1# Copyright 2013 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"""Runs a monkey test on a single device.""" 6 7import logging 8import random 9 10from devil.android import device_errors 11from devil.android.sdk import intent 12from pylib import constants 13from pylib.base import base_test_result 14from pylib.base import base_test_runner 15 16_CHROME_PACKAGE = constants.PACKAGE_INFO['chrome'].package 17 18class TestRunner(base_test_runner.BaseTestRunner): 19 """A TestRunner instance runs a monkey test on a single device.""" 20 21 def __init__(self, test_options, device, _): 22 super(TestRunner, self).__init__(device, None) 23 self._options = test_options 24 self._package = constants.PACKAGE_INFO[self._options.package].package 25 self._activity = constants.PACKAGE_INFO[self._options.package].activity 26 27 def _LaunchMonkeyTest(self): 28 """Runs monkey test for a given package. 29 30 Returns: 31 Output from the monkey command on the device. 32 """ 33 34 timeout_ms = self._options.event_count * self._options.throttle * 1.5 35 36 cmd = ['monkey', 37 '-p %s' % self._package, 38 ' '.join(['-c %s' % c for c in self._options.category]), 39 '--throttle %d' % self._options.throttle, 40 '-s %d' % (self._options.seed or random.randint(1, 100)), 41 '-v ' * self._options.verbose_count, 42 '--monitor-native-crashes', 43 '--kill-process-after-error', 44 self._options.extra_args, 45 '%d' % self._options.event_count] 46 return self.device.RunShellCommand(' '.join(cmd), timeout=timeout_ms) 47 48 def RunTest(self, test_name): 49 """Run a Monkey test on the device. 50 51 Args: 52 test_name: String to use for logging the test result. 53 54 Returns: 55 A tuple of (TestRunResults, retry). 56 """ 57 self.device.StartActivity( 58 intent.Intent(package=self._package, activity=self._activity, 59 action='android.intent.action.MAIN'), 60 blocking=True, force_stop=True) 61 62 # Chrome crashes are not always caught by Monkey test runner. 63 # Verify Chrome has the same PID before and after the test. 64 before_pids = self.device.GetPids(self._package) 65 66 # Run the test. 67 output = '' 68 if before_pids: 69 if len(before_pids.get(self._package, [])) > 1: 70 raise Exception( 71 'At most one instance of process %s expected but found pids: ' 72 '%s' % (self._package, before_pids)) 73 output = '\n'.join(self._LaunchMonkeyTest()) 74 after_pids = self.device.GetPids(self._package) 75 76 crashed = True 77 if not self._package in before_pids: 78 logging.error('Failed to start the process.') 79 elif not self._package in after_pids: 80 logging.error('Process %s has died.', before_pids[self._package]) 81 elif before_pids[self._package] != after_pids[self._package]: 82 logging.error('Detected process restart %s -> %s', 83 before_pids[self._package], after_pids[self._package]) 84 else: 85 crashed = False 86 87 results = base_test_result.TestRunResults() 88 success_pattern = 'Events injected: %d' % self._options.event_count 89 if success_pattern in output and not crashed: 90 result = base_test_result.BaseTestResult( 91 test_name, base_test_result.ResultType.PASS, log=output) 92 else: 93 result = base_test_result.BaseTestResult( 94 test_name, base_test_result.ResultType.FAIL, log=output) 95 if 'chrome' in self._options.package: 96 logging.warning('Starting MinidumpUploadService...') 97 # TODO(jbudorick): Update this after upstreaming. 98 minidump_intent = intent.Intent( 99 action='%s.crash.ACTION_FIND_ALL' % _CHROME_PACKAGE, 100 package=self._package, 101 activity='%s.crash.MinidumpUploadService' % _CHROME_PACKAGE) 102 try: 103 self.device.RunShellCommand( 104 ['am', 'startservice'] + minidump_intent.am_args, 105 as_root=True, check_return=True) 106 except device_errors.CommandFailedError: 107 logging.exception('Failed to start MinidumpUploadService') 108 109 results.AddResult(result) 110 return results, False 111