Add accelerator.common.utils test

This patch is proposed to test accelerator.common.utils scripts.

Change-Id: I2ed16ab3e779715cd7f7453bf61cab7069adecc6

cyborg/tests/unit/accelerator/common/test_utils.py

@@ -0,0 +1,52 @@
+# Copyright 2023 Inspur, Inc.
+# All Rights Reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+
+import unittest
+from cyborg.accelerator.common import utils
+
+
+class TestUtils(unittest.TestCase):
+    def setUp(self):
+        self.utils = utils
+        super(TestUtils, self).setUp()
+
+    def test_pci_str_to_json(self):
+        pci_address = '0000:0b:00.0'
+        json_str = '{"bus": "0b", "device": "00", "domain": "0000", ' \
+                   '"function": "0"}'
+        result = self.utils.pci_str_to_json(pci_address)
+        self.assertEqual(result, json_str)
+
+        pci_address = '0000:0b:00.1'
+        json_str = '{"bus": "0b", "device": "00", "domain": "0000", ' \
+                   '"function": "1", "physical_network": "physnet"}'
+        result = self.utils.pci_str_to_json(pci_address, 'physnet')
+        self.assertEqual(result, json_str)
+
+    def test_mdev_str_to_json(self):
+        json_str = '{"asked_type": "type", "bus": "0b", "device": "00", ' \
+                   '"domain": "0000", "function": "1", "vgpu_mark": "mask"}'
+        result = self.utils.mdev_str_to_json('0000:0b:00.1', 'type', 'mask')
+        self.assertEqual(result, json_str)
+
+        json_str = '{"asked_type": null, "bus": "0b", "device": "00", ' \
+                   '"domain": "0000", "function": "1", "vgpu_mark": null}'
+        result = self.utils.mdev_str_to_json('0000:0b:00.1', None, None)
+        self.assertEqual(result, json_str)
+
+    def test_parse_address(self):
+        result = self.utils.parse_address('0000:0b:00.1')
+        self.assertEqual(result, ('0000', '0b', '00', '1'))