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import unittest
import os
import overrides_hack
from utils import fake_path, TestTags, tag_test, required_plugins
import gi
gi.require_version('GLib', '2.0')
gi.require_version('BlockDev', '3.0')
from gi.repository import GLib, BlockDev
@unittest.skipUnless(os.uname()[4].startswith('s390'), "s390x architecture required")
@required_plugins(("s390",))
class S390TestCase(unittest.TestCase):
requested_plugins = BlockDev.plugin_specs_from_names(("s390",))
@classmethod
def setUpClass(cls):
if not BlockDev.is_initialized():
BlockDev.init(cls.requested_plugins, None)
else:
BlockDev.reinit(cls.requested_plugins, True, None)
@tag_test(TestTags.NOSTORAGE)
def test_plugin_version(self):
self.assertEqual(BlockDev.get_plugin_soname(BlockDev.Plugin.S390), "libbd_s390.so.3")
@tag_test(TestTags.EXTRADEPS, TestTags.NOSTORAGE)
def test_device_input(self):
"""Verify that s390_sanitize_dev_input works as expected"""
dev = "1234"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), '0.0.' + dev)
dev = "123456"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), '0.0.' + dev)
# the device number is padded on the left with 0s up to 4 digits
dev = "123.abc"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), "0.0.0abc")
dev = "abc"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), "0.0.0abc")
dev = ".abc"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), "0.0.0abc")
# a complete number is unchanged
dev = "0.0.abcd"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), dev)
# a too long number doesn't mean a crash no matter if it makes sense
dev = "0.0.abcdefgh"
self.assertEqual(BlockDev.s390_sanitize_dev_input(dev), dev)
@tag_test(TestTags.EXTRADEPS, TestTags.NOSTORAGE)
def test_wwpn_input(self):
"""Verify that s390_zfcp_sanitize_wwpn_input works as expected"""
# missing "0x" from beginning of wwpn; this should be added by fx
wwpn = "01234567abcdefab"
self.assertEqual(BlockDev.s390_zfcp_sanitize_wwpn_input(wwpn), "0x01234567abcdefab")
# this should be fine as-is
wwpn = "0x01234567abcdefab"
self.assertEqual(BlockDev.s390_zfcp_sanitize_wwpn_input(wwpn), wwpn)
# too short
wwpn = "a"
with self.assertRaises(GLib.GError):
BlockDev.s390_zfcp_sanitize_wwpn_input(wwpn)
@tag_test(TestTags.EXTRADEPS, TestTags.NOSTORAGE)
def test_lun_input(self):
"""Verify that s390_zfcp_sanitize_lun_input works as expected"""
# user does not prepend lun with "0x"; this should get added
lun = "01234567abcdefab"
self.assertEqual(BlockDev.s390_zfcp_sanitize_lun_input(lun), "0x01234567abcdefab")
# a user enters a lun that is between 0 and 16 chars long (non-inclusive); 0 padding should be added to expand to 16
lun = "0x123"
self.assertEqual(BlockDev.s390_zfcp_sanitize_lun_input(lun), "0x0123000000000000")
lun = "0x12345"
self.assertEqual(BlockDev.s390_zfcp_sanitize_lun_input(lun), "0x1234500000000000")
lun = "0x123456"
self.assertEqual(BlockDev.s390_zfcp_sanitize_lun_input(lun), "0x1234560000000000")
# this should be fine as-is
lun = "0x1234567800000000"
self.assertEqual(BlockDev.s390_zfcp_sanitize_lun_input(lun), lun)
# too long
lun = "12345678901234567890"
with self.assertRaises(GLib.GError):
BlockDev.s390_zfcp_sanitize_lun_input(lun)
@unittest.skipUnless(os.uname()[4].startswith('s390'), "s390x architecture required")
class S390DepsTest(unittest.TestCase):
requested_plugins = BlockDev.plugin_specs_from_names(("s390",))
@classmethod
def setUpClass(cls):
if not BlockDev.is_initialized():
BlockDev.init(cls.requested_plugins, None)
else:
BlockDev.reinit(cls.requested_plugins, True, None)
@tag_test(TestTags.EXTRADEPS, TestTags.NOSTORAGE)
def test_missing_dependencies(self):
"""Verify that checking for technology support works as expected"""
with fake_path(all_but="dasdfmt"):
# dasdfmt is not available, so the s390 plugin should fail to load
with self.assertRaisesRegex(GLib.GError, "The 'dasdfmt' utility is not available"):
BlockDev.s390_is_tech_avail(BlockDev.S390Tech.DASD, BlockDev.S390TechMode.MODIFY)
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