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import mock
import netaddr
from oslo_db import exception as db_exc
from oslo_serialization import jsonutils
from oslo_utils import timeutils
from oslo_context import context
from cyborg import db
from cyborg.common import exception
from cyborg import objects
from cyborg.objects import base
from cyborg import tests as test
from cyborg.tests.unit import fake_physical_function
from cyborg.tests.unit import fake_virtual_function
from cyborg.tests.unit import fake_accelerator
from cyborg.tests.unit.objects import test_objects
from cyborg.tests.unit.db.base import DbTestCase
class _TestPhysicalFunctionObject(DbTestCase):
@property
def fake_physical_function(self):
db_pf = fake_physical_function.fake_db_physical_function(id=1)
return db_pf
@property
def fake_virtual_function(self):
db_vf = fake_virtual_function.fake_db_virtual_function(id=3)
return db_vf
@property
def fake_accelerator(self):
db_acc = fake_accelerator.fake_db_accelerator(id=2)
return db_acc
def test_create(self):
db_pf = self.fake_physical_function
db_acc = self.fake_accelerator
acc = objects.Accelerator(context=self.context,
**db_acc)
acc.create(self.context)
acc_get = objects.Accelerator.get(self.context, acc.uuid)
pf = objects.PhysicalFunction(context=self.context,
**db_pf)
pf.accelerator_id = acc_get.id
pf.create(self.context)
self.assertEqual(db_pf['uuid'], pf.uuid)
def test_get(self):
db_pf = self.fake_physical_function
db_acc = self.fake_accelerator
acc = objects.Accelerator(context=self.context,
**db_acc)
acc.create(self.context)
acc_get = objects.Accelerator.get(self.context, acc.uuid)
pf = objects.PhysicalFunction(context=self.context,
**db_pf)
pf.accelerator_id = acc_get.id
pf.create(self.context)
pf_get = objects.PhysicalFunction.get(self.context, pf.uuid)
self.assertEqual(pf_get.uuid, pf.uuid)
def test_get_by_filter(self):
db_acc = self.fake_accelerator
db_pf = self.fake_physical_function
db_vf = self.fake_virtual_function
acc = objects.Accelerator(context=self.context,
**db_acc)
acc.create(self.context)
acc_get = objects.Accelerator.get(self.context, acc.uuid)
pf = objects.PhysicalFunction(context=self.context,
**db_pf)
pf.accelerator_id = acc_get.id
pf.create(self.context)
pf_get = objects.PhysicalFunction.get(self.context, pf.uuid)
vf = objects.VirtualFunction(context=self.context,
**db_vf)
vf.accelerator_id = pf_get.accelerator_id
vf.create(self.context)
vf_get = objects.VirtualFunction.get(self.context, vf.uuid)
pf_get.add_vf(vf_get)
pf_get.save(self.context)
query = {"vendor": pf['vendor']}
pf_get_list = objects.PhysicalFunction.get_by_filter(self.context,
query)
self.assertEqual(len(pf_get_list), 1)
self.assertEqual(pf_get_list[0].uuid, pf.uuid)
self.assertEqual(objects.PhysicalFunction, type(pf_get_list[0]))
self.assertEqual(objects.VirtualFunction,
type(pf_get_list[0].virtual_function_list[0]))
self.assertEqual(pf_get_list[0].virtual_function_list[0].uuid,
vf.uuid)
def test_save(self):
db_pf = self.fake_physical_function
db_acc = self.fake_accelerator
acc = objects.Accelerator(context=self.context,
**db_acc)
acc.create(self.context)
acc_get = objects.Accelerator.get(self.context, acc.uuid)
pf = objects.PhysicalFunction(context=self.context,
**db_pf)
pf.accelerator_id = acc_get.id
pf.create(self.context)
pf_get = objects.PhysicalFunction.get(self.context, pf.uuid)
pf_get.host = 'test_save'
pf_get.save(self.context)
pf_get_2 = objects.PhysicalFunction.get(self.context, pf.uuid)
self.assertEqual(pf_get_2.host, 'test_save')
def test_destroy(self):
db_pf = self.fake_physical_function
db_acc = self.fake_accelerator
acc = objects.Accelerator(context=self.context,
**db_acc)
acc.create(self.context)
acc_get = objects.Accelerator.get(self.context, acc.uuid)
pf = objects.PhysicalFunction(context=self.context,
**db_pf)
pf.accelerator_id = acc_get.id
pf.create(self.context)
pf_get = objects.PhysicalFunction.get(self.context, pf.uuid)
self.assertEqual(db_pf['uuid'], pf_get.uuid)
pf_get.destroy(self.context)
self.assertRaises(exception.DeployableNotFound,
objects.PhysicalFunction.get, self.context,
pf_get['uuid'])
def test_add_vf(self):
db_pf = self.fake_physical_function
db_vf = self.fake_virtual_function
db_acc = self.fake_accelerator
acc = objects.Accelerator(context=self.context,
**db_acc)
acc.create(self.context)
acc_get = objects.Accelerator.get(self.context, acc.uuid)
pf = objects.PhysicalFunction(context=self.context,
**db_pf)
pf.accelerator_id = acc_get.id
pf.create(self.context)
pf_get = objects.PhysicalFunction.get(self.context, pf.uuid)
vf = objects.VirtualFunction(context=self.context,
**db_vf)
vf.accelerator_id = pf_get.accelerator_id
vf.create(self.context)
vf_get = objects.VirtualFunction.get(self.context, vf.uuid)
pf_get.add_vf(vf_get)
pf_get.save(self.context)
pf_get_2 = objects.PhysicalFunction.get(self.context, pf.uuid)
self.assertEqual(db_vf['uuid'],
pf_get_2.virtual_function_list[0].uuid)
class TestPhysicalFunctionObject(test_objects._LocalTest,
_TestPhysicalFunctionObject):
def _test_save_objectfield_fk_constraint_fails(self, foreign_key,
expected_exception):
error = db_exc.DBReferenceError('table', 'constraint', foreign_key,
'key_table')
# Prevent lazy-loading any fields, results in InstanceNotFound
pf = fake_physical_function.physical_function_obj(self.context)
fields_with_save_methods = [field for field in pf.fields
if hasattr(pf, '_save_%s' % field)]
for field in fields_with_save_methods:
@mock.patch.object(pf, '_save_%s' % field)
@mock.patch.object(pf, 'obj_attr_is_set')
def _test(mock_is_set, mock_save_field):
mock_is_set.return_value = True
mock_save_field.side_effect = error
pf.obj_reset_changes(fields=[field])
pf._changed_fields.add(field)
self.assertRaises(expected_exception, pf.save)
pf.obj_reset_changes(fields=[field])
_test()
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