def run_once(self):
# Get the start line of message belonging to this current boot.
start_line = utils.run(
'grep -ni "%s" "%s" | tail -n 1 | cut -d ":" -f 1' %
(self.BOOT_START_LINE_MSG, self.MESSAGE_PATH),
ignore_status=True).stdout.strip()
logging.info('Start line: %s', start_line)
if not start_line:
raise error.TestFail('Start line of boot is not found.')
def _grep_messages(pattern):
return utils.run('tail -n +%s %s | grep "%s"' %
(start_line, self.MESSAGE_PATH, pattern),
ignore_status=True).stdout
# Check hammerd is triggered on boot.
if not _grep_messages(self.TRIGGER_ON_BOOT_MSG):
raise error.TestFail('hammerd is not triggered on boot.')
# Check hammerd is terminated normally.
if _grep_messages(self.PROCESS_FAILED_MSG):
hammerd_log = _grep_messages(self.PROCESS_NAME)
logging.error('Hammerd log: %s', hammerd_log)
raise error.TestFail('hammerd terminated with non-zero value')
# Check that hammerd wrote to WRITE_SYSFS_PATH
sysfspath = utils.read_one_line(self.WRITE_SYSFS_PATH)
if not sysfspath:
raise error.TestFail('%s is empty' % (self.WRITE_SYSFS_PATH))
# Check that autosuspend is enabled
power = utils.read_one_line(sysfspath + '/' +
self.SYSFS_POWER_CONTROL_PATH)
if power != 'auto':
raise error.TestFail('Autosuspend not enabled on hammer port')
def _online(self, ac_path):
online_path = os.path.join(ac_path, 'online')
if not os.path.exists(online_path):
raise error.TestFail('online path does not exist: %s' %
online_path)
online = utils.read_one_line(online_path)
return online == '1'
def run_once(self, test_which='Mains'):
# This test doesn't apply to systems that run on AC only.
cmd = "mosys psu type"
if utils.system_output(cmd, ignore_status=True).strip() == "AC_only":
return
ac_paths = []
bat_paths = []
# Gather power supplies
for path in glob.glob(power_ProbeDriver.power_supply_path):
type_path = os.path.join(path, 'type')
if not os.path.exists(type_path):
continue
# With the advent of USB Type-C, mains power might show up as
# one of several variants of USB.
psu_type = utils.read_one_line(type_path)
if any([
psu_type == 'Mains', psu_type == 'USB',
psu_type == 'USB_DCP', psu_type == 'USB_CDP',
psu_type == 'USB_TYPE_C', psu_type == 'USB_PD',
psu_type == 'USB_PD_DRP'
]):
ac_paths.append(path)
elif psu_type == 'Battery':
bat_paths.append(path)
run_dict = {'Mains': self.run_ac, 'Battery': self.run_bat}
run = run_dict.get(test_which)
if run:
run(ac_paths, bat_paths)
else:
raise error.TestNAError('Unknown test type: %s' % test_which)
def sysctl_kernel(key, value=None):
"""(Very) partial implementation of sysctl, for kernel params"""
if value is not None:
# write
utils.write_one_line('/proc/sys/kernel/%s' % key, str(value))
else:
# read
out = utils.read_one_line('/proc/sys/kernel/%s' % key)
return int(re.search(r'\d+', out).group(0))
def sysctl_kernel(key, value=None):
"""(Very) partial implementation of sysctl, for kernel params"""
if value:
# write
utils.write_one_line("/proc/sys/kernel/%s" % key, str(value))
else:
# read
out = utils.read_one_line("/proc/sys/kernel/%s" % key)
return int(re.search(r"\d+", out).group(0))
def sysctl(key, value=None):
"""Generic implementation of sysctl, to read and write.
@param key: A location under /proc/sys
@param value: If not None, a value to write into the sysctl.
@return The single-line sysctl value as a string.
"""
path = '/proc/sys/%s' % key
if value is not None:
utils.write_one_line(path, str(value))
return utils.read_one_line(path)
def sysctl(key, value=None):
"""Generic implementation of sysctl, to read and write.
@param key: A location under /proc/sys
@param value: If not None, a value to write into the sysctl.
@return The single-line sysctl value as a string.
"""
path = '/proc/sys/%s' % key
if value is not None:
utils.write_one_line(path, str(value))
return utils.read_one_line(path)
def _read_property(self, bat_path, field):
"""
Reads the contents of a sysfs field for a battery sysfs.
Fields:
str bat_path: Battery sysfs path
str field: Sysfs field to read.
Return value:
str The contents of the sysfs field.
"""
property_path = os.path.join(bat_path, field)
if not self._has_property(bat_path, field):
raise error.TestNAError('Path not found: %s' % property_path)
return utils.read_one_line(property_path)
def get_gpu_family():
"""Returns the GPU family name."""
global pciid_to_amd_architecture
global pciid_to_intel_architecture
socfamily = base_utils.get_cpu_soc_family()
if socfamily == 'exynos5' or socfamily == 'rockchip' or has_mali():
cmd = wflinfo_cmd()
wflinfo = utils.system_output(cmd,
retain_output=True,
ignore_status=False)
version = re.findall(r'OpenGL renderer string: '
r'Mali-T([0-9]+)', wflinfo)
if version:
return 'mali-t%s' % version[0]
return 'mali-unrecognized'
if socfamily == 'tegra':
return 'tegra'
if os.path.exists('/sys/kernel/debug/pvr'):
return 'rogue'
pci_vga_device = utils.run("lspci | grep VGA").stdout.rstrip('\n')
bus_device_function = pci_vga_device.partition(' ')[0]
pci_path = '/sys/bus/pci/devices/0000:' + bus_device_function + '/device'
if not os.path.exists(pci_path):
raise error.TestError('PCI device 0000:' + bus_device_function + ' not found')
device_id = utils.read_one_line(pci_path).lower()
if "Advanced Micro Devices" in pci_vga_device:
if not pciid_to_amd_architecture:
with open(_AMD_PCI_IDS_FILE_PATH, 'r') as in_f:
pciid_to_amd_architecture = json.load(in_f)
return pciid_to_amd_architecture[device_id]
if "Intel Corporation" in pci_vga_device:
# Only load Intel PCI ID file once and only if necessary.
if not pciid_to_intel_architecture:
with open(_INTEL_PCI_IDS_FILE_PATH, 'r') as in_f:
pciid_to_intel_architecture = json.load(in_f)
return pciid_to_intel_architecture[device_id]
def test_preserves_leading_whitespace(self):
self.create_test_file(" has leading whitespace")
self.assertEqual(" has leading whitespace",
utils.read_one_line("filename"))
def test_works_on_file_with_no_newlines(self):
self.create_test_file("line but no newline")
self.assertEqual("line but no newline",
utils.read_one_line("filename"))
self.god.check_playback()
def test_works_on_empty_file(self):
self.create_test_file("")
self.assertEqual("", utils.read_one_line("filename"))
self.god.check_playback()
def test_drops_extra_lines(self):
self.create_test_file("line 1\nline 2\nline 3\n")
self.assertEqual("line 1", utils.read_one_line("filename"))
self.god.check_playback()
def test_strips_read_lines(self):
self.create_test_file("abc \n")
self.assertEqual("abc ", utils.read_one_line("filename"))
self.god.check_playback()
def test_strips_read_lines(self):
self.create_test_file("abc \n")
self.assertEqual("abc ", utils.read_one_line("filename"))
self.god.check_playback()
def test_preserves_leading_whitespace(self):
self.create_test_file(" has leading whitespace")
self.assertEqual(" has leading whitespace",
utils.read_one_line("filename"))
def test_works_on_file_with_no_newlines(self):
self.create_test_file("line but no newline")
self.assertEqual("line but no newline",
utils.read_one_line("filename"))
self.god.check_playback()
def test_works_on_empty_file(self):
self.create_test_file("")
self.assertEqual("", utils.read_one_line("filename"))
self.god.check_playback()
def test_drops_extra_lines(self):
self.create_test_file("line 1\nline 2\nline 3\n")
self.assertEqual("line 1", utils.read_one_line("filename"))
self.god.check_playback()
