Add initial Redfish unit tests

Added unit tests for Redfish system. These unit tests employ
`unittest.mock`, which is a Python 3 feature only.

Author: matejart

requirements.txt

@@ -26,7 +26,7 @@ python-novaclient==7.1.2
 python-heatclient
 pyvcloud==19.1.2
 py3winrm==0.0.1
-redfish-client==0.1.0
+redfish-client==0.2.1
 requests
 six
 tzlocal

tests/test_redfish.py

@@ -0,0 +1,153 @@
+# coding: utf-8
+# Unit tests for the Redfish API
+from unittest import mock, TestCase
+
+from wrapanapi.exceptions import InvalidValueException
+from wrapanapi.systems import RedfishSystem
+from wrapanapi.systems.redfish import RedfishChassis, RedfishRack, RedfishServer
+
+
+@mock.patch("redfish_client.connect")
+class TestRedfishSystemSetup:
+    def test_connect_non_ssl(self, mock_connector):
+        RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        mock_connector.assert_called_with("http://dummy:8000/", "user", "pass")
+
+    def test_connect_ssl(self, mock_connector):
+        RedfishSystem("dummy", "user", "pass", "SSL", "443")
+        mock_connector.assert_called_with("https://dummy:443/", "user", "pass")
+
+
+@mock.patch("redfish_client.Root.login")
+@mock.patch("redfish_client.CachingConnector")
+class TestRedfishSystem(TestCase):
+    def test_find_resource(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "id"
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        resource = rf.find("/redfish/v1/BlankResource")
+        self.assertEqual(resource.raw, {"@odata.id": "id"})
+
+    def test_get_server(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Systems/System-1-2-1-1",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_server = rf.get_server("/redfish/v1/Systems/System-1-2-1-1")
+        self.assertEqual(type(rf_server), RedfishServer)
+
+    def test_server_simple_properties(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Systems/System-1-2-1-1",
+            "Description": "A server",
+            "Id": "System-1-2-1-1",
+            "Manufacturer": "Dell Inc.",
+            "Name": "System",
+            "PowerState": "On",
+            "SerialNumber": "945hjf0927mf",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_server = rf.get_server("/redfish/v1/Systems/System-1-2-1-1")
+        self.assertEqual(rf_server.name, "Dell Inc. System (945hjf0927mf)")
+        self.assertEqual(rf_server.description, "A server")
+        self.assertEqual(rf_server.state, "On")
+        self.assertEqual(rf_server._identifying_attrs,
+            {"odata_id": "/redfish/v1/Systems/System-1-2-1-1"})
+        self.assertEqual(rf_server.uuid(), "System-1-2-1-1")
+
+    def test_server_name_no_sn(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Systems/System-1-2-1-1",
+            "Id": "System-1-2-1-1",
+            "Manufacturer": "Dell Inc.",
+            "Name": "System",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_server = rf.get_server("/redfish/v1/Systems/System-1-2-1-1")
+        self.assertEqual(rf_server.name, "Dell Inc. System")
+
+    def test_get_chassis(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Chassis/Sled-1-2-1",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_chassis = rf.get_chassis("/redfish/v1/Chassis/Sled-1-2-1")
+        self.assertEqual(type(rf_chassis), RedfishChassis)
+
+    def test_get_chassis_simple_properties(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Chassis/Sled-1-2-1",
+            "ChassisType": "Sled",
+            "Description": "G5 Sled-Level Enclosure",
+            "Id": "Sled-1-2-1",
+            "IndicatorLED": "Blinking",
+            "Manufacturer": "Dell",
+            "Name": "G5_Sled",
+            "SerialNumber": "5555A",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_chassis = rf.get_chassis("/redfish/v1/Chassis/Sled-1-2-1")
+        self.assertEqual(rf_chassis.chassis_type, "Sled")
+        self.assertEqual(rf_chassis.name, "Dell G5_Sled (5555A)")
+        self.assertEqual(rf_chassis.description, "G5 Sled-Level Enclosure")
+        self.assertEqual(rf_chassis.led_state, "Blinking")
+        self.assertEqual(rf_chassis._identifying_attrs,
+            {"odata_id": "/redfish/v1/Chassis/Sled-1-2-1"})
+        self.assertEqual(rf_chassis.uuid(), "Sled-1-2-1")
+
+    def test_get_rack(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Chassis/Rack-1",
+            "ChassisType": "Rack",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_rack = rf.get_rack("/redfish/v1/Chassis/Rack-1")
+        self.assertEqual(type(rf_rack), RedfishRack)
+
+    def test_get_rack_bad(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Chassis/Sled-1-2-1",
+            "ChassisType": "Sled",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        with self.assertRaises(InvalidValueException,
+                msg="Chassis type Sled does not match that of a Rack"):
+            rf.get_rack("/redfish/v1/Chassis/Sled-1-2-1")
+
+    def test_get_rack_simple_properties(self, mock_connector, mock_root_login):
+        mock_connector.return_value.get.return_value.status = 200
+        mock_connector.return_value.get.return_value.json = {
+            "@odata.id": "/redfish/v1/Chassis/Rack-1",
+            "ChassisType": "Rack",
+            "Description": "Redfish Rack",
+            "Id": "Rack-1",
+            "Manufacturer": "Dell",
+            "Name": "G5_Rack",
+            "SerialNumber": "1ABC",
+        }
+
+        rf = RedfishSystem("dummy", "user", "pass", "Non-SSL", "8000")
+        rf_rack = rf.get_rack("/redfish/v1/Chassis/Rack-1")
+        self.assertEqual(rf_rack.chassis_type, "Rack")
+        self.assertEqual(rf_rack.name, "Rack-1")
+        self.assertEqual(rf_rack.description, "Redfish Rack")
+        self.assertEqual(rf_rack.uuid(), "Rack-1")
+        self.assertEqual(rf_rack._identifying_attrs, {"odata_id":
+            "/redfish/v1/Chassis/Rack-1"})