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edd_test.py
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edd_test.py
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import unittest
import mock
import os
import inspect
import logging
import copy
from blivet.devicelibs import edd
class FakeDevice(object):
def __init__(self, name):
self.name = name
class FakeEddEntry(edd.EddEntry):
def __init__(self, sysfspath, **kw):
edd.EddEntry.__init__(self, sysfspath)
for (name, value) in kw.items():
self.__dict__[name] = value
@property
def sysfspath(self):
return "%s/%s" % (edd.fsroot, self._sysfspath[1:])
def load(self):
pass
def __repr__(self):
return "<FakeEddEntry%s>" % (self._fmt(' ', ''),)
def __lt__(self, other):
return self.__dict__ < other.__dict__
def __eq__(self, other):
return self.__dict__ == other.__dict__
class EddTestCase(unittest.TestCase):
_edd_logger = None
max_diff = None
def setUp(self):
super(EddTestCase, self).setUp()
if 'WORKSPACE' in os.environ.keys():
ws = os.environ['WORKSPACE']
else:
ws = "/tmp"
self.log_handler = logging.FileHandler("%s/%s" % (ws, "blivet-edd.log"))
self.log_handler.setLevel(logging.DEBUG)
formatter = logging.Formatter("%(asctime)s %(levelname)s %(name)s: %(message)s")
self.log_handler.setFormatter(formatter)
edd.log.addHandler(self.log_handler)
self.td_log_handler = logging.FileHandler("%s/%s" %
(ws, "blivet-edd-testdata.log"))
self.td_log_handler.setLevel(logging.DEBUG)
formatter = logging.Formatter("%(asctime)s %(levelname)s %(name)s: %(message)s")
self.td_log_handler.setFormatter(formatter)
edd.testdata_log.addHandler(self.td_log_handler)
self._edd_logger = edd.log
self._edd_logger_level = edd.log.level
self._edd_testdata_logger = edd.testdata_log
self._edd_testdata_logger_level = edd.testdata_log.level
edd.log.setLevel(logging.DEBUG)
newlog = mock.MagicMock(name='log')
newlog.debug = mock.Mock(name='debug',
side_effect=self._edd_logger.debug)
newlog.info = mock.Mock(name='info',
side_effect=self._edd_logger.info)
newlog.warning = mock.Mock(name='warning',
side_effect=self._edd_logger.warning)
newlog.error = mock.Mock(name='error',
side_effect=self._edd_logger.error)
edd.log = newlog
def tearDown(self):
edd.log = self._edd_logger
edd.log.setLevel(self._edd_logger_level)
edd.log.removeHandler(self.log_handler)
edd.testdata_log.removeHandler(self.td_log_handler)
super(EddTestCase, self).tearDown()
def check_logs(self, debugs=None, infos=None, warnings=None, errors=None):
def check(left, right_object):
left = [mock.call(*x) for x in left or []]
left.sort()
right = copy.copy(right_object.call_args_list or [])
right.sort()
self.assertEqual(left, right)
if len(left) == 0:
self.assertEqual(right_object.called, False)
else:
self.assertEqual(right_object.called, True)
check(debugs, edd.log.debug)
check(infos, edd.log.info)
check(warnings, edd.log.warning)
check(errors, edd.log.error)
def _set_fs_root(self, edd_module, fsroot):
if fsroot is None:
edd_module.fsroot = ""
else:
dirname = os.path.dirname(inspect.getfile(edd_module))
edd_module.fsroot = os.path.join(dirname, "../../tests/devicelibs_test/edd_data/", fsroot)
def debug(self, *args):
fmt = "edd_test: "
if len(args) >= 0:
fmt += args[0]
args = args[1:]
self._edd_logger.debug(fmt, *args)
def test_collect_edd_data_sata_usb(self):
# test with sata sda, usb sdb
self._set_fs_root(edd, "sata_usb")
self._edd_logger.debug("starting test %s", self._testMethodName)
edd.testdata_log.debug("starting test %s", self._testMethodName)
fakeedd = {
0x80: FakeEddEntry(version="0x30", mbr_sig="0x00000000",
sectors=312581808, host_bus="PCI", type="SATA",
pci_dev="00:1f.2", channel=255, ata_device=1,
interface="SATA \tdevice: 1",
sysfspath="/sys/firmware/edd/int13_dev80"),
0x81: FakeEddEntry(version="0x21", mbr_sig="0x96a20d28",
sectors=31293440, host_bus="PCI", type="USB",
pci_dev="ff:ff.255", channel=255,
usb_serial=0x30302e31,
interface="USB \tserial_number: 30302e31",
sysfspath="/sys/firmware/edd/int13_dev81"),
}
edd_dict = edd.collect_edd_data()
self.debug('edd_dict: %s', edd_dict)
debugs = [
("edd: found device 0x%x at %s", 0x80,
'/sys/firmware/edd/int13_dev80'),
("edd: found device 0x%x at %s", 0x81,
'/sys/firmware/edd/int13_dev81'),
]
self.assertEqual(len(edd_dict), 2)
self.assertEqual(fakeedd[0x80], edd_dict[0x80])
self.assertEqual(fakeedd[0x81], edd_dict[0x81])
self.check_logs(debugs=debugs)
def test_get_edd_dict_sata_usb(self):
# test with sata sda, usb sdb
self._set_fs_root(edd, "sata_usb")
self._edd_logger.debug("starting test %s", self._testMethodName)
edd.testdata_log.debug("starting test %s", self._testMethodName)
devices = (FakeDevice("sda"),
FakeDevice("sdb"),
)
fakeedd = {
0x80: FakeEddEntry(version="0x30", mbr_sig="0x00000000",
sectors=312581808, host_bus="PCI", type="SATA",
pci_dev="00:1f.2", channel=255, ata_device=1,
interface="SATA \tdevice: 1",
sysfspath="/sys/firmware/edd/int13_dev80",
sysfslink="../devices/pci0000:00/0000:00:1f.2/ata2"
"/host1/target1:0:0/1:0:0:0/block/sda"),
0x81: FakeEddEntry(version="0x21", mbr_sig="0x96a20d28",
sectors=31293440, host_bus="PCI", type="USB",
pci_dev="ff:ff.255", channel=255,
usb_serial=0x30302e31,
interface="USB \tserial_number: 30302e31",
sysfspath="/sys/firmware/edd/int13_dev81"),
}
edd_dict = edd.get_edd_dict(devices)
self.debug('edd_dict: %s', edd_dict)
self.assertEqual(len(edd_dict), 2)
self.assertEqual(edd_dict["sda"], 0x80)
self.assertEqual(edd_dict["sdb"], 0x81)
debugs = [
("edd: data extracted from 0x%x:\n%s", 0x80, fakeedd[0x80]),
("edd: data extracted from 0x%x:\n%s", 0x81, fakeedd[0x81]),
("edd: found device 0x%x at %s", 0x80,
'/sys/firmware/edd/int13_dev80'),
("edd: found device 0x%x at %s", 0x81,
'/sys/firmware/edd/int13_dev81'),
]
infos = [
("edd: MBR signature on %s is zero. new disk image?", "sda"),
("edd: collected mbr signatures: %s", {'sdb': '0x96a20d28'}),
("edd: matched 0x%x to %s using PCI dev", 0x80, "sda"),
("edd: matched 0x%x to %s using MBR sig", 0x81, "sdb"),
]
warnings = [
("edd: interface type %s is not implemented (%s)", "USB",
"/sys/firmware/edd/int13_dev81"),
("edd: interface details: %s", "USB \tserial_number: 30302e31"),
]
self.check_logs(debugs=debugs, infos=infos, warnings=warnings)