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netbox-librenms-plugin/netbox_librenms_plugin/tests/test_view_wiring.py
Vlastislav Svatek 673e67106e
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first commit
2026-06-05 10:39:05 +02:00

444 lines
18 KiB
Python

"""
Step 1 smoke tests — verify view class wiring (mixins, MRO, key attributes).
These tests never touch the database or network; they only inspect class
hierarchies and attribute presence.
"""
import os
from pathlib import Path
from unittest.mock import MagicMock, patch
import pytest
class TestLibreNMSAPIMixinWiring:
"""Views that need LibreNMSAPIMixin must have it in their MRO."""
def _assert_has_api_mixin(self, view_class):
from netbox_librenms_plugin.views.mixins import LibreNMSAPIMixin
assert LibreNMSAPIMixin in view_class.__mro__, f"{view_class.__name__} is missing LibreNMSAPIMixin in its MRO"
def test_sync_site_location_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.locations import SyncSiteLocationView
self._assert_has_api_mixin(SyncSiteLocationView)
def test_add_device_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.devices import AddDeviceToLibreNMSView
self._assert_has_api_mixin(AddDeviceToLibreNMSView)
def test_update_location_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.devices import UpdateDeviceLocationView
self._assert_has_api_mixin(UpdateDeviceLocationView)
def test_update_device_name_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.device_fields import UpdateDeviceNameView
self._assert_has_api_mixin(UpdateDeviceNameView)
def test_update_device_serial_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.device_fields import UpdateDeviceSerialView
self._assert_has_api_mixin(UpdateDeviceSerialView)
def test_update_device_type_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.device_fields import UpdateDeviceTypeView
self._assert_has_api_mixin(UpdateDeviceTypeView)
def test_update_device_platform_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.device_fields import UpdateDevicePlatformView
self._assert_has_api_mixin(UpdateDevicePlatformView)
def test_create_assign_platform_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.device_fields import CreateAndAssignPlatformView
self._assert_has_api_mixin(CreateAndAssignPlatformView)
def test_assign_vc_serial_has_librenms_api_mixin(self):
from netbox_librenms_plugin.views.sync.device_fields import AssignVCSerialView
self._assert_has_api_mixin(AssignVCSerialView)
class TestCacheMixinWiring:
"""Views that cache LibreNMS data must have CacheMixin and expose get_cache_key."""
def _assert_has_cache_mixin(self, view_class):
from netbox_librenms_plugin.views.mixins import CacheMixin
assert CacheMixin in view_class.__mro__, f"{view_class.__name__} is missing CacheMixin"
assert hasattr(view_class, "get_cache_key"), f"{view_class.__name__} missing get_cache_key method"
def test_sync_interfaces_has_cache_mixin(self):
from netbox_librenms_plugin.views.sync.interfaces import SyncInterfacesView
self._assert_has_cache_mixin(SyncInterfacesView)
def test_sync_cables_has_cache_mixin(self):
from netbox_librenms_plugin.views.sync.cables import SyncCablesView
self._assert_has_cache_mixin(SyncCablesView)
def test_sync_ip_addresses_has_cache_mixin(self):
from netbox_librenms_plugin.views.sync.ip_addresses import SyncIPAddressesView
self._assert_has_cache_mixin(SyncIPAddressesView)
def test_sync_vlans_has_cache_mixin(self):
from netbox_librenms_plugin.views.sync.vlans import SyncVLANsView
self._assert_has_cache_mixin(SyncVLANsView)
def test_delete_interfaces_has_cache_mixin(self):
from netbox_librenms_plugin.views.sync.interfaces import DeleteNetBoxInterfacesView
self._assert_has_cache_mixin(DeleteNetBoxInterfacesView)
class TestPermissionMixinWiring:
"""All action views must have LibreNMSPermissionMixin."""
def _assert_has_permission_mixin(self, view_class):
from netbox_librenms_plugin.views.mixins import LibreNMSPermissionMixin
assert LibreNMSPermissionMixin in view_class.__mro__, (
f"{view_class.__name__} is missing LibreNMSPermissionMixin"
)
def test_sync_interfaces_has_permission_mixin(self):
from netbox_librenms_plugin.views.sync.interfaces import SyncInterfacesView
self._assert_has_permission_mixin(SyncInterfacesView)
def test_sync_cables_has_permission_mixin(self):
from netbox_librenms_plugin.views.sync.cables import SyncCablesView
self._assert_has_permission_mixin(SyncCablesView)
def test_add_device_has_permission_mixin(self):
from netbox_librenms_plugin.views.sync.devices import AddDeviceToLibreNMSView
self._assert_has_permission_mixin(AddDeviceToLibreNMSView)
class TestRequiredObjectPermissionsWiring:
"""
POST-only sync views that modify NetBox objects must declare required_object_permissions
and include the NetBoxObjectPermissionMixin (and LibreNMSPermissionMixin) in their MRO."""
def _assert_has_mixins(self, view_class):
"""
Assert that *view_class* includes both permission mixins in its MRO.
Checking the MRO (not just runtime behaviour) guarantees that the permission
enforcement is wired at the class level — a missing mixin would silently skip
all permission checks even if the tests otherwise pass.
"""
from netbox_librenms_plugin.views.mixins import LibreNMSPermissionMixin, NetBoxObjectPermissionMixin
assert NetBoxObjectPermissionMixin in view_class.__mro__, (
f"{view_class.__name__} is missing NetBoxObjectPermissionMixin"
)
assert LibreNMSPermissionMixin in view_class.__mro__, (
f"{view_class.__name__} is missing LibreNMSPermissionMixin"
)
def test_sync_interfaces_has_required_object_permissions(self):
from dcim.models import Interface
from virtualization.models import VMInterface
from netbox_librenms_plugin.views.sync.interfaces import SyncInterfacesView
self._assert_has_mixins(SyncInterfacesView)
view = object.__new__(SyncInterfacesView)
# Dynamic views compute permissions per-request; verify the resolver works
perms_device = view.get_required_permissions_for_object_type("device")
perms_vm = view.get_required_permissions_for_object_type("virtualmachine")
assert ("add", Interface) in perms_device
assert ("change", Interface) in perms_device
assert ("add", VMInterface) in perms_vm
assert ("change", VMInterface) in perms_vm
def test_sync_cables_has_required_object_permissions(self):
from netbox_librenms_plugin.views.sync.cables import SyncCablesView
self._assert_has_mixins(SyncCablesView)
assert "POST" in SyncCablesView.required_object_permissions
def test_sync_vlans_has_required_object_permissions(self):
from netbox_librenms_plugin.views.sync.vlans import SyncVLANsView
self._assert_has_mixins(SyncVLANsView)
assert "POST" in SyncVLANsView.required_object_permissions
def test_sync_ip_addresses_has_required_object_permissions(self):
from netbox_librenms_plugin.views.sync.ip_addresses import SyncIPAddressesView
self._assert_has_mixins(SyncIPAddressesView)
assert "POST" in SyncIPAddressesView.required_object_permissions
def test_update_device_name_has_required_object_permissions(self):
from netbox_librenms_plugin.views.sync.device_fields import UpdateDeviceNameView
self._assert_has_mixins(UpdateDeviceNameView)
assert "POST" in UpdateDeviceNameView.required_object_permissions
def test_update_device_serial_has_required_object_permissions(self):
from netbox_librenms_plugin.views.sync.device_fields import UpdateDeviceSerialView
self._assert_has_mixins(UpdateDeviceSerialView)
assert "POST" in UpdateDeviceSerialView.required_object_permissions
def test_delete_interfaces_has_required_object_permissions(self):
from dcim.models import Interface
from virtualization.models import VMInterface
from netbox_librenms_plugin.views.sync.interfaces import DeleteNetBoxInterfacesView
self._assert_has_mixins(DeleteNetBoxInterfacesView)
view = object.__new__(DeleteNetBoxInterfacesView)
# Dynamic views compute permissions per-request; verify the resolver works
perms_device = view.get_required_permissions_for_object_type("device")
perms_vm = view.get_required_permissions_for_object_type("virtualmachine")
assert ("delete", Interface) in perms_device
assert ("delete", VMInterface) in perms_vm
class TestViewPropertyLazyInit:
"""
Verify that _librenms_api starts as None (lazy, not eager-init) and that
the librenms_api property descriptor exists on the class."""
def test_librenms_api_mixin_property_is_defined_on_class(self):
from netbox_librenms_plugin.views.mixins import LibreNMSAPIMixin
assert isinstance(LibreNMSAPIMixin.__dict__.get("librenms_api"), property), (
"librenms_api must be a property descriptor on LibreNMSAPIMixin"
)
def test_librenms_api_starts_as_none_after_mixin_init(self):
from netbox_librenms_plugin.views.mixins import LibreNMSAPIMixin
class DummyView(LibreNMSAPIMixin):
pass
dummy = DummyView()
# After init, the backing attribute must be None (lazy, not eager)
assert dummy._librenms_api is None
def test_sync_interfaces_has_librenms_api_property_via_class(self):
"""SyncInterfacesView must expose librenms_api through its MRO."""
from netbox_librenms_plugin.views.sync.interfaces import SyncInterfacesView
assert any("librenms_api" in vars(cls) for cls in SyncInterfacesView.__mro__)
# ── Template syntax smoke tests ──────────────────────────────────────────────
_TEMPLATE_DIR = Path(__file__).resolve().parent.parent / "templates" / "netbox_librenms_plugin"
_TEMPLATE_FILES = sorted(_TEMPLATE_DIR.rglob("*.html"))
class TestTemplateSyntax:
"""Compile every plugin template to catch syntax errors early."""
@pytest.fixture(autouse=True, scope="class")
def _django_engine(self):
"""Ensure Django is set up once and expose the template engine."""
os.environ.setdefault("DJANGO_SETTINGS_MODULE", "netbox.settings")
import django
django.setup()
from django.template import engines
self.__class__._engine = engines["django"]
@pytest.mark.parametrize(
"template_path",
_TEMPLATE_FILES,
ids=[str(p.relative_to(_TEMPLATE_DIR)) for p in _TEMPLATE_FILES],
)
def test_template_compiles(self, template_path):
"""Each template must parse without TemplateSyntaxError."""
source = template_path.read_text()
# Compile the template — raises TemplateSyntaxError on bad tags
self._engine.from_string(source)
class TestRenderDeviceSelectionEscape:
"""VCCableTable.render_device_selection must HTML-escape member.name."""
def test_member_name_is_escaped(self):
from unittest.mock import MagicMock, patch
from netbox_librenms_plugin.tables.cables import VCCableTable
device = MagicMock()
device.id = 1
vc = MagicMock()
member = MagicMock()
member.id = 1
member.name = '<script>alert("xss")</script>'
vc.members.all.return_value = [member]
device.virtual_chassis = vc
table = VCCableTable([], device=device)
record = {"local_port": "eth0", "local_port_id": "42"}
with patch(
"netbox_librenms_plugin.tables.cables.get_virtual_chassis_member",
return_value=member,
):
html = str(table.render_device_selection(None, record))
assert "<script>" not in html
assert "&lt;script&gt;" in html
class TestAllServerMappingsDidValidation:
"""all_server_mappings must skip invalid device IDs in the cf_value dict."""
def _call(self, obj, active_server_key="default"):
from netbox_librenms_plugin.views.base.librenms_sync_view import BaseLibreNMSSyncView
return BaseLibreNMSSyncView._build_all_server_mappings(obj, active_server_key)
@patch("netbox_librenms_plugin.views.base.librenms_sync_view.django_settings")
def test_skips_boolean_did(self, mock_settings):
mock_settings.PLUGINS_CONFIG = {"netbox_librenms_plugin": {"servers": {}}}
obj = MagicMock()
obj.custom_field_data = {"librenms_id": {"default": True, "prod": 42}}
result = self._call(obj)
# Only prod=42 should survive
assert len(result) == 1
assert result[0]["device_id"] == 42
@patch("netbox_librenms_plugin.views.base.librenms_sync_view.django_settings")
def test_skips_none_did(self, mock_settings):
mock_settings.PLUGINS_CONFIG = {"netbox_librenms_plugin": {"servers": {}}}
obj = MagicMock()
obj.custom_field_data = {"librenms_id": {"default": None}}
result = self._call(obj)
assert result is None # empty list → returns None
@patch("netbox_librenms_plugin.views.base.librenms_sync_view.django_settings")
def test_coerces_digit_string_did(self, mock_settings):
mock_settings.PLUGINS_CONFIG = {"netbox_librenms_plugin": {"servers": {}}}
obj = MagicMock()
obj.custom_field_data = {"librenms_id": {"prod": "99"}}
result = self._call(obj)
assert len(result) == 1
assert result[0]["device_id"] == 99
@patch("netbox_librenms_plugin.views.base.librenms_sync_view.django_settings")
def test_skips_non_digit_string_did(self, mock_settings):
mock_settings.PLUGINS_CONFIG = {"netbox_librenms_plugin": {"servers": {}}}
obj = MagicMock()
obj.custom_field_data = {"librenms_id": {"default": "bogus"}}
result = self._call(obj)
assert result is None
@patch("netbox_librenms_plugin.views.base.librenms_sync_view.django_settings")
def test_valid_int_passes_through(self, mock_settings):
mock_settings.PLUGINS_CONFIG = {"netbox_librenms_plugin": {"servers": {}}}
obj = MagicMock()
obj.custom_field_data = {"librenms_id": {"default": 5, "secondary": 10}}
result = self._call(obj)
assert len(result) == 2
ids = {e["device_id"] for e in result}
assert ids == {5, 10}
# ---------------------------------------------------------------------------
# render_device_selection — XSS escape
# ---------------------------------------------------------------------------
class TestSingleCableVerifyServerKey:
"""SingleCableVerifyView.post() must read server_key from POST body."""
def test_server_key_used_for_cache_lookup(self):
"""The server_key from POST body is passed to get_cache_key and get_librenms_sync_device."""
import json
from netbox_librenms_plugin.views.base.cables_view import SingleCableVerifyView
view = object.__new__(SingleCableVerifyView)
view._librenms_api = MagicMock()
view._librenms_api.server_key = "default-server"
request = MagicMock()
request.body = json.dumps(
{
"device_id": 1,
"local_port_id": "42",
"server_key": "production",
}
).encode()
with (
patch("netbox_librenms_plugin.views.base.cables_view.get_object_or_404") as mock_get_obj,
patch(
"netbox_librenms_plugin.views.base.cables_view.get_librenms_sync_device",
) as mock_sync_device,
patch("netbox_librenms_plugin.views.base.cables_view.cache") as mock_cache,
):
mock_device = MagicMock()
mock_sync_device.return_value = mock_device # return a device so code reaches cache.get
mock_get_obj.return_value = mock_device
mock_cache.get.return_value = None # No cached data
view.post(request)
# get_librenms_sync_device should be called with the posted server_key
mock_sync_device.assert_called_once_with(mock_device, server_key="production")
# cache lookup must also use the posted server_key (not the api default)
cache_key_arg = mock_cache.get.call_args[0][0]
assert "production" in cache_key_arg
def test_fallback_to_api_server_key(self):
"""When POST body has no server_key, falls back to self.librenms_api.server_key."""
import json
from netbox_librenms_plugin.views.base.cables_view import SingleCableVerifyView
view = object.__new__(SingleCableVerifyView)
view._librenms_api = MagicMock()
view._librenms_api.server_key = "fallback-server"
request = MagicMock()
request.body = json.dumps(
{
"device_id": 1,
"local_port_id": "42",
}
).encode()
with (
patch("netbox_librenms_plugin.views.base.cables_view.get_object_or_404") as mock_get_obj,
patch(
"netbox_librenms_plugin.views.base.cables_view.get_librenms_sync_device",
) as mock_sync_device,
patch("netbox_librenms_plugin.views.base.cables_view.cache") as mock_cache,
):
mock_device = MagicMock()
mock_sync_device.return_value = mock_device # return a device so code reaches cache.get
mock_get_obj.return_value = mock_device
mock_cache.get.return_value = None
view.post(request)
mock_sync_device.assert_called_once()
assert mock_sync_device.call_args[1]["server_key"] == "fallback-server"
# cache lookup must also use the fallback server_key
cache_key_arg = mock_cache.get.call_args[0][0]
assert "fallback-server" in cache_key_arg