build/android/pylib/local/device/local_device_test_run.py

   1 # Copyright 2014 The Chromium Authors. All rights reserved.
   2 # Use of this source code is governed by a BSD-style license that can be
   3 # found in the LICENSE file.
   4
   5 import logging
   6
   7 from pylib import valgrind_tools
   8 from pylib.base import base_test_result
   9 from pylib.base import test_run
  10 from pylib.base import test_collection
  11
  12
  13 class LocalDeviceTestRun(test_run.TestRun):
  14
  15   def __init__(self, env, test_instance):
  16     super(LocalDeviceTestRun, self).__init__(env, test_instance)
  17     self._tools = {}
  18
  19   #override
  20   def RunTests(self):
  21     tests = self._GetTests()
  22
  23     def run_tests_on_device(dev, tests):
  24       r = base_test_result.TestRunResults()
  25       for test in tests:
  26         result = self._RunTest(dev, test)
  27         if isinstance(result, base_test_result.BaseTestResult):
  28           r.AddResult(result)
  29         elif isinstance(result, list):
  30           r.AddResults(result)
  31         else:
  32           raise Exception('Unexpected result type: %s' % type(result).__name__)
  33         if isinstance(tests, test_collection.TestCollection):
  34           tests.test_completed()
  35       return r
  36
  37     tries = 0
  38     results = base_test_result.TestRunResults()
  39     all_fail_results = {}
  40     while tries < self._env.max_tries and tests:
  41       logging.debug('try %d, will run %d tests:', tries, len(tests))
  42       for t in tests:
  43         logging.debug('  %s', t)
  44
  45       if self._ShouldShard():
  46         tc = test_collection.TestCollection(self._CreateShards(tests))
  47         try_results = self._env.parallel_devices.pMap(
  48             run_tests_on_device, tc).pGet(None)
  49       else:
  50         try_results = self._env.parallel_devices.pMap(
  51             run_tests_on_device, tests).pGet(None)
  52       for try_result in try_results:
  53         for result in try_result.GetAll():
  54           if result.GetType() in (base_test_result.ResultType.PASS,
  55                                   base_test_result.ResultType.SKIP):
  56             results.AddResult(result)
  57           else:
  58             all_fail_results[result.GetName()] = result
  59
  60       results_names = set(r.GetName() for r in results.GetAll())
  61       tests = [t for t in tests if self._GetTestName(t) not in results_names]
  62       tries += 1
  63
  64     all_unknown_test_names = set(self._GetTestName(t) for t in tests)
  65     all_failed_test_names = set(all_fail_results.iterkeys())
  66
  67     unknown_tests = all_unknown_test_names.difference(all_failed_test_names)
  68     failed_tests = all_failed_test_names.intersection(all_unknown_test_names)
  69
  70     if unknown_tests:
  71       results.AddResults(
  72           base_test_result.BaseTestResult(
  73               u, base_test_result.ResultType.UNKNOWN)
  74           for u in unknown_tests)
  75     if failed_tests:
  76       results.AddResults(all_fail_results[f] for f in failed_tests)
  77
  78     return results
  79
  80   def GetTool(self, device):
  81     if not str(device) in self._tools:
  82       self._tools[str(device)] = valgrind_tools.CreateTool(
  83           self._env.tool, device)
  84     return self._tools[str(device)]
  85
  86   def _CreateShards(self, tests):
  87     raise NotImplementedError
  88
  89   def _GetTestName(self, test):
  90     return test
  91
  92   def _GetTests(self):
  93     raise NotImplementedError
  94
  95   def _RunTest(self, device, test):
  96     raise NotImplementedError
  97
  98   def _ShouldShard(self):
  99     raise NotImplementedError