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226 lines
8.0 KiB
226 lines
8.0 KiB
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# Copyright 2015 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""This contains the unit tests for the new Crosperf task scheduler."""
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from __future__ import print_function
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import functools
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import io
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import unittest
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import unittest.mock as mock
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import benchmark_run
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import test_flag
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from experiment_factory import ExperimentFactory
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from experiment_file import ExperimentFile
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from cros_utils.command_executer import CommandExecuter
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from experiment_runner_unittest import FakeLogger
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from schedv2 import Schedv2
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EXPERIMENT_FILE_1 = """\
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board: daisy
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remote: chromeos-daisy1.cros chromeos-daisy2.cros
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locks_dir: /tmp
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benchmark: kraken {
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suite: telemetry_Crosperf
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iterations: 3
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}
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image1 {
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chromeos_image: /chromeos/src/build/images/daisy/latest/cros_image1.bin
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remote: chromeos-daisy3.cros
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}
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image2 {
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chromeos_image: /chromeos/src/build/imaages/daisy/latest/cros_image2.bin
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remote: chromeos-daisy4.cros chromeos-daisy5.cros
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}
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"""
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EXPERIMENT_FILE_WITH_FORMAT = """\
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board: daisy
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remote: chromeos-daisy1.cros chromeos-daisy2.cros
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locks_dir: /tmp
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benchmark: kraken {{
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suite: telemetry_Crosperf
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iterations: {kraken_iterations}
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}}
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image1 {{
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chromeos_image: /chromeos/src/build/images/daisy/latest/cros_image1.bin
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remote: chromeos-daisy3.cros
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}}
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image2 {{
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chromeos_image: /chromeos/src/build/imaages/daisy/latest/cros_image2.bin
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remote: chromeos-daisy4.cros chromeos-daisy5.cros
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}}
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"""
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class Schedv2Test(unittest.TestCase):
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"""Class for setting up and running the unit tests."""
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def setUp(self):
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self.exp = None
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mock_logger = FakeLogger()
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mock_cmd_exec = mock.Mock(spec=CommandExecuter)
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@mock.patch('benchmark_run.BenchmarkRun', new=benchmark_run.MockBenchmarkRun)
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def _make_fake_experiment(self, expstr):
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"""Create fake experiment from string.
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Note - we mock out BenchmarkRun in this step.
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"""
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experiment_file = ExperimentFile(io.StringIO(expstr))
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experiment = ExperimentFactory().GetExperiment(
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experiment_file, working_directory='', log_dir='')
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return experiment
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def test_remote(self):
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"""Test that remotes in labels are aggregated into experiment.remote."""
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self.exp = self._make_fake_experiment(EXPERIMENT_FILE_1)
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self.exp.log_level = 'verbose'
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my_schedv2 = Schedv2(self.exp)
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self.assertFalse(my_schedv2.is_complete())
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self.assertIn('chromeos-daisy1.cros', self.exp.remote)
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self.assertIn('chromeos-daisy2.cros', self.exp.remote)
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self.assertIn('chromeos-daisy3.cros', self.exp.remote)
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self.assertIn('chromeos-daisy4.cros', self.exp.remote)
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self.assertIn('chromeos-daisy5.cros', self.exp.remote)
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def test_unreachable_remote(self):
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"""Test unreachable remotes are removed from experiment and label."""
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def MockIsReachable(cm):
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return (cm.name != 'chromeos-daisy3.cros' and
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cm.name != 'chromeos-daisy5.cros')
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with mock.patch(
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'machine_manager.MockCrosMachine.IsReachable', new=MockIsReachable):
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self.exp = self._make_fake_experiment(EXPERIMENT_FILE_1)
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self.assertIn('chromeos-daisy1.cros', self.exp.remote)
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self.assertIn('chromeos-daisy2.cros', self.exp.remote)
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self.assertNotIn('chromeos-daisy3.cros', self.exp.remote)
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self.assertIn('chromeos-daisy4.cros', self.exp.remote)
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self.assertNotIn('chromeos-daisy5.cros', self.exp.remote)
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for l in self.exp.labels:
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if l.name == 'image2':
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self.assertNotIn('chromeos-daisy5.cros', l.remote)
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self.assertIn('chromeos-daisy4.cros', l.remote)
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elif l.name == 'image1':
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self.assertNotIn('chromeos-daisy3.cros', l.remote)
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@mock.patch('schedv2.BenchmarkRunCacheReader')
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def test_BenchmarkRunCacheReader_1(self, reader):
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"""Test benchmarkrun set is split into 5 segments."""
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self.exp = self._make_fake_experiment(
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EXPERIMENT_FILE_WITH_FORMAT.format(kraken_iterations=9))
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my_schedv2 = Schedv2(self.exp)
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self.assertFalse(my_schedv2.is_complete())
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# We have 9 * 2 == 18 brs, we use 5 threads, each reading 4, 4, 4,
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# 4, 2 brs respectively.
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# Assert that BenchmarkRunCacheReader() is called 5 times.
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self.assertEqual(reader.call_count, 5)
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# reader.call_args_list[n] - nth call.
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# reader.call_args_list[n][0] - positioned args in nth call.
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# reader.call_args_list[n][0][1] - the 2nd arg in nth call,
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# that is 'br_list' in 'schedv2.BenchmarkRunCacheReader'.
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self.assertEqual(len(reader.call_args_list[0][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[1][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[2][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[3][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[4][0][1]), 2)
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@mock.patch('schedv2.BenchmarkRunCacheReader')
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def test_BenchmarkRunCacheReader_2(self, reader):
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"""Test benchmarkrun set is split into 4 segments."""
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self.exp = self._make_fake_experiment(
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EXPERIMENT_FILE_WITH_FORMAT.format(kraken_iterations=8))
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my_schedv2 = Schedv2(self.exp)
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self.assertFalse(my_schedv2.is_complete())
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# We have 8 * 2 == 16 brs, we use 4 threads, each reading 4 brs.
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self.assertEqual(reader.call_count, 4)
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self.assertEqual(len(reader.call_args_list[0][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[1][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[2][0][1]), 4)
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self.assertEqual(len(reader.call_args_list[3][0][1]), 4)
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@mock.patch('schedv2.BenchmarkRunCacheReader')
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def test_BenchmarkRunCacheReader_3(self, reader):
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"""Test benchmarkrun set is split into 2 segments."""
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self.exp = self._make_fake_experiment(
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EXPERIMENT_FILE_WITH_FORMAT.format(kraken_iterations=3))
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my_schedv2 = Schedv2(self.exp)
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self.assertFalse(my_schedv2.is_complete())
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# We have 3 * 2 == 6 brs, we use 2 threads.
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self.assertEqual(reader.call_count, 2)
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self.assertEqual(len(reader.call_args_list[0][0][1]), 3)
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self.assertEqual(len(reader.call_args_list[1][0][1]), 3)
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@mock.patch('schedv2.BenchmarkRunCacheReader')
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def test_BenchmarkRunCacheReader_4(self, reader):
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"""Test benchmarkrun set is not splitted."""
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self.exp = self._make_fake_experiment(
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EXPERIMENT_FILE_WITH_FORMAT.format(kraken_iterations=1))
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my_schedv2 = Schedv2(self.exp)
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self.assertFalse(my_schedv2.is_complete())
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# We have 1 * 2 == 2 br, so only 1 instance.
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self.assertEqual(reader.call_count, 1)
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self.assertEqual(len(reader.call_args_list[0][0][1]), 2)
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def test_cachehit(self):
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"""Test cache-hit and none-cache-hit brs are properly organized."""
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def MockReadCache(br):
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br.cache_hit = (br.label.name == 'image2')
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with mock.patch(
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'benchmark_run.MockBenchmarkRun.ReadCache', new=MockReadCache):
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# We have 2 * 30 brs, half of which are put into _cached_br_list.
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self.exp = self._make_fake_experiment(
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EXPERIMENT_FILE_WITH_FORMAT.format(kraken_iterations=30))
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my_schedv2 = Schedv2(self.exp)
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self.assertEqual(len(my_schedv2.get_cached_run_list()), 30)
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# The non-cache-hit brs are put into Schedv2._label_brl_map.
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self.assertEqual(
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functools.reduce(lambda a, x: a + len(x[1]),
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my_schedv2.get_label_map().items(), 0), 30)
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def test_nocachehit(self):
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"""Test no cache-hit."""
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def MockReadCache(br):
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br.cache_hit = False
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with mock.patch(
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'benchmark_run.MockBenchmarkRun.ReadCache', new=MockReadCache):
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# We have 2 * 30 brs, none of which are put into _cached_br_list.
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self.exp = self._make_fake_experiment(
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EXPERIMENT_FILE_WITH_FORMAT.format(kraken_iterations=30))
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my_schedv2 = Schedv2(self.exp)
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self.assertEqual(len(my_schedv2.get_cached_run_list()), 0)
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# The non-cache-hit brs are put into Schedv2._label_brl_map.
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self.assertEqual(
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functools.reduce(lambda a, x: a + len(x[1]),
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my_schedv2.get_label_map().items(), 0), 60)
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if __name__ == '__main__':
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test_flag.SetTestMode(True)
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unittest.main()
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