[Kimchi-devel] [PATCH] [Kimchi 3/5] CPU Hot plug/unplug: test changes

From: Daniel Henrique Barboza <danielhb(a)linux.vnet.ibm.com&gt; This patch adds new tests in test_model.py to verify this new feature. Signed-off-by: Daniel Henrique Barboza <danielhb(a)linux.vnet.ibm.com&gt; --- tests/test_model.py | 112 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 112 insertions(+) diff --git a/tests/test_model.py b/tests/test_model.py index 4bc82ad..f3da835 100644 --- a/tests/test_model.py +++ b/tests/test_model.py @@ -22,6 +22,7 @@ import __builtin__ as builtins import base64 import grp +import libvirt import json import lxml.etree as ET import mock @@ -1415,6 +1416,117 @@ class ModelTests(unittest.TestCase): inst.vm_update(u'пeω-∨м', {"bootmenu": False}) self.assertEquals("no", inst.vm_lookup(u'пeω-∨м')['bootmenu']) + def test_get_vm_cpu_cores(self): + xml = """<domain type='kvm'>\ +<cpu><topology sockets='3' cores='2' threads='8'/></cpu>\ +</domain>""" + inst = model.Model(None, objstore_loc=self.tmp_store) + self.assertEqual('2', inst.vm_get_vm_cpu_cores(xml)) + + def test_get_vm_cpu_sockets(self): + xml = """<domain type='kvm'>\ +<cpu><topology sockets='3' cores='2' threads='8'/></cpu>\ +</domain>""" + inst = model.Model(None, objstore_loc=self.tmp_store) + self.assertEqual('3', inst.vm_get_vm_cpu_sockets(xml)) + + def test_get_vm_cpu_threads(self): + xml = """<domain type='kvm'>\ +<cpu><topology sockets='3' cores='2' threads='8'/></cpu>\ +</domain>""" + inst = model.Model(None, objstore_loc=self.tmp_store) + self.assertEqual('8', inst.vm_get_vm_cpu_threads(xml)) + + @mock.patch('wok.plugins.kimchi.model.vms.VMModel.has_topology') + def test_get_vm_cpu_topology(self, mock_has_topology): + class FakeDom(): + def XMLDesc(self, flag): + return """<domain type='kvm'>\ +<cpu><topology sockets='3' cores='2' threads='8'/></cpu>\ +</domain>""" + + def name(self): + return 'fakedom' + + mock_has_topology.return_value = True + expected_topology = {'sockets': 3, 'cores': 2, 'threads': 8} + + inst = model.Model(None, objstore_loc=self.tmp_store) + self.assertEqual(expected_topology, + inst.vm_get_vm_cpu_topology(FakeDom())) + + @mock.patch('wok.plugins.kimchi.model.vms.VMModel.has_topology') + def test_get_vm_cpu_topology_blank(self, mock_has_topology): + class FakeDom(): + def XMLDesc(self, flag): + return """<domain type='kvm'></domain>""" + + def name(self): + return 'fakedom' + + mock_has_topology.return_value = False + expected_topology = {} + + inst = model.Model(None, objstore_loc=self.tmp_store) + self.assertEqual(expected_topology, + inst.vm_get_vm_cpu_topology(FakeDom())) + + def test_vm_cpu_hotplug_invalidparam_fail(self): + inst = model.Model(None, objstore_loc=self.tmp_store) + + with self.assertRaisesRegexp(InvalidParameter, 'KCHCPUHOTP0001E'): + params = {"cpu_info": {"vcpus": 1, 'maxvcpus': 4}} + inst.vm_cpu_hotplug_precheck('', params) + + @mock.patch('wok.plugins.kimchi.model.vms.VMModel.has_topology') + def test_vm_cpu_hotplug_abovemax_fail(self, mock_has_topology): + class FakeDom(): + def XMLDesc(self, flag): + return """<domain type='kvm'>\ +<vcpu placement='static' current='1'>8</vcpu><\ +/domain>""" + + def name(self): + return 'fakedom' + + mock_has_topology.return_value = False + inst = model.Model(None, objstore_loc=self.tmp_store) + + with self.assertRaisesRegexp(InvalidParameter, 'KCHCPUINF0001E'): + params = {"cpu_info": {"vcpus": 16}} + inst.vm_cpu_hotplug_precheck(FakeDom(), params) + + @mock.patch('wok.plugins.kimchi.model.vms.VMModel.has_topology') + @mock.patch('wok.plugins.kimchi.model.vms.VMModel.get_vm_cpu_topology') + def test_vm_cpu_hotplug_topology_mismatch_fail(self, mock_topology, + mock_has_topology): + class FakeDom(): + def XMLDesc(self, flag): + return """<domain type='kvm'>\ +<vcpu placement='static' current='8'>48</vcpu><\ +/domain>""" + + def name(self): + return 'fakedom' + + mock_has_topology.return_value = True + mock_topology.return_value = {'sockets': 3, 'cores': 2, 'threads': 8} + + inst = model.Model(None, objstore_loc=self.tmp_store) + + with self.assertRaisesRegexp(InvalidParameter, 'KCHCPUINF0005E'): + params = {"cpu_info": {"vcpus": 10}} + inst.vm_cpu_hotplug_precheck(FakeDom(), params) + + def test_vm_cpu_hotplug_error(self): + class FakeDom(): + def setVcpusFlags(self, vcpu, flags): + raise libvirt.libvirtError('') + + inst = model.Model(None, objstore_loc=self.tmp_store) + with self.assertRaisesRegexp(OperationFailed, 'KCHCPUHOTP0002E'): + inst.vm_update_cpu_live(FakeDom(), '') + def test_get_interfaces(self): inst = model.Model('test:///default', objstore_loc=self.tmp_store) -- 2.7.4