611 lines
23 KiB
Python
611 lines
23 KiB
Python
# pylint: disable=protected-access
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#
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# The Qubes OS Project, https://www.qubes-os.org/
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#
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# Copyright (C) 2014-2015 Joanna Rutkowska <joanna@invisiblethingslab.com>
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# Copyright (C) 2014-2015 Wojtek Porczyk <woju@invisiblethingslab.com>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, see <https://www.gnu.org/licenses/>.
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#
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import os
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import unittest
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import uuid
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import datetime
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import lxml.etree
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import unittest.mock
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import qubes
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import qubes.exc
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import qubes.config
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import qubes.vm
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import qubes.vm.qubesvm
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import qubes.tests
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import qubes.tests.vm
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class TestApp(object):
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labels = {1: qubes.Label(1, '0xcc0000', 'red')}
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def __init__(self):
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self.domains = {}
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class TestProp(object):
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# pylint: disable=too-few-public-methods
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__name__ = 'testprop'
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class TestVM(object):
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# pylint: disable=too-few-public-methods
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app = TestApp()
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def __init__(self, **kwargs):
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self.running = False
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self.installed_by_rpm = False
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for k, v in kwargs.items():
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setattr(self, k, v)
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def is_running(self):
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return self.running
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class TC_00_setters(qubes.tests.QubesTestCase):
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def setUp(self):
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super().setUp()
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self.vm = TestVM()
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self.prop = TestProp()
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def test_000_setter_qid(self):
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self.assertEqual(
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qubes.vm._setter_qid(self.vm, self.prop, 5), 5)
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def test_001_setter_qid_lt_0(self):
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with self.assertRaises(ValueError):
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qubes.vm._setter_qid(self.vm, self.prop, -1)
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def test_002_setter_qid_gt_max(self):
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with self.assertRaises(ValueError):
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qubes.vm._setter_qid(self.vm,
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self.prop, qubes.config.max_qid + 5)
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@unittest.skip('test not implemented')
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def test_020_setter_kernel(self):
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pass
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def test_030_setter_label_object(self):
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label = TestApp.labels[1]
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self.assertIs(label,
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qubes.vm.setter_label(self.vm, self.prop, label))
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def test_031_setter_label_getitem(self):
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label = TestApp.labels[1]
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self.assertIs(label,
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qubes.vm.setter_label(self.vm, self.prop, 'label-1'))
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# there is no check for self.app.get_label()
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def test_040_setter_virt_mode(self):
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self.assertEqual(
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qubes.vm.qubesvm._setter_virt_mode(self.vm, self.prop, 'hvm'),
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'hvm')
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self.assertEqual(
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qubes.vm.qubesvm._setter_virt_mode(self.vm, self.prop, 'HVM'),
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'hvm')
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self.assertEqual(
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qubes.vm.qubesvm._setter_virt_mode(self.vm, self.prop, 'PV'),
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'pv')
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with self.assertRaises(ValueError):
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qubes.vm.qubesvm._setter_virt_mode(self.vm, self.prop, 'True')
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class QubesVMTestsMixin(object):
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property_no_default = object()
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def setUp(self):
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super(QubesVMTestsMixin, self).setUp()
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self.app = qubes.tests.vm.TestApp()
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self.app.vmm.offline_mode = True
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def get_vm(self, name='test', **kwargs):
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vm = qubes.vm.qubesvm.QubesVM(self.app, None,
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qid=1, name=qubes.tests.VMPREFIX + name,
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**kwargs)
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self.addCleanup(vm.close)
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return vm
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def assertPropertyValue(self, vm, prop_name, set_value, expected_value,
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expected_xml_content=None):
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# FIXME: any better exception list? or maybe all of that should be a
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# single exception?
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with self.assertNotRaises((ValueError, TypeError, KeyError)):
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setattr(vm, prop_name, set_value)
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self.assertEqual(getattr(vm, prop_name), expected_value)
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if expected_xml_content is not None:
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xml = vm.__xml__()
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prop_xml = xml.xpath(
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'./properties/property[@name=\'{}\']'.format(prop_name))
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self.assertEqual(len(prop_xml), 1, "Property not found in XML")
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self.assertEqual(prop_xml[0].text, expected_xml_content)
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def assertPropertyInvalidValue(self, vm, prop_name, set_value):
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orig_value_set = True
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orig_value = None
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try:
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orig_value = getattr(vm, prop_name)
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except AttributeError:
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orig_value_set = False
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# FIXME: any better exception list? or maybe all of that should be a
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# single exception?
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with self.assertRaises((ValueError, TypeError, KeyError)):
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setattr(vm, prop_name, set_value)
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if orig_value_set:
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self.assertEqual(getattr(vm, prop_name), orig_value)
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else:
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with self.assertRaises(AttributeError):
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getattr(vm, prop_name)
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def assertPropertyDefaultValue(self, vm, prop_name,
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expected_default=property_no_default):
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if expected_default is self.property_no_default:
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with self.assertRaises(AttributeError):
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getattr(vm, prop_name)
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else:
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with self.assertNotRaises(AttributeError):
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self.assertEqual(getattr(vm, prop_name), expected_default)
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xml = vm.__xml__()
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prop_xml = xml.xpath(
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'./properties/property[@name=\'{}\']'.format(prop_name))
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self.assertEqual(len(prop_xml), 0, "Property still found in XML")
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def _test_generic_bool_property(self, vm, prop_name, default=False):
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self.assertPropertyDefaultValue(vm, prop_name, default)
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self.assertPropertyValue(vm, prop_name, False, False, 'False')
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self.assertPropertyValue(vm, prop_name, True, True, 'True')
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delattr(vm, prop_name)
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self.assertPropertyDefaultValue(vm, prop_name, default)
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self.assertPropertyValue(vm, prop_name, 'True', True, 'True')
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self.assertPropertyValue(vm, prop_name, 'False', False, 'False')
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self.assertPropertyInvalidValue(vm, prop_name, 'xxx')
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self.assertPropertyValue(vm, prop_name, 123, True)
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self.assertPropertyInvalidValue(vm, prop_name, '')
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class TC_90_QubesVM(QubesVMTestsMixin, qubes.tests.QubesTestCase):
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def test_000_init(self):
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self.get_vm()
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def test_001_init_no_qid_or_name(self):
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with self.assertRaises(AssertionError):
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qubes.vm.qubesvm.QubesVM(self.app, None,
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name=qubes.tests.VMPREFIX + 'test')
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with self.assertRaises(AssertionError):
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qubes.vm.qubesvm.QubesVM(self.app, None,
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qid=1)
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def test_003_init_fire_domain_init(self):
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class TestVM2(qubes.vm.qubesvm.QubesVM):
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event_fired = False
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@qubes.events.handler('domain-init')
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def on_domain_init(self, event): # pylint: disable=unused-argument
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self.__class__.event_fired = True
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TestVM2(self.app, None, qid=1, name=qubes.tests.VMPREFIX + 'test')
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self.assertTrue(TestVM2.event_fired)
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def test_004_uuid_autogen(self):
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vm = self.get_vm()
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self.assertTrue(hasattr(vm, 'uuid'))
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def test_100_qid(self):
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vm = self.get_vm()
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self.assertIsInstance(vm.qid, int)
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with self.assertRaises(AttributeError):
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vm.qid = 2
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def test_110_name(self):
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vm = self.get_vm()
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self.assertIsInstance(vm.name, str)
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def test_120_uuid(self):
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my_uuid = uuid.uuid4()
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vm = self.get_vm(uuid=my_uuid)
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self.assertIsInstance(vm.uuid, uuid.UUID)
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self.assertIs(vm.uuid, my_uuid)
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with self.assertRaises(AttributeError):
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vm.uuid = uuid.uuid4()
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@unittest.skip('TODO: how to not fail on making an icon symlink here?')
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def test_130_label(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'label')
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self.assertPropertyValue(vm, 'label', self.app.labels[1],
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self.app.labels[1], 'label-1')
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del vm.label
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self.assertPropertyDefaultValue(vm, 'label')
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self.assertPropertyValue(vm, 'label', 'red',
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self.app.labels[1], 'label-1')
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self.assertPropertyValue(vm, 'label', 'label-1',
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self.app.labels[1], 'label-1')
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def test_131_label_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'label', 'invalid')
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self.assertPropertyInvalidValue(vm, 'label', 123)
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def test_160_memory(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'memory', 400)
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self.assertPropertyValue(vm, 'memory', 500, 500, '500')
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del vm.memory
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self.assertPropertyDefaultValue(vm, 'memory', 400)
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self.assertPropertyValue(vm, 'memory', '500', 500, '500')
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def test_161_memory_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'memory', -100)
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self.assertPropertyInvalidValue(vm, 'memory', '-100')
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self.assertPropertyInvalidValue(vm, 'memory', '')
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# TODO: higher than maxmem
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# TODO: human readable setter (500M, 4G)?
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def test_170_maxmem(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'maxmem',
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self.app.host.memory_total / 1024 / 2)
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self.assertPropertyValue(vm, 'maxmem', 500, 500, '500')
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del vm.maxmem
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self.assertPropertyDefaultValue(vm, 'maxmem',
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self.app.host.memory_total / 1024 / 2)
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self.assertPropertyValue(vm, 'maxmem', '500', 500, '500')
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def test_171_maxmem_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'maxmem', -100)
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self.assertPropertyInvalidValue(vm, 'maxmem', '-100')
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self.assertPropertyInvalidValue(vm, 'maxmem', '')
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# TODO: lower than memory
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# TODO: human readable setter (500M, 4G)?
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def test_190_vcpus(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'vcpus', 2)
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self.assertPropertyValue(vm, 'vcpus', 3, 3, '3')
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del vm.vcpus
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self.assertPropertyDefaultValue(vm, 'vcpus', 2)
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self.assertPropertyValue(vm, 'vcpus', '3', 3, '3')
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def test_191_vcpus_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'vcpus', 0)
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self.assertPropertyInvalidValue(vm, 'vcpus', -2)
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self.assertPropertyInvalidValue(vm, 'vcpus', '-2')
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self.assertPropertyInvalidValue(vm, 'vcpus', '')
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def test_200_debug(self):
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vm = self.get_vm()
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self._test_generic_bool_property(vm, 'debug', False)
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def test_210_installed_by_rpm(self):
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vm = self.get_vm()
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self._test_generic_bool_property(vm, 'installed_by_rpm', False)
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def test_220_include_in_backups(self):
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vm = self.get_vm()
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self._test_generic_bool_property(vm, 'include_in_backups', True)
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@qubes.tests.skipUnlessDom0
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def test_250_kernel(self):
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kernels = os.listdir(os.path.join(
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qubes.config.qubes_base_dir,
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qubes.config.system_path['qubes_kernels_base_dir']))
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if not len(kernels):
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self.skipTest('Needs at least one kernel installed')
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self.app.default_kernel = kernels[0]
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'kernel', kernels[0])
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self.assertPropertyValue(vm, 'kernel', kernels[-1], kernels[-1],
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kernels[-1])
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del vm.kernel
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self.assertPropertyDefaultValue(vm, 'kernel', kernels[0])
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@qubes.tests.skipUnlessDom0
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def test_251_kernel_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'kernel', 123)
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self.assertPropertyInvalidValue(vm, 'kernel', 'invalid')
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def test_252_kernel_empty(self):
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vm = self.get_vm()
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self.assertPropertyValue(vm, 'kernel', '', '', '')
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self.assertPropertyValue(vm, 'kernel', None, '', '')
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def test_260_kernelopts(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'kernelopts',
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qubes.config.defaults['kernelopts'])
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self.assertPropertyValue(vm, 'kernelopts', 'some options',
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'some options', 'some options')
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del vm.kernelopts
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self.assertPropertyDefaultValue(vm, 'kernelopts',
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qubes.config.defaults['kernelopts'])
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self.assertPropertyValue(vm, 'kernelopts', '',
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'', '')
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# TODO?
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# self.assertPropertyInvalidValue(vm, 'kernelopts', None),
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@unittest.skip('test not implemented')
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def test_261_kernelopts_pcidevs(self):
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vm = self.get_vm()
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# how to do that here? use dummy DeviceManager/DeviceCollection?
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# Disable events?
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vm.devices['pci'].attach('something')
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self.assertPropertyDefaultValue(vm, 'kernelopts',
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qubes.config.defaults['kernelopts_pcidevs'])
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def test_270_qrexec_timeout(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'qrexec_timeout', 60)
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self.assertPropertyValue(vm, 'qrexec_timeout', 3, 3, '3')
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del vm.qrexec_timeout
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self.assertPropertyDefaultValue(vm, 'qrexec_timeout', 60)
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self.assertPropertyValue(vm, 'qrexec_timeout', '3', 3, '3')
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def test_271_qrexec_timeout_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'qrexec_timeout', -2)
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self.assertPropertyInvalidValue(vm, 'qrexec_timeout', '-2')
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self.assertPropertyInvalidValue(vm, 'qrexec_timeout', '')
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def test_280_autostart(self):
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vm = self.get_vm()
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# FIXME any better idea to not involve systemctl call at this stage?
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vm.events_enabled = False
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self._test_generic_bool_property(vm, 'autostart', False)
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@qubes.tests.skipUnlessDom0
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def test_281_autostart_systemd(self):
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vm = self.get_vm()
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self.assertFalse(os.path.exists(
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'/etc/systemd/system/multi-user.target.wants/'
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'qubes-vm@{}.service'.format(vm.name)),
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"systemd service enabled before setting autostart")
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vm.autostart = True
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self.assertTrue(os.path.exists(
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'/etc/systemd/system/multi-user.target.wants/'
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'qubes-vm@{}.service'.format(vm.name)),
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"systemd service not enabled by autostart=True")
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vm.autostart = False
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self.assertFalse(os.path.exists(
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'/etc/systemd/system/multi-user.target.wants/'
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'qubes-vm@{}.service'.format(vm.name)),
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"systemd service not disabled by autostart=False")
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vm.autostart = True
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del vm.autostart
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self.assertFalse(os.path.exists(
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'/etc/systemd/system/multi-user.target.wants/'
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'qubes-vm@{}.service'.format(vm.name)),
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"systemd service not disabled by resetting autostart")
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@unittest.skip('TODO')
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def test_320_seamless_gui_mode(self):
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vm = self.get_vm()
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self._test_generic_bool_property(vm, 'seamless_gui_mode')
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# TODO: reject setting to True when guiagent_installed is false
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def test_330_mac(self):
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vm = self.get_vm()
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# TODO: calculate proper default here
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default_mac = vm.mac
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self.assertIsNotNone(default_mac)
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self.assertPropertyDefaultValue(vm, 'mac', default_mac)
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self.assertPropertyValue(vm, 'mac', '00:11:22:33:44:55',
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'00:11:22:33:44:55', '00:11:22:33:44:55')
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del vm.mac
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self.assertPropertyDefaultValue(vm, 'mac', default_mac)
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def test_331_mac_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'mac', 123)
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self.assertPropertyInvalidValue(vm, 'mac', 'invalid')
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self.assertPropertyInvalidValue(vm, 'mac', '00:11:22:33:44:55:66')
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def test_340_default_user(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'default_user', 'user')
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self.assertPropertyValue(vm, 'default_user', 'someuser', 'someuser',
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'someuser')
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del vm.default_user
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self.assertPropertyDefaultValue(vm, 'default_user', 'user')
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self.assertPropertyValue(vm, 'default_user', 123, '123', '123')
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# TODO: check propagation for template-based VMs
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@unittest.skip('TODO')
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def test_350_timezone(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'timezone', 'localtime')
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self.assertPropertyValue(vm, 'timezone', 0, 0, '0')
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del vm.timezone
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self.assertPropertyDefaultValue(vm, 'timezone', 'localtime')
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self.assertPropertyValue(vm, 'timezone', '0', 0, '0')
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self.assertPropertyValue(vm, 'timezone', -3600, -3600, '-3600')
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self.assertPropertyValue(vm, 'timezone', 7200, 7200, '7200')
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@unittest.skip('TODO')
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def test_350_timezone_invalid(self):
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vm = self.get_vm()
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self.assertPropertyInvalidValue(vm, 'timezone', 'xxx')
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@unittest.skip('TODO')
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def test_360_drive(self):
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vm = self.get_vm()
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self.assertPropertyDefaultValue(vm, 'drive', None)
|
|
# self.execute_tests('drive', [
|
|
# ('hd:dom0:/tmp/drive.img', 'hd:dom0:/tmp/drive.img', True),
|
|
# ('hd:/tmp/drive.img', 'hd:dom0:/tmp/drive.img', True),
|
|
# ('cdrom:dom0:/tmp/drive.img', 'cdrom:dom0:/tmp/drive.img', True),
|
|
# ('cdrom:/tmp/drive.img', 'cdrom:dom0:/tmp/drive.img', True),
|
|
# ('/tmp/drive.img', 'cdrom:dom0:/tmp/drive.img', True),
|
|
# ('hd:drive.img', '', False),
|
|
# ('drive.img', '', False),
|
|
# ])
|
|
|
|
def test_400_backup_timestamp(self):
|
|
vm = self.get_vm()
|
|
timestamp = datetime.datetime(2016, 1, 1, 12, 14, 2)
|
|
timestamp_str = timestamp.strftime('%s')
|
|
self.assertPropertyDefaultValue(vm, 'backup_timestamp', None)
|
|
self.assertPropertyValue(vm, 'backup_timestamp', timestamp,
|
|
timestamp, timestamp_str)
|
|
del vm.backup_timestamp
|
|
self.assertPropertyDefaultValue(vm, 'backup_timestamp', None)
|
|
self.assertPropertyValue(vm, 'backup_timestamp', timestamp_str,
|
|
timestamp)
|
|
|
|
def test_401_backup_timestamp_invalid(self):
|
|
vm = self.get_vm()
|
|
self.assertPropertyInvalidValue(vm, 'backup_timestamp', 'xxx')
|
|
self.assertPropertyInvalidValue(vm, 'backup_timestamp', None)
|
|
|
|
def test_500_property_migrate_virt_mode(self):
|
|
xml_template = '''
|
|
<domain class="QubesVM" id="domain-1">
|
|
<properties>
|
|
<property name="qid">1</property>
|
|
<property name="name">testvm</property>
|
|
<property name="label" ref="label-1" />
|
|
<property name="hvm">{hvm_value}</property>
|
|
</properties>
|
|
</domain>
|
|
'''
|
|
xml = lxml.etree.XML(xml_template.format(hvm_value='True'))
|
|
vm = qubes.vm.qubesvm.QubesVM(self.app, xml)
|
|
self.assertEqual(vm.virt_mode, 'hvm')
|
|
with self.assertRaises(AttributeError):
|
|
vm.hvm
|
|
|
|
xml = lxml.etree.XML(xml_template.format(hvm_value='False'))
|
|
vm = qubes.vm.qubesvm.QubesVM(self.app, xml)
|
|
self.assertEqual(vm.virt_mode, 'pv')
|
|
with self.assertRaises(AttributeError):
|
|
vm.hvm
|
|
|
|
def test_600_libvirt_xml_pv(self):
|
|
expected = '''<domain type="xen">
|
|
<name>test-inst-test</name>
|
|
<uuid>7db78950-c467-4863-94d1-af59806384ea</uuid>
|
|
<memory unit="MiB">500</memory>
|
|
<currentMemory unit="MiB">400</currentMemory>
|
|
<vcpu placement="static">2</vcpu>
|
|
<os>
|
|
<type arch="x86_64" machine="xenpv">linux</type>
|
|
<kernel>/tmp/kernel/vmlinuz</kernel>
|
|
<initrd>/tmp/kernel/initramfs</initrd>
|
|
<cmdline>root=/dev/mapper/dmroot ro nomodeset console=hvc0 rd_NO_PLYMOUTH rd.plymouth.enable=0 plymouth.enable=0 nopat</cmdline>
|
|
</os>
|
|
<features>
|
|
</features>
|
|
<clock offset='utc' adjustment='reset'>
|
|
<timer name="tsc" mode="native"/>
|
|
</clock>
|
|
<on_poweroff>destroy</on_poweroff>
|
|
<on_reboot>destroy</on_reboot>
|
|
<on_crash>destroy</on_crash>
|
|
<devices>
|
|
<disk type="block" device="disk">
|
|
<driver name="phy" />
|
|
<source dev="/tmp/kernel/modules.img" />
|
|
<target dev="xvdd" />
|
|
<backenddomain name="dom0" />
|
|
</disk>
|
|
<console type="pty">
|
|
<target type="xen" port="0"/>
|
|
</console>
|
|
</devices>
|
|
</domain>
|
|
'''
|
|
my_uuid = '7db78950-c467-4863-94d1-af59806384ea'
|
|
vm = self.get_vm(uuid=my_uuid)
|
|
vm.netvm = None
|
|
vm.virt_mode = 'pv'
|
|
# tests for storage are later
|
|
vm.volumes['kernel'] = unittest.mock.Mock(**{
|
|
'kernels_dir': '/tmp/kernel',
|
|
'block_device.return_value.domain': 'dom0',
|
|
'block_device.return_value.script': None,
|
|
'block_device.return_value.path': '/tmp/kernel/modules.img',
|
|
'block_device.return_value.devtype': 'disk',
|
|
'block_device.return_value.name': 'kernel',
|
|
})
|
|
libvirt_xml = vm.create_config_file()
|
|
self.assertXMLEqual(lxml.etree.XML(libvirt_xml),
|
|
lxml.etree.XML(expected))
|
|
|
|
def test_600_libvirt_xml_hvm(self):
|
|
expected = '''<domain type="xen">
|
|
<name>test-inst-test</name>
|
|
<uuid>7db78950-c467-4863-94d1-af59806384ea</uuid>
|
|
<memory unit="MiB">500</memory>
|
|
<currentMemory unit="MiB">400</currentMemory>
|
|
<vcpu placement="static">2</vcpu>
|
|
<cpu mode='host-passthrough'>
|
|
<!-- disable nested HVM -->
|
|
<feature name='vmx' policy='disable'/>
|
|
<feature name='svm' policy='disable'/>
|
|
<!-- disable SMAP inside VM, because of Linux bug -->
|
|
<feature name='smap' policy='disable'/>
|
|
</cpu>
|
|
<os>
|
|
<type arch="x86_64" machine="xenfv">hvm</type>
|
|
<!--
|
|
For the libxl backend libvirt switches between OVMF (UEFI)
|
|
and SeaBIOS based on the loader type. This has nothing to
|
|
do with the hvmloader binary.
|
|
-->
|
|
<loader type="rom">hvmloader</loader>
|
|
<boot dev="cdrom" />
|
|
<boot dev="hd" />
|
|
<!-- server_ip is the address of stubdomain. It hosts it's own DNS server. -->
|
|
<cmdline>root=/dev/mapper/dmroot ro nomodeset console=hvc0 rd_NO_PLYMOUTH rd.plymouth.enable=0 plymouth.enable=0 nopat</cmdline>
|
|
</os>
|
|
<features>
|
|
<pae/>
|
|
<acpi/>
|
|
<apic/>
|
|
<viridian/>
|
|
</features>
|
|
<clock offset="variable" adjustment="0" basis="localtime" />
|
|
<on_poweroff>destroy</on_poweroff>
|
|
<on_reboot>destroy</on_reboot>
|
|
<on_crash>destroy</on_crash>
|
|
<devices>
|
|
<emulator type="stubdom-linux" />
|
|
<input type="tablet" bus="usb"/>
|
|
<video>
|
|
<model type="vga"/>
|
|
</video>
|
|
<graphics type="qubes"/>
|
|
</devices>
|
|
</domain>
|
|
'''
|
|
my_uuid = '7db78950-c467-4863-94d1-af59806384ea'
|
|
vm = self.get_vm(uuid=my_uuid)
|
|
vm.netvm = None
|
|
vm.virt_mode = 'hvm'
|
|
libvirt_xml = vm.create_config_file()
|
|
self.assertXMLEqual(lxml.etree.XML(libvirt_xml),
|
|
lxml.etree.XML(expected))
|