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webvirtcloud/networks/tests/test_network_in_use.py
catborise bdc8a6755c test: each test is in the tests package of the code it tests
Tests that build vrtManager objects and touch no view, form or model of
an app lived in that app; vrtManager/tests already holds such tests, so
the convention was split. They move to vrtManager/tests: the firmware,
CPU mode and PCIe port definitions of a new VM (test_create), USB and PCI
host devices, the console listener, host CPU reads, interface reads,
deletes and XML, network filters, PCI passthrough rules, node devices,
network changes, addresses and leases, pool XML, secrets, and the live
tests that use vrtManager only (disk resize, ISO, snapshots, XML, live
clone). livetest.py, the live-test helper six apps import, and the
network test driver move with them.

Others go to their app: the quota with a host down to instances, the
401/403 Logs rows (webvirtcloud's middleware) to webvirtcloud, the VM
page's tab script test to instances, novncd's own tests out of the
console views tests, the compute lock and input validation tests out of
the computes views tests, the interface views out of the forms tests.
instances/tests/test_views.py, entirely live, is test_live_views.py.

Test modules imported fixtures from each other; shared ones are now in
vrtManager/tests/fakes.py (migration fakes, node devices, IOMMU groups,
leases, a NAT network, a Ceph secret), interfaces/tests/fakes.py,
console/tests/daemons.py (novncd loaded once), livetest.wait_for and
instances/tests/create_page.BODY. Every live test checks
livetest.enabled(). The suite runs the same 2097 tests.
2026-11-06 13:48:04 +03:00

60 lines
2.8 KiB
Python

"""A network a VM needs is not stopped or deleted: stopping one a running VM
is on would cut that VM off, deleting one a VM's definition names would keep
that VM from starting. Runs on a private libvirt test driver: "test:///default"
is shared by the whole process."""
import tempfile
from unittest.mock import patch
import libvirt
from computes.models import Compute
from django.contrib.auth import get_user_model
from django.contrib.messages import get_messages
from django.test import TestCase
from vrtManager.tests.driver import without_inactive_flag
from django.urls import reverse
NODE = """<node>
<domain type='test'><name>net-user</name><memory>1024</memory><os><type>hvm</type></os>
<devices><interface type='network'><source network='lab'/></interface></devices></domain>
<network><name>lab</name><bridge name='virbr9'/><ip address='192.0.2.1' netmask='255.255.255.0'/></network>
</node>"""
class NetworkInUseTests(TestCase):
def setUp(self):
node = tempfile.NamedTemporaryFile("w", suffix=".xml")
self.addCleanup(node.close)
node.write(NODE)
node.flush()
self.conn = libvirt.open(f"test://{node.name}")
self.addCleanup(self.conn.close)
patcher = patch("vrtManager.connection.connection_manager.get_connection", return_value=self.conn)
patcher.start()
self.addCleanup(patcher.stop)
without_inactive_flag(self)
compute = Compute.objects.create(name="net-use", hostname="localhost", login="", password="", type=4)
self.client.force_login(get_user_model().objects.create_superuser("net-use", "nu@example.com", "pw"))
self.url = reverse("network", args=[compute.id, "lab"])
def post(self, action):
response = self.client.post(self.url, {action: ""}, HTTP_REFERER=f"http://testserver{self.url}")
return [str(m) for m in get_messages(response.wsgi_request)]
def test_a_network_a_running_vm_is_on_is_not_stopped(self):
messages = self.post("stop")
self.assertTrue(any("running VMs net-user" in m for m in messages), messages)
self.assertTrue(self.conn.networkLookupByName("lab").isActive())
self.conn.lookupByName("net-user").destroy()
self.post("stop")
self.assertFalse(self.conn.networkLookupByName("lab").isActive())
def test_a_network_a_vm_definition_names_is_not_deleted(self):
self.conn.lookupByName("net-user").destroy()
self.conn.networkLookupByName("lab").destroy()
messages = self.post("delete")
self.assertTrue(any("net-user" in m and "would no longer start" in m for m in messages), messages)
self.assertIn("lab", self.conn.listDefinedNetworks())
self.conn.lookupByName("net-user").undefine()
self.post("delete")
self.assertNotIn("lab", self.conn.listDefinedNetworks())