diff --git a/rsd_lib/tests/unit/json_samples/v2_2/processor_collection.json b/rsd_lib/tests/unit/json_samples/v2_2/processor_collection.json
index 81c7f14..d25c314 100644
--- a/rsd_lib/tests/unit/json_samples/v2_2/processor_collection.json
+++ b/rsd_lib/tests/unit/json_samples/v2_2/processor_collection.json
@@ -3,10 +3,13 @@
     "@odata.id": "/redfish/v1/Systems/System1/Processors",
     "@odata.type": "#ProcessorCollection.ProcessorCollection",
     "Name": "Processors Collection",
-    "Members@odata.count": 1,
+    "Members@odata.count": 2,
     "Members": [
         {
             "@odata.id": "/redfish/v1/Systems/System1/Processors/CPU1"
+        },
+        {
+            "@odata.id": "/redfish/v1/Systems/System1/Processors/CPU2"
         }
     ]
 }
\ No newline at end of file
diff --git a/rsd_lib/tests/unit/json_samples/v2_2/system_collection.json b/rsd_lib/tests/unit/json_samples/v2_2/system_collection.json
new file mode 100644
index 0000000..9553825
--- /dev/null
+++ b/rsd_lib/tests/unit/json_samples/v2_2/system_collection.json
@@ -0,0 +1,16 @@
+{
+    "@odata.context": "/redfish/v1/$metadata#ComputerSystemCollection.ComputerSystemCollection",
+    "@odata.id": "/redfish/v1/Systems",
+    "@odata.type": "#ComputerSystemCollection.ComputerSystemCollection",
+    "Name": "Computer System Collection",
+    "Description": "description-as-string",
+    "Members@odata.count": 2,
+    "Members": [
+        {
+            "@odata.id": "/redfish/v1/Systems/System1"
+        },
+        {
+            "@odata.id": "/redfish/v1/Systems/System2"
+        }
+    ]
+}
\ No newline at end of file
diff --git a/rsd_lib/tests/unit/resources/v2_2/system/test_processor.py b/rsd_lib/tests/unit/resources/v2_2/system/test_processor.py
index 9e3b9ef..8db8a29 100644
--- a/rsd_lib/tests/unit/resources/v2_2/system/test_processor.py
+++ b/rsd_lib/tests/unit/resources/v2_2/system/test_processor.py
@@ -114,3 +114,47 @@ class ProcessorTestCase(testtools.TestCase):
         # | WHEN & THEN |
         self.assertIsInstance(self.processor_inst.metrics,
                               processor_metrics.ProcessorMetrics)
+
+
+class ProcessorCollectionTestCase(testtools.TestCase):
+
+    def setUp(self):
+        super(ProcessorCollectionTestCase, self).setUp()
+        self.conn = mock.Mock()
+        with open('rsd_lib/tests/unit/json_samples/v2_2/'
+                  'processor_collection.json', 'r') as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+        self.processor_col = processor.ProcessorCollection(
+            self.conn, '/redfish/v1/Systems',
+            redfish_version='1.1.0')
+
+    def test__parse_attributes(self):
+        self.processor_col._parse_attributes()
+        self.assertEqual('1.1.0', self.processor_col.redfish_version)
+        self.assertEqual(('/redfish/v1/Systems/System1/Processors/CPU1',
+                          '/redfish/v1/Systems/System1/Processors/CPU2'),
+                         self.processor_col.members_identities)
+
+    @mock.patch.object(processor, 'Processor', autospec=True)
+    def test_get_member(self, mock_system):
+        self.processor_col.get_member(
+            '/redfish/v1/Systems/System1/Processors/CPU1')
+        mock_system.assert_called_once_with(
+            self.processor_col._conn,
+            '/redfish/v1/Systems/System1/Processors/CPU1',
+            redfish_version=self.processor_col.redfish_version)
+
+    @mock.patch.object(processor, 'Processor', autospec=True)
+    def test_get_members(self, mock_system):
+        members = self.processor_col.get_members()
+        calls = [
+            mock.call(self.processor_col._conn,
+                      '/redfish/v1/Systems/System1/Processors/CPU1',
+                      redfish_version=self.processor_col.redfish_version),
+            mock.call(self.processor_col._conn,
+                      '/redfish/v1/Systems/System1/Processors/CPU2',
+                      redfish_version=self.processor_col.redfish_version)
+        ]
+        mock_system.assert_has_calls(calls)
+        self.assertIsInstance(members, list)
+        self.assertEqual(2, len(members))
diff --git a/rsd_lib/tests/unit/resources/v2_2/system/test_system.py b/rsd_lib/tests/unit/resources/v2_2/system/test_system.py
index 6a72d1e..06976d5 100644
--- a/rsd_lib/tests/unit/resources/v2_2/system/test_system.py
+++ b/rsd_lib/tests/unit/resources/v2_2/system/test_system.py
@@ -149,3 +149,47 @@ class SystemTestCase(testtools.TestCase):
         # | WHEN & THEN |
         self.assertIsInstance(self.system_inst.processors,
                               processor.ProcessorCollection)
+
+
+class SystemCollectionTestCase(testtools.TestCase):
+
+    def setUp(self):
+        super(SystemCollectionTestCase, self).setUp()
+        self.conn = mock.Mock()
+        with open('rsd_lib/tests/unit/json_samples/v2_2/'
+                  'system_collection.json', 'r') as f:
+            self.conn.get.return_value.json.return_value = json.loads(f.read())
+        self.system_col = system.SystemCollection(
+            self.conn, '/redfish/v1/Systems',
+            redfish_version='1.1.0')
+
+    def test__parse_attributes(self):
+        self.system_col._parse_attributes()
+        self.assertEqual('1.1.0', self.system_col.redfish_version)
+        self.assertEqual(('/redfish/v1/Systems/System1',
+                          '/redfish/v1/Systems/System2'),
+                         self.system_col.members_identities)
+
+    @mock.patch.object(system, 'System', autospec=True)
+    def test_get_member(self, mock_system):
+        self.system_col.get_member(
+            '/redfish/v1/Systems/System1')
+        mock_system.assert_called_once_with(
+            self.system_col._conn,
+            '/redfish/v1/Systems/System1',
+            redfish_version=self.system_col.redfish_version)
+
+    @mock.patch.object(system, 'System', autospec=True)
+    def test_get_members(self, mock_system):
+        members = self.system_col.get_members()
+        calls = [
+            mock.call(self.system_col._conn,
+                      '/redfish/v1/Systems/System1',
+                      redfish_version=self.system_col.redfish_version),
+            mock.call(self.system_col._conn,
+                      '/redfish/v1/Systems/System2',
+                      redfish_version=self.system_col.redfish_version)
+        ]
+        mock_system.assert_has_calls(calls)
+        self.assertIsInstance(members, list)
+        self.assertEqual(2, len(members))