3, server='time.google.com')
      request.assert_called_with(mock.ANY, 'time.google.com', version=3)
      subproc.assert_has_calls([
          mock.call(
              r'X:\Windows\System32\cmd.exe /c date 01-19-2016', shell=True),
          mock.call(
              r'X:\Windows\System32\cmd.exe /c time 08:23:50', shell=True)
      ])
      # Socket Error
      request.side_effect = ntp.socket.gaierror
      self.assertRaises(ntp.NtpException, ntp.SyncClockToNtp)
      # NTP lib error
      request.side_effect = ntp.ntplib.NTPException
      self.assertRaises(ntp.NtpException, ntp.SyncClockToNtp)
  
  
  if __name__ == '__main__':
    basetest.main()
  
new_contents: # Copyright 2016 Google Inc. All Rights Reserved.
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #    http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  """Tests for glazier.lib.ntp."""
  
  import os
  import time
  from glazier.lib import ntp
  import mock
  from google.apputils import basetest
  
  
  class NtpTest(basetest.TestCase):
  
    @mock.patch.object(ntp.time, 'sleep', autospec=True)
    @mock.patch.object(ntp.subprocess, 'call', autospec=True)
    @mock.patch.object(ntp.ntplib.NTPClient, 'request', autospec=True)
    def testSyncClockToNtp(self, request, subproc, sleep):
      os.environ['TZ'] = 'UTC'
      time.tzset()
      return_time = mock.Mock()
      return_time.ref_time = 1453220630.64458
      request.side_effect = iter([None, None, None, return_time])
      subproc.return_value = True
      # Too Few Retries
      self.assertRaises(ntp.NtpException, ntp.SyncClockToNtp)
      sleep.assert_has_calls([mock.call(30), mock.call(30)])
      # Sufficient Retries
      ntp.SyncClockToNtp(retries=3, server='time.google.com')
      request.assert_called_with(mock.ANY, 'time.google.com', version=3)
      subproc.assert_has_calls([
          mock.call(
              r'X:\Windows\System32\cmd.exe /c date 01-19-2016', shell=True),
          mock.call(r'X:\Windows\System32\cmd.exe /c time 16:23:50', shell=True)
      ])
      # Socket Error
      request.side_effect = ntp.socket.gaierror
      self.assertRaises(ntp.NtpException, ntp.SyncClockToNtp)
      # NTP lib error
      request.side_effect = ntp.ntplib.NTPException
      self.assertRaises(ntp.NtpException, ntp.SyncClockToNtp)
  
  
  if __name__ == '__main__':
    basetest.main()
  
subject: fix a timezone-related bug in ntp_test.py