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

build/android/pylib/test_result.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 json
 import logging
 import os
 import time
 import traceback
@@ skipping 36 matching lines @@
 class TestResults(object):
   """Results of a test run."""
 
   def __init__(self):
     self.ok = []
     self.failed = []
     self.crashed = []
     self.unknown = []
     self.timed_out = False
     self.overall_fail = False
+    self.device_exception = None
 
   @staticmethod
   def FromRun(ok=None, failed=None, crashed=None, timed_out=False,
-              overall_fail=False):
+              overall_fail=False, device_exception=None):
     ret = TestResults()
     ret.ok = ok or []
     ret.failed = failed or []
     ret.crashed = crashed or []
     ret.timed_out = timed_out
     ret.overall_fail = overall_fail
+    ret.device_exception = device_exception
     return ret
 
   @staticmethod
   def FromTestResults(results):
     """Combines a list of results in a single TestResults object."""
     ret = TestResults()
     for t in results:
       ret.ok += t.ok
       ret.failed += t.failed
       ret.crashed += t.crashed
@@ skipping 25 matching lines @@
     exc_result = SingleTestResult(
                      full_name='PythonWrapper#' + test_name,
                      start_date=start_date_ms,
                      dur=duration_ms,
                      log=(str(exc_type) + ' ' + log_msg))
 
     results = TestResults()
     results.failed.append(exc_result)
     return results
 
+  @staticmethod
+  def DeviceExceptions(results):
+    return set(filter(lambda t: t.device_exception, results))
+
   def _Log(self, sorted_list):
     for t in sorted_list:
       logging.critical(t.name)
       if t.log:
         logging.critical(t.log)
 
   def GetAllBroken(self):
     """Returns the all broken tests including failed, crashed, unknown."""
     return self.failed + self.crashed + self.unknown
 
@@ skipping 62 matching lines @@
     return summary_string
 
   def PrintAnnotation(self):
     """Print buildbot annotations for test results."""
     if self.timed_out:
       buildbot_report.PrintWarning()
     elif self.failed or self.crashed or self.overall_fail:
       buildbot_report.PrintError()
     else:
       print 'Step success!'  # No annotation needed