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 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 _WatchTestOutput(self, p):
"""Watches the test output.
Args:
p: the process generating output as created by pexpect.spawn.
"""
ok_tests = []
failed_tests = []
crashed_tests = []
timed_out = False
overall_fail = False
# Test case statuses.
re_run = re.compile('\[ RUN \] ?(.*)\r\n')
re_fail = re.compile('\[ FAILED \] ?(.*)\r\n')
re_ok = re.compile('\[ OK \] ?(.*?) .*\r\n')
# Test run statuses.
re_passed = re.compile('\[ PASSED \] ?(.*)\r\n')
re_runner_fail = re.compile('\[ RUNNER_FAILED \] ?(.*)\r\n')
# Signal handlers are installed before starting tests
# to output the CRASHED marker when a crash happens.
re_crash = re.compile('\[ CRASHED \](.*)\r\n')
try:
while True:
found = p.expect([re_run, re_passed, re_runner_fail],
timeout=self.timeout)
if found == 1: # re_passed
break
elif found == 2: # re_runner_fail
overall_fail = True
break
else: # re_run
if self.dump_debug_info:
self.dump_debug_info.TakeScreenshot('_Test_Start_Run_')
full_test_name = p.match.group(1).replace('\r', '')
found = p.expect([re_ok, re_fail, re_crash], timeout=self.timeout)
if found == 0: # re_ok
if full_test_name == p.match.group(1).replace('\r', ''):
ok_tests += [BaseTestResult(full_test_name, p.before)]
elif found == 2: # re_crash
crashed_tests += [BaseTestResult(full_test_name, p.before)]
overall_fail = True
break
else: # re_fail
failed_tests += [BaseTestResult(full_test_name, p.before)]
except pexpect.EOF:
logging.error('Test terminated - EOF')
raise errors.DeviceUnresponsiveError('Device may be offline')
except pexpect.TIMEOUT:
logging.error('Test terminated after %d second timeout.',
self.timeout)
timed_out = True
finally:
p.close()
ret_code = self._GetGTestReturnCode()
if ret_code:
logging.critical(
'gtest exit code: %d\npexpect.before: %s\npexpect.after: %s',
ret_code, p.before, p.after)
overall_fail = True
# Create TestResults and return
return TestResults.FromRun(ok=ok_tests, failed=failed_tests,
crashed=crashed_tests, timed_out=timed_out,
overall_fail=overall_fail)