Retry tests on other bots if the device is unresponsive/offline

build/android/pylib/test_package_apk.py

 # Copyright (c) 2012 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.
 
 
 import os
 import shlex
 import sys
 import tempfile
 import time
 
 import android_commands
 import constants
+from android_commands import errors
 from test_package import TestPackage
 from pylib import pexpect
 
 class TestPackageApk(TestPackage):
   """A helper class for running APK-based native tests.
 
   Args:
     adb: ADB interface the tests are using.
     device: Device to run the tests.
     test_suite: A specific test suite to run, empty to run all.
@@ skipping 34 matching lines @@
   def _ClearFifo(self):
     self.adb.RunShellCommand('rm -f ' + self._GetFifo())
 
   def _WatchFifo(self, timeout, logfile=None):
     for i in range(10):
       if self.adb.FileExistsOnDevice(self._GetFifo()):
         print 'Fifo created...'
         break
       time.sleep(i)
     else:
-      raise Exception('Unable to find fifo on device %s ' % self._GetFifo())
+      raise errors.DeviceUnresponsiveError(
+          'Unable to find fifo on device %s ' % self._GetFifo())
     args = shlex.split(self.adb.Adb()._target_arg)
     args += ['shell', 'cat', self._GetFifo()]
     return pexpect.spawn('adb', args, timeout=timeout, logfile=logfile)
 
   def GetAllTests(self):
     """Returns a list of all tests available in the test suite."""
     self._CreateTestRunnerScript('--gtest_list_tests')
     try:
       self.tool.SetupEnvironment()
       # Clear and start monitoring logcat.
@@ skipping 33 matching lines @@
   def StripAndCopyExecutable(self):
     # Always uninstall the previous one (by activity name); we don't
     # know what was embedded in it.
     self.adb.ManagedInstall(self.test_suite_full, False,
                             package_name='org.chromium.native_test')
 
   def _GetTestSuiteBaseName(self):
     """Returns the  base name of the test suite."""
     # APK test suite names end with '-debug.apk'
     return os.path.basename(self.test_suite).rsplit('-debug', 1)[0]