| # Copyright (C) 2013-2021 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| from __future__ import absolute_import |
| |
| import perftest.testresult as testresult |
| import perftest.reporter as reporter |
| from perftest.measure import Measure |
| from perftest.measure import MeasurementPerfCounter |
| from perftest.measure import MeasurementProcessTime |
| from perftest.measure import MeasurementWallTime |
| from perftest.measure import MeasurementVmSize |
| |
| |
| class TestCase(object): |
| """Base class of all performance testing cases. |
| |
| Each sub-class should override methods execute_test, in which |
| several GDB operations are performed and measured by attribute |
| measure. Sub-class can also override method warm_up optionally |
| if the test case needs warm up. |
| """ |
| |
| def __init__(self, name, measure): |
| """Constructor of TestCase. |
| |
| Construct an instance of TestCase with a name and a measure |
| which is to measure the test by several different measurements. |
| """ |
| |
| self.name = name |
| self.measure = measure |
| |
| def execute_test(self): |
| """Abstract method to do the actual tests.""" |
| raise NotImplementedError("Abstract Method.") |
| |
| def warm_up(self): |
| """Do some operations to warm up the environment.""" |
| pass |
| |
| def run(self, warm_up=True, append=True): |
| """Run this test case. |
| |
| It is a template method to invoke method warm_up, |
| execute_test, and finally report the measured results. |
| If parameter warm_up is True, run method warm_up. If parameter |
| append is True, the test result will be appended instead of |
| overwritten. |
| """ |
| if warm_up: |
| self.warm_up() |
| |
| self.execute_test() |
| self.measure.report(reporter.TextReporter(append), self.name) |
| |
| |
| class TestCaseWithBasicMeasurements(TestCase): |
| """Test case measuring CPU time, wall time and memory usage.""" |
| |
| def __init__(self, name): |
| result_factory = testresult.SingleStatisticResultFactory() |
| measurements = [ |
| MeasurementPerfCounter(result_factory.create_result()), |
| MeasurementProcessTime(result_factory.create_result()), |
| MeasurementWallTime(result_factory.create_result()), |
| MeasurementVmSize(result_factory.create_result()), |
| ] |
| super(TestCaseWithBasicMeasurements, self).__init__(name, Measure(measurements)) |