How to use test_log method in Airtest

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1#!/usr/bin/env python2# Copyright 2015 The Chromium Authors. All rights reserved.3# Use of this source code is governed by a BSD-style license that can be4# found in the LICENSE file.5# pylint: disable=protected-access6import itertools7import threading8import unittest9import six10from devil import devil_env11from import logcat_monitor12from import adb_wrapper13with devil_env.SysPath(devil_env.PYMOCK_PATH):14 import mock # pylint: disable=import-error15def _CreateTestLog(raw_logcat=None):16 test_adb = adb_wrapper.AdbWrapper('0123456789abcdef')17 test_adb.Logcat = mock.Mock(return_value=(l for l in raw_logcat))18 test_log = logcat_monitor.LogcatMonitor(test_adb, clear=False)19 return test_log20def zip_longest(expected, actual):21 # pylint: disable=no-member22 if six.PY2:23 return itertools.izip_longest(expected, actual)24 else:25 return itertools.zip_longest(expected, actual)26class LogcatMonitorTest(unittest.TestCase):27 _TEST_THREADTIME_LOGCAT_DATA = [28 '01-01 01:02:03.456 7890 0987 V LogcatMonitorTest: '29 'verbose logcat monitor test message 1',30 '01-01 01:02:03.457 8901 1098 D LogcatMonitorTest: '31 'debug logcat monitor test message 2',32 '01-01 01:02:03.458 9012 2109 I LogcatMonitorTest: '33 'info logcat monitor test message 3',34 '01-01 01:02:03.459 0123 3210 W LogcatMonitorTest: '35 'warning logcat monitor test message 4',36 '01-01 01:02:03.460 1234 4321 E LogcatMonitorTest: '37 'error logcat monitor test message 5',38 '01-01 01:02:03.461 2345 5432 F LogcatMonitorTest: '39 'fatal logcat monitor test message 6',40 '01-01 01:02:03.462 3456 6543 D LogcatMonitorTest: '41 'last line'42 ]43 def assertIterEqual(self, expected_iter, actual_iter):44 for expected, actual in zip_longest(expected_iter, actual_iter):45 self.assertIsNotNone(46 expected,47 msg='actual has unexpected elements starting with %s' % str(actual))48 self.assertIsNotNone(49 actual,50 msg='actual is missing elements starting with %s' % str(expected))51 self.assertEqual('proc_id'), expected[0])52 self.assertEqual('thread_id'), expected[1])53 self.assertEqual('log_level'), expected[2])54 self.assertEqual('component'), expected[3])55 self.assertEqual('message'), expected[4])56 with self.assertRaises(StopIteration):57 next(actual_iter)58 with self.assertRaises(StopIteration):59 next(expected_iter)60 @mock.patch('time.sleep', mock.Mock())61 def testWaitFor_success(self):62 test_log = _CreateTestLog(63 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)64 test_log.Start()65 actual_match = test_log.WaitFor(r'.*(fatal|error) logcat monitor.*', None)66 self.assertTrue(actual_match)67 self.assertEqual(68 '01-01 01:02:03.460 1234 4321 E LogcatMonitorTest: '69 'error logcat monitor test message 5', self.assertEqual('error', test_log.Stop()72 test_log.Close()73 @mock.patch('time.sleep', mock.Mock())74 def testWaitFor_failure(self):75 test_log = _CreateTestLog(76 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)77 test_log.Start()78 actual_match = test_log.WaitFor(r'.*My Success Regex.*',79 r'.*(fatal|error) logcat monitor.*')80 self.assertIsNone(actual_match)81 test_log.Stop()82 test_log.Close()83 @mock.patch('time.sleep', mock.Mock())84 def testWaitFor_buffering(self):85 # Simulate an adb log stream which does not complete until the test tells it86 # to. This checks that the log matcher can receive individual lines from the87 # log reader thread even if adb is not producing enough output to fill an88 # entire file io buffer.89 finished_lock = threading.Lock()90 finished_lock.acquire()91 def LogGenerator():92 for line in type(self)._TEST_THREADTIME_LOGCAT_DATA:93 yield line94 finished_lock.acquire()95 test_adb = adb_wrapper.AdbWrapper('0123456789abcdef')96 test_adb.Logcat = mock.Mock(return_value=LogGenerator())97 test_log = logcat_monitor.LogcatMonitor(test_adb, clear=False)98 test_log.Start()99 actual_match = test_log.WaitFor(r'.*last line.*', None)100 finished_lock.release()101 self.assertTrue(actual_match)102 test_log.Stop()103 test_log.Close()104 @mock.patch('time.sleep', mock.Mock())105 def testFindAll_defaults(self):106 test_log = _CreateTestLog(107 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)108 test_log.Start()109 test_log.WaitFor(r'.*last line.*', None)110 test_log.Stop()111 expected_results = [('7890', '0987', 'V', 'LogcatMonitorTest',112 'verbose logcat monitor test message 1'),113 ('8901', '1098', 'D', 'LogcatMonitorTest',114 'debug logcat monitor test message 2'),115 ('9012', '2109', 'I', 'LogcatMonitorTest',116 'info logcat monitor test message 3'),117 ('0123', '3210', 'W', 'LogcatMonitorTest',118 'warning logcat monitor test message 4'),119 ('1234', '4321', 'E', 'LogcatMonitorTest',120 'error logcat monitor test message 5'),121 ('2345', '5432', 'F', 'LogcatMonitorTest',122 'fatal logcat monitor test message 6')]123 actual_results = test_log.FindAll(r'\S* logcat monitor test message \d')124 self.assertIterEqual(iter(expected_results), actual_results)125 test_log.Close()126 @mock.patch('time.sleep', mock.Mock())127 def testFindAll_defaults_miss(self):128 test_log = _CreateTestLog(129 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)130 test_log.Start()131 test_log.WaitFor(r'.*last line.*', None)132 test_log.Stop()133 expected_results = []134 actual_results = test_log.FindAll(r'\S* nothing should match this \d')135 self.assertIterEqual(iter(expected_results), actual_results)136 test_log.Close()137 @mock.patch('time.sleep', mock.Mock())138 def testFindAll_filterProcId(self):139 test_log = _CreateTestLog(140 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)141 test_log.Start()142 test_log.WaitFor(r'.*last line.*', None)143 test_log.Stop()144 actual_results = test_log.FindAll(145 r'\S* logcat monitor test message \d', proc_id=1234)146 expected_results = [('1234', '4321', 'E', 'LogcatMonitorTest',147 'error logcat monitor test message 5')]148 self.assertIterEqual(iter(expected_results), actual_results)149 test_log.Close()150 @mock.patch('time.sleep', mock.Mock())151 def testFindAll_filterThreadId(self):152 test_log = _CreateTestLog(153 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)154 test_log.Start()155 test_log.WaitFor(r'.*last line.*', None)156 test_log.Stop()157 actual_results = test_log.FindAll(158 r'\S* logcat monitor test message \d', thread_id=2109)159 expected_results = [('9012', '2109', 'I', 'LogcatMonitorTest',160 'info logcat monitor test message 3')]161 self.assertIterEqual(iter(expected_results), actual_results)162 test_log.Close()163 @mock.patch('time.sleep', mock.Mock())164 def testFindAll_filterLogLevel(self):165 test_log = _CreateTestLog(166 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)167 test_log.Start()168 test_log.WaitFor(r'.*last line.*', None)169 test_log.Stop()170 actual_results = test_log.FindAll(171 r'\S* logcat monitor test message \d', log_level=r'[DW]')172 expected_results = [('8901', '1098', 'D', 'LogcatMonitorTest',173 'debug logcat monitor test message 2'),174 ('0123', '3210', 'W', 'LogcatMonitorTest',175 'warning logcat monitor test message 4')]176 self.assertIterEqual(iter(expected_results), actual_results)177 test_log.Close()178 @mock.patch('time.sleep', mock.Mock())179 def testFindAll_filterComponent(self):180 test_log = _CreateTestLog(181 raw_logcat=type(self)._TEST_THREADTIME_LOGCAT_DATA)182 test_log.Start()183 test_log.WaitFor(r'.*last line.*', None)184 test_log.Stop()185 actual_results = test_log.FindAll(r'.*', component='LogcatMonitorTest')186 expected_results = [('7890', '0987', 'V', 'LogcatMonitorTest',187 'verbose logcat monitor test message 1'),188 ('8901', '1098', 'D', 'LogcatMonitorTest',189 'debug logcat monitor test message 2'),190 ('9012', '2109', 'I', 'LogcatMonitorTest',191 'info logcat monitor test message 3'),192 ('0123', '3210', 'W', 'LogcatMonitorTest',193 'warning logcat monitor test message 4'),194 ('1234', '4321', 'E', 'LogcatMonitorTest',195 'error logcat monitor test message 5'),196 ('2345', '5432', 'F', 'LogcatMonitorTest',197 'fatal logcat monitor test message 6'),198 ('3456', '6543', 'D', 'LogcatMonitorTest', 'last line')]199 self.assertIterEqual(iter(expected_results), actual_results)200 test_log.Close()201if __name__ == '__main__':...

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