#!/usr/bin/env python2 # # Copyright 2016 The Chromium OS Authors. All rights reserved. # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. """Unittest for the results reporter.""" from __future__ import division from __future__ import print_function from StringIO import StringIO import collections import mock import os import test_flag import unittest from benchmark_run import MockBenchmarkRun from cros_utils import logger from experiment_factory import ExperimentFactory from experiment_file import ExperimentFile from machine_manager import MockCrosMachine from machine_manager import MockMachineManager from results_cache import MockResult from results_report import BenchmarkResults from results_report import HTMLResultsReport from results_report import JSONResultsReport from results_report import ParseChromeosImage from results_report import ParseStandardPerfReport from results_report import TextResultsReport class FreeFunctionsTest(unittest.TestCase): """Tests for any free functions in results_report.""" def testParseChromeosImage(self): # N.B. the cases with blank versions aren't explicitly supported by # ParseChromeosImage. I'm not sure if they need to be supported, but the # goal of this was to capture existing functionality as much as possible. base_case = '/my/chroot/src/build/images/x86-generic/R01-1.0.date-time' \ '/chromiumos_test_image.bin' self.assertEqual(ParseChromeosImage(base_case), ('R01-1.0', base_case)) dir_base_case = os.path.dirname(base_case) self.assertEqual(ParseChromeosImage(dir_base_case), ('', dir_base_case)) buildbot_case = '/my/chroot/chroot/tmp/buildbot-build/R02-1.0.date-time' \ '/chromiumos_test_image.bin' buildbot_img = buildbot_case.split('/chroot/tmp')[1] self.assertEqual( ParseChromeosImage(buildbot_case), ('R02-1.0', buildbot_img)) self.assertEqual( ParseChromeosImage(os.path.dirname(buildbot_case)), ('', os.path.dirname(buildbot_img))) # Ensure we don't act completely insanely given a few mildly insane paths. fun_case = '/chromiumos_test_image.bin' self.assertEqual(ParseChromeosImage(fun_case), ('', fun_case)) fun_case2 = 'chromiumos_test_image.bin' self.assertEqual(ParseChromeosImage(fun_case2), ('', fun_case2)) # There are many ways for this to be done better, but the linter complains # about all of them (that I can think of, at least). _fake_path_number = [0] def FakePath(ext): """Makes a unique path that shouldn't exist on the host system. Each call returns a different path, so if said path finds its way into an error message, it may be easier to track it to its source. """ _fake_path_number[0] += 1 prefix = '/tmp/should/not/exist/%d/' % (_fake_path_number[0],) return os.path.join(prefix, ext) def MakeMockExperiment(compiler='gcc'): """Mocks an experiment using the given compiler.""" mock_experiment_file = StringIO(""" board: x86-alex remote: 127.0.0.1 perf_args: record -a -e cycles benchmark: PageCycler { iterations: 3 } image1 { chromeos_image: %s } image2 { remote: 127.0.0.2 chromeos_image: %s } """ % (FakePath('cros_image1.bin'), FakePath('cros_image2.bin'))) efile = ExperimentFile(mock_experiment_file) experiment = ExperimentFactory().GetExperiment(efile, FakePath('working_directory'), FakePath('log_dir')) for label in experiment.labels: label.compiler = compiler return experiment def _InjectSuccesses(experiment, how_many, keyvals, for_benchmark=0, label=None): """Injects successful experiment runs (for each label) into the experiment.""" # Defensive copy of keyvals, so if it's modified, we'll know. keyvals = dict(keyvals) num_configs = len(experiment.benchmarks) * len(experiment.labels) num_runs = len(experiment.benchmark_runs) // num_configs # TODO(gbiv): Centralize the mocking of these, maybe? (It's also done in # benchmark_run_unittest) bench = experiment.benchmarks[for_benchmark] cache_conditions = [] log_level = 'average' share_cache = '' locks_dir = '' log = logger.GetLogger() machine_manager = MockMachineManager( FakePath('chromeos_root'), 0, log_level, locks_dir) machine_manager.AddMachine('testing_machine') machine = next(m for m in machine_manager.GetMachines() if m.name == 'testing_machine') for label in experiment.labels: def MakeSuccessfulRun(n): run = MockBenchmarkRun('mock_success%d' % (n,), bench, label, 1 + n + num_runs, cache_conditions, machine_manager, log, log_level, share_cache) mock_result = MockResult(log, label, log_level, machine) mock_result.keyvals = keyvals run.result = mock_result return run experiment.benchmark_runs.extend( MakeSuccessfulRun(n) for n in xrange(how_many)) return experiment class TextResultsReportTest(unittest.TestCase): """Tests that the output of a text report contains the things we pass in. At the moment, this doesn't care deeply about the format in which said things are displayed. It just cares that they're present. """ def _checkReport(self, email): num_success = 2 success_keyvals = {'retval': 0, 'machine': 'some bot', 'a_float': 3.96} experiment = _InjectSuccesses(MakeMockExperiment(), num_success, success_keyvals) text_report = TextResultsReport.FromExperiment(experiment, email=email) \ .GetReport() self.assertIn(str(success_keyvals['a_float']), text_report) self.assertIn(success_keyvals['machine'], text_report) self.assertIn(MockCrosMachine.CPUINFO_STRING, text_report) return text_report def testOutput(self): email_report = self._checkReport(email=True) text_report = self._checkReport(email=False) # Ensure that the reports somehow different. Otherwise, having the # distinction is useless. self.assertNotEqual(email_report, text_report) class HTMLResultsReportTest(unittest.TestCase): """Tests that the output of a HTML report contains the things we pass in. At the moment, this doesn't care deeply about the format in which said things are displayed. It just cares that they're present. """ _TestOutput = collections.namedtuple('TestOutput', [ 'summary_table', 'perf_html', 'chart_js', 'charts', 'full_table', 'experiment_file' ]) @staticmethod def _GetTestOutput(perf_table, chart_js, summary_table, print_table, chart_divs, full_table, experiment_file): # N.B. Currently we don't check chart_js; it's just passed through because # cros lint complains otherwise. summary_table = print_table(summary_table, 'HTML') perf_html = print_table(perf_table, 'HTML') full_table = print_table(full_table, 'HTML') return HTMLResultsReportTest._TestOutput( summary_table=summary_table, perf_html=perf_html, chart_js=chart_js, charts=chart_divs, full_table=full_table, experiment_file=experiment_file) def _GetOutput(self, experiment=None, benchmark_results=None): with mock.patch('results_report_templates.GenerateHTMLPage') as standin: if experiment is not None: HTMLResultsReport.FromExperiment(experiment).GetReport() else: HTMLResultsReport(benchmark_results).GetReport() mod_mock = standin self.assertEquals(mod_mock.call_count, 1) # call_args[0] is positional args, call_args[1] is kwargs. self.assertEquals(mod_mock.call_args[0], tuple()) fmt_args = mod_mock.call_args[1] return self._GetTestOutput(**fmt_args) def testNoSuccessOutput(self): output = self._GetOutput(MakeMockExperiment()) self.assertIn('no result', output.summary_table) self.assertIn('no result', output.full_table) self.assertEqual(output.charts, '') self.assertNotEqual(output.experiment_file, '') def testSuccessfulOutput(self): num_success = 2 success_keyvals = {'retval': 0, 'a_float': 3.96} output = self._GetOutput( _InjectSuccesses(MakeMockExperiment(), num_success, success_keyvals)) self.assertNotIn('no result', output.summary_table) #self.assertIn(success_keyvals['machine'], output.summary_table) self.assertIn('a_float', output.summary_table) self.assertIn(str(success_keyvals['a_float']), output.summary_table) self.assertIn('a_float', output.full_table) # The _ in a_float is filtered out when we're generating HTML. self.assertIn('afloat', output.charts) # And make sure we have our experiment file... self.assertNotEqual(output.experiment_file, '') def testBenchmarkResultFailure(self): labels = ['label1'] benchmark_names_and_iterations = [('bench1', 1)] benchmark_keyvals = {'bench1': [[]]} results = BenchmarkResults(labels, benchmark_names_and_iterations, benchmark_keyvals) output = self._GetOutput(benchmark_results=results) self.assertIn('no result', output.summary_table) self.assertEqual(output.charts, '') self.assertEqual(output.experiment_file, '') def testBenchmarkResultSuccess(self): labels = ['label1'] benchmark_names_and_iterations = [('bench1', 1)] benchmark_keyvals = {'bench1': [[{'retval': 1, 'foo': 2.0}]]} results = BenchmarkResults(labels, benchmark_names_and_iterations, benchmark_keyvals) output = self._GetOutput(benchmark_results=results) self.assertNotIn('no result', output.summary_table) self.assertIn('bench1', output.summary_table) self.assertIn('bench1', output.full_table) self.assertNotEqual(output.charts, '') self.assertEqual(output.experiment_file, '') class JSONResultsReportTest(unittest.TestCase): """Tests JSONResultsReport.""" REQUIRED_REPORT_KEYS = ('date', 'time', 'label', 'test_name', 'pass') EXPERIMENT_REPORT_KEYS = ('board', 'chromeos_image', 'chromeos_version', 'chrome_version', 'compiler') @staticmethod def _GetRequiredKeys(is_experiment): required_keys = JSONResultsReportTest.REQUIRED_REPORT_KEYS if is_experiment: required_keys += JSONResultsReportTest.EXPERIMENT_REPORT_KEYS return required_keys def _CheckRequiredKeys(self, test_output, is_experiment): required_keys = self._GetRequiredKeys(is_experiment) for output in test_output: for key in required_keys: self.assertIn(key, output) def testAllFailedJSONReportOutput(self): experiment = MakeMockExperiment() results = JSONResultsReport.FromExperiment(experiment).GetReportObject() self._CheckRequiredKeys(results, is_experiment=True) # Nothing succeeded; we don't send anything more than what's required. required_keys = self._GetRequiredKeys(is_experiment=True) for result in results: self.assertItemsEqual(result.iterkeys(), required_keys) def testJSONReportOutputWithSuccesses(self): success_keyvals = { 'retval': 0, 'a_float': '2.3', 'many_floats': [['1.0', '2.0'], ['3.0']], 'machine': "i'm a pirate" } # 2 is arbitrary. num_success = 2 experiment = _InjectSuccesses(MakeMockExperiment(), num_success, success_keyvals) results = JSONResultsReport.FromExperiment(experiment).GetReportObject() self._CheckRequiredKeys(results, is_experiment=True) num_passes = num_success * len(experiment.labels) non_failures = [r for r in results if r['pass']] self.assertEqual(num_passes, len(non_failures)) # TODO(gbiv): ...Is the 3.0 *actually* meant to be dropped? expected_detailed = {'a_float': 2.3, 'many_floats': [1.0, 2.0]} for pass_ in non_failures: self.assertIn('detailed_results', pass_) self.assertDictEqual(expected_detailed, pass_['detailed_results']) self.assertIn('machine', pass_) self.assertEqual(success_keyvals['machine'], pass_['machine']) def testFailedJSONReportOutputWithoutExperiment(self): labels = ['label1'] benchmark_names_and_iterations = [('bench1', 1), ('bench2', 2), ('bench3', 1), ('bench4', 0)] benchmark_keyvals = { 'bench1': [[{ 'retval': 1, 'foo': 2.0 }]], 'bench2': [[{ 'retval': 1, 'foo': 4.0 }, { 'retval': -1, 'bar': 999 }]], # lack of retval is considered a failure. 'bench3': [[{}]], 'bench4': [[]] } bench_results = BenchmarkResults(labels, benchmark_names_and_iterations, benchmark_keyvals) results = JSONResultsReport(bench_results).GetReportObject() self._CheckRequiredKeys(results, is_experiment=False) self.assertFalse(any(r['pass'] for r in results)) def testJSONGetReportObeysJSONSettings(self): labels = ['label1'] benchmark_names_and_iterations = [('bench1', 1)] # These can be anything, really. So long as they're distinctive. separators = (',\t\n\t', ':\t\n\t') benchmark_keyvals = {'bench1': [[{'retval': 0, 'foo': 2.0}]]} bench_results = BenchmarkResults(labels, benchmark_names_and_iterations, benchmark_keyvals) reporter = JSONResultsReport( bench_results, json_args={'separators': separators}) result_str = reporter.GetReport() self.assertIn(separators[0], result_str) self.assertIn(separators[1], result_str) def testSuccessfulJSONReportOutputWithoutExperiment(self): labels = ['label1'] benchmark_names_and_iterations = [('bench1', 1), ('bench2', 2)] benchmark_keyvals = { 'bench1': [[{ 'retval': 0, 'foo': 2.0 }]], 'bench2': [[{ 'retval': 0, 'foo': 4.0 }, { 'retval': 0, 'bar': 999 }]] } bench_results = BenchmarkResults(labels, benchmark_names_and_iterations, benchmark_keyvals) results = JSONResultsReport(bench_results).GetReportObject() self._CheckRequiredKeys(results, is_experiment=False) self.assertTrue(all(r['pass'] for r in results)) # Enforce that the results have *some* deterministic order. keyfn = lambda r: (r['test_name'], r['detailed_results'].get('foo', 5.0)) sorted_results = sorted(results, key=keyfn) detailed_results = [r['detailed_results'] for r in sorted_results] bench1, bench2_foo, bench2_bar = detailed_results self.assertEqual(bench1['foo'], 2.0) self.assertEqual(bench2_foo['foo'], 4.0) self.assertEqual(bench2_bar['bar'], 999) self.assertNotIn('bar', bench1) self.assertNotIn('bar', bench2_foo) self.assertNotIn('foo', bench2_bar) class PerfReportParserTest(unittest.TestCase): """Tests for the perf report parser in results_report.""" @staticmethod def _ReadRealPerfReport(): my_dir = os.path.dirname(os.path.realpath(__file__)) with open(os.path.join(my_dir, 'perf_files/perf.data.report.0')) as f: return f.read() def testParserParsesRealWorldPerfReport(self): report = ParseStandardPerfReport(self._ReadRealPerfReport()) self.assertItemsEqual(['cycles', 'instructions'], report.keys()) # Arbitrarily selected known percentages from the perf report. known_cycles_percentages = { '0xffffffffa4a1f1c9': 0.66, '0x0000115bb7ba9b54': 0.47, '0x0000000000082e08': 0.00, '0xffffffffa4a13e63': 0.00, } report_cycles = report['cycles'] self.assertEqual(len(report_cycles), 214) for k, v in known_cycles_percentages.iteritems(): self.assertIn(k, report_cycles) self.assertEqual(v, report_cycles[k]) known_instrunctions_percentages = { '0x0000115bb6c35d7a': 1.65, '0x0000115bb7ba9b54': 0.67, '0x0000000000024f56': 0.00, '0xffffffffa4a0ee03': 0.00, } report_instructions = report['instructions'] self.assertEqual(len(report_instructions), 492) for k, v in known_instrunctions_percentages.iteritems(): self.assertIn(k, report_instructions) self.assertEqual(v, report_instructions[k]) if __name__ == '__main__': test_flag.SetTestMode(True) unittest.main()