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703 lines
26 KiB
703 lines
26 KiB
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# Copyright 2019 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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"""Unittest for device_setup_utils."""
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from __future__ import print_function
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import time
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import unittest
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from unittest import mock
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from cros_utils import command_executer
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from cros_utils import logger
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from cros_utils.device_setup_utils import DutWrapper
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BIG_LITTLE_CPUINFO = """processor : 0
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model name : ARMv8 Processor rev 4 (v8l)
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BogoMIPS : 48.00
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Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 8
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CPU variant : 0x0
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CPU part : 0xd03
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CPU revision : 4
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processor : 1
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model name : ARMv8 Processor rev 4 (v8l)
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BogoMIPS : 48.00
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Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 8
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CPU variant : 0x0
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CPU part : 0xd03
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CPU revision : 4
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processor : 2
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model name : ARMv8 Processor rev 2 (v8l)
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BogoMIPS : 48.00
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Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 8
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CPU variant : 0x0
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CPU part : 0xd08
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CPU revision : 2
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"""
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LITTLE_ONLY_CPUINFO = """processor : 0
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model name : ARMv8 Processor rev 4 (v8l)
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BogoMIPS : 48.00
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Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 8
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CPU variant : 0x0
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CPU part : 0xd03
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CPU revision : 4
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processor : 1
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model name : ARMv8 Processor rev 4 (v8l)
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BogoMIPS : 48.00
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Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 8
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CPU variant : 0x0
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CPU part : 0xd03
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CPU revision : 4
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"""
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NOT_BIG_LITTLE_CPUINFO = """processor : 0
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model name : ARMv7 Processor rev 1 (v7l)
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Features : swp half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 7
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CPU variant : 0x0
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CPU part : 0xc0d
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CPU revision : 1
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processor : 1
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model name : ARMv7 Processor rev 1 (v7l)
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Features : swp half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpv4
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CPU implementer : 0x41
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CPU architecture: 7
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CPU variant : 0x0
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CPU part : 0xc0d
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CPU revision : 1
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Hardware : Rockchip (Device Tree)
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Revision : 0000
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Serial : 0000000000000000
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"""
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class DutWrapperTest(unittest.TestCase):
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"""Class of DutWrapper test."""
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real_logger = logger.GetLogger()
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mock_cmd_exec = mock.Mock(spec=command_executer.CommandExecuter)
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mock_logger = mock.Mock(spec=logger.Logger)
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def __init__(self, *args, **kwargs):
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super(DutWrapperTest, self).__init__(*args, **kwargs)
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def setUp(self):
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self.dw = DutWrapper(
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'/tmp/chromeos',
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'lumpy.cros2',
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log_level='verbose',
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logger=self.mock_logger,
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ce=self.mock_cmd_exec,
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dut_config={})
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@mock.patch.object(command_executer.CommandExecuter, 'CrosRunCommandWOutput')
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def test_run_command_on_dut(self, mock_cros_runcmd):
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self.mock_cmd_exec.CrosRunCommandWOutput = mock_cros_runcmd
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mock_cros_runcmd.return_value = (0, '', '')
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mock_cros_runcmd.assert_not_called()
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self.dw.RunCommandOnDut('run command;')
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mock_cros_runcmd.assert_called_once_with(
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'run command;', chromeos_root='/tmp/chromeos', machine='lumpy.cros2')
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@mock.patch.object(command_executer.CommandExecuter, 'CrosRunCommandWOutput')
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def test_dut_wrapper_fatal_error(self, mock_cros_runcmd):
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self.mock_cmd_exec.CrosRunCommandWOutput = mock_cros_runcmd
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# Command returns error 1.
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mock_cros_runcmd.return_value = (1, '', 'Error!')
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mock_cros_runcmd.assert_not_called()
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self.dw.RunCommandOnDut('run command;')
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mock_cros_runcmd.assert_called_once_with(
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'run command;', chromeos_root='/tmp/chromeos', machine='lumpy.cros2')
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# Error status causes log fatal.
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self.assertEqual(
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self.mock_logger.method_calls[-1],
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mock.call.LogFatal('Command execution on DUT lumpy.cros2 failed.\n'
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'Failing command: run command;\nreturned 1\n'
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'Error message: Error!'))
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@mock.patch.object(command_executer.CommandExecuter, 'CrosRunCommandWOutput')
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def test_dut_wrapper_ignore_error(self, mock_cros_runcmd):
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self.mock_cmd_exec.CrosRunCommandWOutput = mock_cros_runcmd
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# Command returns error 1.
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mock_cros_runcmd.return_value = (1, '', 'Error!')
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self.dw.RunCommandOnDut('run command;', ignore_status=True)
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mock_cros_runcmd.assert_called_once_with(
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'run command;', chromeos_root='/tmp/chromeos', machine='lumpy.cros2')
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# Error status is not fatal. LogError records the error message.
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self.assertEqual(
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self.mock_logger.method_calls[-1],
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mock.call.LogError('Command execution on DUT lumpy.cros2 failed.\n'
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'Failing command: run command;\nreturned 1\n'
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'Error message: Error!\n'
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'(Failure is considered non-fatal. Continue.)'))
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def test_disable_aslr(self):
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '', ''))
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self.dw.DisableASLR()
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# pyformat: disable
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set_cpu_cmd = ('set -e; '
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'if [[ -e /proc/sys/kernel/randomize_va_space ]]; then '
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' echo 0 > /proc/sys/kernel/randomize_va_space; '
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'fi')
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self.dw.RunCommandOnDut.assert_called_once_with(set_cpu_cmd)
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def test_set_cpu_governor(self):
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '', ''))
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self.dw.SetCpuGovernor('new_governor', ignore_status=False)
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set_cpu_cmd = (
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'for f in `ls -d /sys/devices/system/cpu/cpu*/cpufreq 2>/dev/null`; do '
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# Skip writing scaling_governor if cpu is offline.
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' [[ -e ${f/cpufreq/online} ]] && grep -q 0 ${f/cpufreq/online} '
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' && continue; '
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' cd $f; '
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' if [[ -e scaling_governor ]]; then '
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' echo %s > scaling_governor; fi; '
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'done; ')
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self.dw.RunCommandOnDut.assert_called_once_with(
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set_cpu_cmd % 'new_governor', ignore_status=False)
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def test_set_cpu_governor_propagate_error(self):
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self.dw.RunCommandOnDut = mock.Mock(return_value=(1, '', 'Error.'))
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self.dw.SetCpuGovernor('non-exist_governor')
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set_cpu_cmd = (
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'for f in `ls -d /sys/devices/system/cpu/cpu*/cpufreq 2>/dev/null`; do '
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# Skip writing scaling_governor if cpu is not online.
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' [[ -e ${f/cpufreq/online} ]] && grep -q 0 ${f/cpufreq/online} '
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' && continue; '
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' cd $f; '
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' if [[ -e scaling_governor ]]; then '
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' echo %s > scaling_governor; fi; '
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'done; ')
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# By default error status is fatal.
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self.dw.RunCommandOnDut.assert_called_once_with(
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set_cpu_cmd % 'non-exist_governor', ignore_status=False)
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def test_set_cpu_governor_ignore_status(self):
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self.dw.RunCommandOnDut = mock.Mock(return_value=(1, '', 'Error.'))
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ret_code = self.dw.SetCpuGovernor('non-exist_governor', ignore_status=True)
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set_cpu_cmd = (
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'for f in `ls -d /sys/devices/system/cpu/cpu*/cpufreq 2>/dev/null`; do '
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# Skip writing scaling_governor if cpu is not online.
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' [[ -e ${f/cpufreq/online} ]] && grep -q 0 ${f/cpufreq/online} '
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' && continue; '
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' cd $f; '
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' if [[ -e scaling_governor ]]; then '
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' echo %s > scaling_governor; fi; '
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'done; ')
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self.dw.RunCommandOnDut.assert_called_once_with(
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set_cpu_cmd % 'non-exist_governor', ignore_status=True)
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self.assertEqual(ret_code, 1)
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def test_disable_turbo(self):
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '', ''))
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self.dw.DisableTurbo()
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set_cpu_cmd = (
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# Disable Turbo in Intel pstate driver
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'if [[ -e /sys/devices/system/cpu/intel_pstate/no_turbo ]]; then '
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' if grep -q 0 /sys/devices/system/cpu/intel_pstate/no_turbo; then '
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' echo -n 1 > /sys/devices/system/cpu/intel_pstate/no_turbo; '
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' fi; '
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'fi; ')
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self.dw.RunCommandOnDut.assert_called_once_with(set_cpu_cmd)
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def test_get_cpu_online_two(self):
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"""Test one digit CPU #."""
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self.dw.RunCommandOnDut = mock.Mock(
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return_value=(0, '/sys/devices/system/cpu/cpu0/online 0\n'
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'/sys/devices/system/cpu/cpu1/online 1\n', ''))
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cpu_online = self.dw.GetCpuOnline()
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self.assertEqual(cpu_online, {0: 0, 1: 1})
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def test_get_cpu_online_twelve(self):
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"""Test two digit CPU #."""
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self.dw.RunCommandOnDut = mock.Mock(
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return_value=(0, '/sys/devices/system/cpu/cpu0/online 1\n'
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'/sys/devices/system/cpu/cpu1/online 0\n'
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'/sys/devices/system/cpu/cpu10/online 1\n'
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'/sys/devices/system/cpu/cpu11/online 1\n'
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'/sys/devices/system/cpu/cpu2/online 1\n'
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'/sys/devices/system/cpu/cpu3/online 0\n'
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'/sys/devices/system/cpu/cpu4/online 1\n'
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'/sys/devices/system/cpu/cpu5/online 0\n'
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'/sys/devices/system/cpu/cpu6/online 1\n'
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'/sys/devices/system/cpu/cpu7/online 0\n'
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'/sys/devices/system/cpu/cpu8/online 1\n'
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'/sys/devices/system/cpu/cpu9/online 0\n', ''))
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cpu_online = self.dw.GetCpuOnline()
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self.assertEqual(cpu_online, {
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0: 1,
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1: 0,
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2: 1,
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3: 0,
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4: 1,
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5: 0,
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6: 1,
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7: 0,
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8: 1,
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9: 0,
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10: 1,
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11: 1
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})
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def test_get_cpu_online_no_output(self):
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"""Test error case, no output."""
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '', ''))
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with self.assertRaises(AssertionError):
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self.dw.GetCpuOnline()
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def test_get_cpu_online_command_error(self):
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"""Test error case, command error."""
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self.dw.RunCommandOnDut = mock.Mock(side_effect=AssertionError)
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with self.assertRaises(AssertionError):
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self.dw.GetCpuOnline()
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@mock.patch.object(DutWrapper, 'SetupArmCores')
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def test_setup_cpu_usage_little_on_arm(self, mock_setup_arm):
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self.dw.SetupArmCores = mock_setup_arm
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, 'armv7l', ''))
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self.dw.dut_config['cpu_usage'] = 'little_only'
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self.dw.SetupCpuUsage()
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self.dw.SetupArmCores.assert_called_once_with()
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@mock.patch.object(DutWrapper, 'SetupArmCores')
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def test_setup_cpu_usage_big_on_aarch64(self, mock_setup_arm):
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self.dw.SetupArmCores = mock_setup_arm
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, 'aarch64', ''))
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self.dw.dut_config['cpu_usage'] = 'big_only'
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self.dw.SetupCpuUsage()
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self.dw.SetupArmCores.assert_called_once_with()
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@mock.patch.object(DutWrapper, 'SetupArmCores')
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def test_setup_cpu_usage_big_on_intel(self, mock_setup_arm):
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self.dw.SetupArmCores = mock_setup_arm
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, 'x86_64', ''))
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self.dw.dut_config['cpu_usage'] = 'big_only'
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self.dw.SetupCpuUsage()
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# Check that SetupArmCores not called with invalid setup.
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self.dw.SetupArmCores.assert_not_called()
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@mock.patch.object(DutWrapper, 'SetupArmCores')
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def test_setup_cpu_usage_all_on_intel(self, mock_setup_arm):
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self.dw.SetupArmCores = mock_setup_arm
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self.dw.RunCommandOnDut = mock.Mock(return_value=(0, 'x86_64', ''))
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self.dw.dut_config['cpu_usage'] = 'all'
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self.dw.SetupCpuUsage()
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# Check that SetupArmCores not called in general case.
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self.dw.SetupArmCores.assert_not_called()
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def test_setup_arm_cores_big_on_big_little(self):
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0, BIG_LITTLE_CPUINFO, ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_usage'] = 'big_only'
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self.dw.SetupArmCores()
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self.dw.RunCommandOnDut.assert_called_with(
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'echo 1 | tee /sys/devices/system/cpu/cpu{2}/online; '
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'echo 0 | tee /sys/devices/system/cpu/cpu{0,1}/online')
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def test_setup_arm_cores_little_on_big_little(self):
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0, BIG_LITTLE_CPUINFO, ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_usage'] = 'little_only'
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self.dw.SetupArmCores()
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self.dw.RunCommandOnDut.assert_called_with(
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'echo 1 | tee /sys/devices/system/cpu/cpu{0,1}/online; '
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'echo 0 | tee /sys/devices/system/cpu/cpu{2}/online')
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def test_setup_arm_cores_invalid_config(self):
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0, LITTLE_ONLY_CPUINFO, ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_usage'] = 'big_only'
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self.dw.SetupArmCores()
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# Check that setup command is not sent when trying
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# to use 'big_only' on a platform with all little cores.
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self.dw.RunCommandOnDut.assert_called_once_with('cat /proc/cpuinfo')
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def test_setup_arm_cores_not_big_little(self):
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0, NOT_BIG_LITTLE_CPUINFO, ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_usage'] = 'big_only'
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self.dw.SetupArmCores()
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# Check that setup command is not sent when trying
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# to use 'big_only' on a platform w/o support of big/little.
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self.dw.RunCommandOnDut.assert_called_once_with('cat /proc/cpuinfo')
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def test_setup_arm_cores_unsupported_cpu_usage(self):
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0, BIG_LITTLE_CPUINFO, ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_usage'] = 'exclusive_cores'
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self.dw.SetupArmCores()
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# Check that setup command is not sent when trying to use
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# 'exclusive_cores' on ARM CPU setup.
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self.dw.RunCommandOnDut.assert_called_once_with('cat /proc/cpuinfo')
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def test_setup_cpu_freq_single_full(self):
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online = [0]
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0,
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies\n',
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''),
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(0, '1 2 3 4 5 6 7 8 9 10', ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_freq_pct'] = 100
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self.dw.SetupCpuFreq(online)
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self.assertGreaterEqual(self.dw.RunCommandOnDut.call_count, 3)
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self.assertEqual(
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self.dw.RunCommandOnDut.call_args,
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mock.call('echo 10 | tee '
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq '
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq'))
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def test_setup_cpu_freq_middle(self):
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online = [0]
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0,
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies\n',
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''),
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(0, '1 2 3 4 5 6 7 8 9 10', ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_freq_pct'] = 60
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self.dw.SetupCpuFreq(online)
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self.assertGreaterEqual(self.dw.RunCommandOnDut.call_count, 2)
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self.assertEqual(
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self.dw.RunCommandOnDut.call_args,
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mock.call('echo 6 | tee '
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq '
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq'))
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def test_setup_cpu_freq_lowest(self):
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online = [0]
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self.dw.RunCommandOnDut = mock.Mock(side_effect=[
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(0,
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies\n',
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''),
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(0, '1 2 3 4 5 6 7 8 9 10', ''),
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(0, '', ''),
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])
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self.dw.dut_config['cpu_freq_pct'] = 0
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self.dw.SetupCpuFreq(online)
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self.assertGreaterEqual(self.dw.RunCommandOnDut.call_count, 2)
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self.assertEqual(
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self.dw.RunCommandOnDut.call_args,
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mock.call('echo 1 | tee '
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq '
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'/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq'))
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|
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def test_setup_cpu_freq_multiple_middle(self):
|
|
online = [0, 1]
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[
|
|
(0,
|
|
'/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies\n'
|
|
'/sys/devices/system/cpu/cpu1/cpufreq/scaling_available_frequencies\n',
|
|
''),
|
|
(0, '1 2 3 4 5 6 7 8 9 10', ''),
|
|
(0, '', ''),
|
|
(0, '1 4 6 8 10 12 14 16 18 20', ''),
|
|
(0, '', ''),
|
|
])
|
|
self.dw.dut_config['cpu_freq_pct'] = 70
|
|
self.dw.SetupCpuFreq(online)
|
|
self.assertEqual(self.dw.RunCommandOnDut.call_count, 5)
|
|
self.assertEqual(
|
|
self.dw.RunCommandOnDut.call_args_list[2],
|
|
mock.call('echo 7 | tee '
|
|
'/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq '
|
|
'/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq'))
|
|
self.assertEqual(
|
|
self.dw.RunCommandOnDut.call_args_list[4],
|
|
mock.call('echo 14 | tee '
|
|
'/sys/devices/system/cpu/cpu1/cpufreq/scaling_max_freq '
|
|
'/sys/devices/system/cpu/cpu1/cpufreq/scaling_min_freq'))
|
|
|
|
def test_setup_cpu_freq_no_scaling_available(self):
|
|
online = [0, 1]
|
|
self.dw.RunCommandOnDut = mock.Mock(
|
|
return_value=(2, '', 'No such file or directory'))
|
|
self.dw.dut_config['cpu_freq_pct'] = 50
|
|
self.dw.SetupCpuFreq(online)
|
|
self.dw.RunCommandOnDut.assert_called_once()
|
|
self.assertNotRegex(self.dw.RunCommandOnDut.call_args_list[0][0][0],
|
|
'^echo.*scaling_max_freq$')
|
|
|
|
def test_setup_cpu_freq_multiple_no_access(self):
|
|
online = [0, 1]
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[
|
|
(0,
|
|
'/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies\n'
|
|
'/sys/devices/system/cpu/cpu1/cpufreq/scaling_available_frequencies\n',
|
|
''),
|
|
(0, '1 4 6 8 10 12 14 16 18 20', ''),
|
|
AssertionError(),
|
|
])
|
|
self.dw.dut_config['cpu_freq_pct'] = 30
|
|
# Error status causes log fatal.
|
|
with self.assertRaises(AssertionError):
|
|
self.dw.SetupCpuFreq(online)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_nowait(self, mock_sleep):
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '39000', ''))
|
|
self.dw.dut_config['cooldown_time'] = 10
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
# Send command to DUT only once to check temperature
|
|
# and make sure it does not exceed the threshold.
|
|
self.dw.RunCommandOnDut.assert_called_once()
|
|
mock_sleep.assert_not_called()
|
|
self.assertEqual(wait_time, 0)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_needwait_once(self, mock_sleep):
|
|
"""Wait one iteration for cooldown.
|
|
|
|
Set large enough timeout and changing temperature
|
|
output. Make sure it exits when expected value
|
|
received.
|
|
Expect that WaitCooldown check temp twice.
|
|
"""
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[(0, '41000',
|
|
''), (0, '39999', '')])
|
|
self.dw.dut_config['cooldown_time'] = 100
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
self.dw.RunCommandOnDut.assert_called()
|
|
self.assertEqual(self.dw.RunCommandOnDut.call_count, 2)
|
|
mock_sleep.assert_called()
|
|
self.assertGreater(wait_time, 0)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_needwait(self, mock_sleep):
|
|
"""Test exit by timeout.
|
|
|
|
Send command to DUT checking the temperature and
|
|
check repeatedly until timeout goes off.
|
|
Output from temperature sensor never changes.
|
|
"""
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '41000', ''))
|
|
self.dw.dut_config['cooldown_time'] = 60
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
self.dw.RunCommandOnDut.assert_called()
|
|
self.assertGreater(self.dw.RunCommandOnDut.call_count, 2)
|
|
mock_sleep.assert_called()
|
|
self.assertGreater(wait_time, 0)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_needwait_multtemp(self, mock_sleep):
|
|
"""Wait until all temps go down.
|
|
|
|
Set large enough timeout and changing temperature
|
|
output. Make sure it exits when expected value
|
|
for all temperatures received.
|
|
Expect 3 checks.
|
|
"""
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[
|
|
(0, '41000\n20000\n30000\n45000', ''),
|
|
(0, '39000\n20000\n30000\n41000', ''),
|
|
(0, '39000\n20000\n30000\n31000', ''),
|
|
])
|
|
self.dw.dut_config['cooldown_time'] = 100
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
self.dw.RunCommandOnDut.assert_called()
|
|
self.assertEqual(self.dw.RunCommandOnDut.call_count, 3)
|
|
mock_sleep.assert_called()
|
|
self.assertGreater(wait_time, 0)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_thermal_error(self, mock_sleep):
|
|
"""Handle error status.
|
|
|
|
Any error should be considered non-fatal.
|
|
"""
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[
|
|
(1, '39000\n20000\n30000\n41000', 'Thermal error'),
|
|
(1, '39000\n20000\n30000\n31000', 'Thermal error'),
|
|
])
|
|
self.dw.dut_config['cooldown_time'] = 10
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
# Check that errors are ignored.
|
|
self.dw.RunCommandOnDut.assert_called_with(
|
|
'cat /sys/class/thermal/thermal_zone*/temp', ignore_status=True)
|
|
self.assertEqual(self.dw.RunCommandOnDut.call_count, 2)
|
|
# Check that we are waiting even when an error is returned
|
|
# as soon as data is coming.
|
|
mock_sleep.assert_called()
|
|
self.assertGreater(wait_time, 0)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_thermal_no_output(self, mock_sleep):
|
|
"""Handle no output.
|
|
|
|
Check handling of empty stdout.
|
|
"""
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[(1, '', 'Thermal error')])
|
|
self.dw.dut_config['cooldown_time'] = 10
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
# Check that errors are ignored.
|
|
self.dw.RunCommandOnDut.assert_called_once_with(
|
|
'cat /sys/class/thermal/thermal_zone*/temp', ignore_status=True)
|
|
# No wait.
|
|
mock_sleep.assert_not_called()
|
|
self.assertEqual(wait_time, 0)
|
|
|
|
@mock.patch.object(time, 'sleep')
|
|
def test_wait_cooldown_thermal_ws_output(self, mock_sleep):
|
|
"""Handle whitespace output.
|
|
|
|
Check handling of whitespace only.
|
|
"""
|
|
mock_sleep.return_value = 0
|
|
self.dw.RunCommandOnDut = mock.Mock(side_effect=[(1, '\n',
|
|
'Thermal error')])
|
|
self.dw.dut_config['cooldown_time'] = 10
|
|
self.dw.dut_config['cooldown_temp'] = 40
|
|
wait_time = self.dw.WaitCooldown()
|
|
# Check that errors are ignored.
|
|
self.dw.RunCommandOnDut.assert_called_once_with(
|
|
'cat /sys/class/thermal/thermal_zone*/temp', ignore_status=True)
|
|
# No wait.
|
|
mock_sleep.assert_not_called()
|
|
self.assertEqual(wait_time, 0)
|
|
|
|
def test_stop_ui(self):
|
|
self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '', ''))
|
|
self.dw.StopUI()
|
|
self.dw.RunCommandOnDut.assert_called_once_with(
|
|
'stop ui', ignore_status=True)
|
|
|
|
def test_start_ui(self):
|
|
self.dw.RunCommandOnDut = mock.Mock(return_value=(0, '', ''))
|
|
self.dw.StartUI()
|
|
self.dw.RunCommandOnDut.assert_called_once_with(
|
|
'start ui', ignore_status=True)
|
|
|
|
def test_setup_device(self):
|
|
|
|
def FakeRunner(command, ignore_status=False):
|
|
# pylint fix for unused variable.
|
|
del command, ignore_status
|
|
return 0, '', ''
|
|
|
|
def SetupMockFunctions():
|
|
self.dw.RunCommandOnDut = mock.Mock(return_value=FakeRunner)
|
|
self.dw.KerncmdUpdateNeeded = mock.Mock(return_value=True)
|
|
self.dw.UpdateKerncmdIntelPstate = mock.Mock(return_value=0)
|
|
self.dw.DisableASLR = mock.Mock(return_value=0)
|
|
self.dw.SetupCpuUsage = mock.Mock(return_value=0)
|
|
self.dw.SetupCpuFreq = mock.Mock(return_value=0)
|
|
self.dw.GetCpuOnline = mock.Mock(return_value={0: 1, 1: 1, 2: 0})
|
|
self.dw.SetCpuGovernor = mock.Mock(return_value=0)
|
|
self.dw.DisableTurbo = mock.Mock(return_value=0)
|
|
self.dw.StopUI = mock.Mock(return_value=0)
|
|
self.dw.StartUI = mock.Mock(return_value=0)
|
|
self.dw.WaitCooldown = mock.Mock(return_value=0)
|
|
self.dw.DecreaseWaitTime = mock.Mock(return_value=0)
|
|
|
|
self.dw.dut_config['enable_aslr'] = False
|
|
self.dw.dut_config['cooldown_time'] = 0
|
|
self.dw.dut_config['governor'] = 'fake_governor'
|
|
self.dw.dut_config['cpu_freq_pct'] = 65
|
|
self.dw.dut_config['intel_pstate'] = 'no_hwp'
|
|
|
|
SetupMockFunctions()
|
|
self.dw.SetupDevice()
|
|
|
|
self.dw.KerncmdUpdateNeeded.assert_called_once()
|
|
self.dw.UpdateKerncmdIntelPstate.assert_called_once()
|
|
self.dw.DisableASLR.assert_called_once()
|
|
self.dw.SetupCpuUsage.assert_called_once_with()
|
|
self.dw.SetupCpuFreq.assert_called_once_with([0, 1])
|
|
self.dw.GetCpuOnline.assert_called_once_with()
|
|
self.dw.SetCpuGovernor.assert_called_once_with('fake_governor')
|
|
self.dw.DisableTurbo.assert_called_once_with()
|
|
self.dw.DecreaseWaitTime.assert_called_once_with()
|
|
self.dw.StopUI.assert_called_once_with()
|
|
self.dw.StartUI.assert_called_once_with()
|
|
self.dw.WaitCooldown.assert_not_called()
|
|
|
|
# Test SetupDevice with cooldown
|
|
self.dw.dut_config['cooldown_time'] = 10
|
|
|
|
SetupMockFunctions()
|
|
self.dw.GetCpuOnline = mock.Mock(return_value={0: 0, 1: 1})
|
|
|
|
self.dw.SetupDevice()
|
|
|
|
self.dw.WaitCooldown.assert_called_once_with()
|
|
self.dw.DisableASLR.assert_called_once()
|
|
self.dw.DisableTurbo.assert_called_once_with()
|
|
self.dw.SetupCpuUsage.assert_called_once_with()
|
|
self.dw.SetupCpuFreq.assert_called_once_with([1])
|
|
self.dw.SetCpuGovernor.assert_called()
|
|
self.dw.GetCpuOnline.assert_called_once_with()
|
|
self.dw.StopUI.assert_called_once_with()
|
|
self.dw.StartUI.assert_called_once_with()
|
|
self.assertGreater(self.dw.SetCpuGovernor.call_count, 1)
|
|
self.assertEqual(self.dw.SetCpuGovernor.call_args,
|
|
mock.call('fake_governor'))
|
|
|
|
# Test SetupDevice with cooldown
|
|
SetupMockFunctions()
|
|
self.dw.SetupCpuUsage = mock.Mock(side_effect=RuntimeError())
|
|
|
|
with self.assertRaises(RuntimeError):
|
|
self.dw.SetupDevice()
|
|
|
|
# This call injected an exception.
|
|
self.dw.SetupCpuUsage.assert_called_once_with()
|
|
# Calls following the expeption are skipped.
|
|
self.dw.WaitCooldown.assert_not_called()
|
|
self.dw.DisableTurbo.assert_not_called()
|
|
self.dw.SetupCpuFreq.assert_not_called()
|
|
self.dw.SetCpuGovernor.assert_not_called()
|
|
self.dw.GetCpuOnline.assert_not_called()
|
|
# Check that Stop/Start UI are always called.
|
|
self.dw.StopUI.assert_called_once_with()
|
|
self.dw.StartUI.assert_called_once_with()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|