def test_node_delete_snapshot_external_has_children(
self, mock_conn, mock_delete_snapshot_files):
snapshot_xml = '''<domainsnapshot>
<memory snapshot="external"/>
<domain>
<cpu mode='host-model'/>
</domain>
</domainsnapshot>'''
snapshot = mock.Mock()
snapshot.numChildren.return_value = 1
snapshot.getXMLDesc.return_value = snapshot_xml
snapshot.delete.return_value = True
domain = mock.Mock()
domain.isActive.return_value = False
domain.snapshotCreateXML.return_value = True
domain.snapshotCurrent.return_value = snapshot
domain.snapshotLookupByName.return_value = snapshot
mock_conn.return_value.lookupByUUIDString.return_value = domain
node = mock.Mock(uuid='test_node')
dd = DevopsDriver()
dd.node_delete_snapshot(node, 'snapname')
self.assertEqual(snapshot.numChildren.called, True)
self.assertEqual(domain.isActive.called, False)
self.assertEqual(snapshot.delete.called, False)
def test_node_delete_snapshot_external(self, mock_conn,
mock_delete_snapshot_files):
domain_xml = '''<domain>
<name>{0}</name>
<cpu mode='host-model'/>
<devices>
<disk type='file' device='disk' snapshot='external'>
<driver name='qemu' type='raw'/>
<source file='{1}'/>
<target dev='vda' bus='virtio'/>
</disk>
<disk type='file' device='disk' snapshot='external'>
<driver name='qemu' type='raw'/>
<source file='{2}'/>
<target dev='vdb' bus='virtio'/>
</disk>
</devices>
</domain>'''.format(factories.fuzzy_string('name_'),
factories.fuzzy_string('/path/to/'),
factories.fuzzy_string('/path/to/'))
snapshot_xml = '''<domainsnapshot>
<memory snapshot="external"/>
<disks/>
{0}
</domainsnapshot>'''.format(domain_xml)
snapshot = mock.Mock()
snapshot.numChildren.return_value = 0
snapshot.getXMLDesc.return_value = snapshot_xml
snapshot.delete.return_value = True
domain = mock.Mock()
domain.isActive.return_value = True
domain.snapshotCreateXML.return_value = True
domain.snapshotCurrent.return_value = snapshot
domain.snapshotLookupByName.return_value = snapshot
mock_conn.return_value.lookupByUUIDString.return_value = domain
mock_conn.return_value.defineXML.return_value = True
node = mock.Mock(uuid='test_node')
dd = DevopsDriver()
dd.node_delete_snapshot(node, 'snapname')
self.assertEqual(domain.destroy.called, True)
mock_delete_snapshot_files.assert_called_with(snapshot)
snapshot.delete.assert_called_with(2)
mock_conn().defineXML.assert_called_with(
'{0}\n'.format(ET.tostring(ET.fromstring(domain_xml))))
