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# Copyright 2016 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 logging
import sys
import traceback
from pylib.base import base_test_result
from pylib.linker import test_case
from pylib.local.device import local_device_environment
from pylib.local.device import local_device_test_run
class LinkerExceptionTestResult(base_test_result.BaseTestResult):
"""Test result corresponding to a python exception in a host-custom test."""
def __init__(self, test_name, exc_info):
"""Constructs a LinkerExceptionTestResult object.
Args:
test_name: name of the test which raised an exception.
exc_info: exception info, ostensibly from sys.exc_info().
"""
exc_type, exc_value, exc_traceback = exc_info
trace_info = ''.join(traceback.format_exception(exc_type, exc_value,
exc_traceback))
log_msg = 'Exception:\n' + trace_info
super(LinkerExceptionTestResult, self).__init__(
test_name,
base_test_result.ResultType.FAIL,
log="%s %s" % (exc_type, log_msg))
class LocalDeviceLinkerTestRun(local_device_test_run.LocalDeviceTestRun):
def _CreateShards(self, tests):
return tests
def _GetTests(self):
return self._test_instance.GetTests()
def _GetUniqueTestName(self, test):
return test.qualified_name
def _RunTest(self, device, test):
assert isinstance(test, test_case.LinkerTestCaseBase)
try:
result = test.Run(device)
except Exception: # pylint: disable=broad-except
logging.exception('Caught exception while trying to run test: ' +
test.tagged_name)
exc_info = sys.exc_info()
result = LinkerExceptionTestResult(test.tagged_name, exc_info)
return result, None
def SetUp(self):
@local_device_environment.handle_shard_failures_with(
on_failure=self._env.BlacklistDevice)
def individual_device_set_up(dev):
dev.Install(self._test_instance.test_apk)
self._env.parallel_devices.pMap(individual_device_set_up)
def _ShouldShard(self):
return True
def TearDown(self):
pass
def TestPackage(self):
pass
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