| # Copyright 2015-2017 ARM Limited |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| |
| import os |
| import subprocess |
| import unittest |
| |
| import utils_tests |
| |
| import trappy.wa |
| |
| class TestWASysfsExtractor(utils_tests.SetupDirectory): |
| """Test the WA specific interface to get parameters from a sysfs extractor""" |
| def __init__(self, *args, **kwargs): |
| self.wa_sysfs_fname = "WA_sysfs_extract.tar.xz" |
| super(TestWASysfsExtractor, self).__init__( |
| [(self.wa_sysfs_fname, self.wa_sysfs_fname)], |
| *args, **kwargs) |
| |
| def setUp(self): |
| super(TestWASysfsExtractor, self).setUp() |
| subprocess.check_call(["tar", "xf", self.wa_sysfs_fname]) |
| |
| def test_get_parameters(self): |
| """Test that we can get the parameters of a sysfs extractor output""" |
| |
| os.chdir("..") |
| thermal_params = trappy.wa.SysfsExtractor(self.out_dir).get_parameters() |
| self.assertEquals(thermal_params["cdev0_weight"], 1024) |
| self.assertEquals(thermal_params["cdev1_weight"], 768) |
| self.assertEquals(thermal_params["trip_point_0_temp"], 72000) |
| self.assertEquals(thermal_params["policy"], "power_allocator") |
| |
| def test_print_thermal_params(self): |
| """Test that printing the thermal params doesn't bomb""" |
| |
| trappy.wa.SysfsExtractor(".").pretty_print_in_ipython() |
| |
| class TestWASysfsExtractorFailMode(unittest.TestCase): |
| """Test the failure modes of the Workload Automation sysfs extractor""" |
| |
| def test_get_params_invalid_directory(self): |
| """An invalid directory for trappy.wa.SysfsExtractor doesn't bomb""" |
| |
| sysfs_extractor = trappy.wa.SysfsExtractor(".") |
| self.assertEquals(sysfs_extractor.get_parameters(), {}) |
| |
| sysfs_extractor.pretty_print_in_ipython() |