tests: check device on 1000 PCI domain

QubesOS/qubes-issues#6932

qubes/tests/__init__.py

@@ -1475,6 +1475,7 @@ def load_tests(loader, tests, pattern):  # pylint: disable=unused-argument
         "qubes.tests.events",
         "qubes.tests.devices",
         "qubes.tests.devices_block",
+        "qubes.tests.devices_pci",
         "qubes.tests.firewall",
         "qubes.tests.init",
         "qubes.tests.vm.init",

qubes/tests/devices_pci.py

@@ -0,0 +1,94 @@
+# -*- encoding: utf8 -*-
+#
+# The Qubes OS Project, http://www.qubes-os.org
+#
+# Copyright (C) 2023 Marek Marczykowski-Górecki
+#                               <[email protected]>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, see <https://www.gnu.org/licenses/>.
+
+from unittest import mock
+
+import jinja2
+
+import qubes.tests
+import qubes.ext.pci
+
+
+class TestVM(object):
+    def __init__(self, running=True, name='dom0', qid=0):
+        self.name = name
+        self.qid = qid
+        self.is_running = lambda: running
+        self.log = mock.Mock()
+        self.app = mock.Mock()
+
+    def __eq__(self, other):
+        if isinstance(other, TestVM):
+            return self.name == other.name
+
+class TC_00_Block(qubes.tests.QubesTestCase):
+    def setUp(self):
+        super().setUp()
+        self.ext = qubes.ext.pci.PCIDeviceExtension()
+
+    def test_000_unsupported_device(self):
+        vm = TestVM()
+        vm.app.configure_mock(**{
+            'vmm.libvirt_conn.listAllDevices.return_value':
+                [mock.Mock(**{"XMLDesc.return_value": """<device>
+  <name>pci_0000_00_14_0</name>
+  <path>/sys/devices/pci0000:00/0000:00:14.0</path>
+  <parent>computer</parent>
+  <driver>
+    <name>pciback</name>
+  </driver>
+  <capability type='pci'>
+    <class>0x0c0330</class>
+    <domain>0</domain>
+    <bus>0</bus>
+    <slot>20</slot>
+    <function>0</function>
+    <product id='0x8cb1'>9 Series Chipset Family USB xHCI Controller</product>
+    <vendor id='0x8086'>Intel Corporation</vendor>
+  </capability>
+</device>
+""",
+                             "listCaps.return_value": ["pci"]
+                             }),
+                 mock.Mock(**{"XMLDesc.return_value": """<device>
+  <name>pci_1000_00_14_0</name>
+  <path>/sys/devices/pci1000:00/1000:00:14.0</path>
+  <parent>computer</parent>
+  <driver>
+    <name>pciback</name>
+  </driver>
+  <capability type='pci'>
+    <class>0x0c0330</class>
+    <domain>0</domain>
+    <bus>0</bus>
+    <slot>20</slot>
+    <function>0</function>
+    <product id='0x8cb1'>9 Series Chipset Family USB xHCI Controller</product>
+    <vendor id='0x8086'>Intel Corporation</vendor>
+  </capability>
+</device>
+""",
+                             "listCaps.return_value": ["pci"]
+                             }),
+                    ]
+        })
+        devices = list(self.ext.on_device_list_pci(vm, 'device-list:pci'))
+        self.assertEqual(len(devices), 1)
+        self.assertEqual(devices[0].ident, "00_14.0")