Migrate end2end functional tests to RFC8040
[transportpce.git] / tests / transportpce_tests / 2.2.1 / test14_otn_switch_end2end.py
index 22707c43eea07aec84fe65150069de697b547e85..5a8a300796f7e70a7a9bd9c46587609ba0ee9d06 100644 (file)
@@ -22,7 +22,7 @@ import sys
 sys.path.append('transportpce_tests/common/')
 # pylint: disable=wrong-import-position
 # pylint: disable=import-error
-import test_utils  # nopep8
+import test_utils_rfc8040  # nopep8
 
 
 class TransportPCEtesting(unittest.TestCase):
@@ -31,7 +31,7 @@ class TransportPCEtesting(unittest.TestCase):
     WAITING = 20  # nominal value is 300
     NODE_VERSION = '2.2.1'
 
-    cr_serv_sample_data = {"input": {
+    cr_serv_input_data = {
         "sdnc-request-header": {
             "request-id": "request-1",
             "rpc-action": "service-create",
@@ -123,128 +123,138 @@ class TransportPCEtesting(unittest.TestCase):
         "due-date": "2018-06-15T00:00:01Z",
         "operator-contact": "pw1234"
     }
+
+    del_serv_input_data = {
+        "sdnc-request-header": {
+            "request-id": "e3028bae-a90f-4ddd-a83f-cf224eba0e58",
+            "rpc-action": "service-delete",
+            "request-system-id": "appname",
+            "notification-url": "http://localhost:8585/NotificationServer/notify"},
+        "service-delete-req-info": {
+            "service-name": "TBD",
+            "tail-retention": "no"}
     }
 
     @classmethod
     def setUpClass(cls):
-        cls.processes = test_utils.start_tpce()
-        cls.processes = test_utils.start_sims([('spdra', cls.NODE_VERSION),
-                                               ('spdrb', cls.NODE_VERSION),
-                                               ('spdrc', cls.NODE_VERSION),
-                                               ('roadma', cls.NODE_VERSION),
-                                               ('roadmb', cls.NODE_VERSION),
-                                               ('roadmc', cls.NODE_VERSION)])
+        cls.processes = test_utils_rfc8040.start_tpce()
+        cls.processes = test_utils_rfc8040.start_sims([('spdra', cls.NODE_VERSION),
+                                                       ('spdrb', cls.NODE_VERSION),
+                                                       ('spdrc', cls.NODE_VERSION),
+                                                       ('roadma', cls.NODE_VERSION),
+                                                       ('roadmb', cls.NODE_VERSION),
+                                                       ('roadmc', cls.NODE_VERSION)])
 
     @classmethod
     def tearDownClass(cls):
         # pylint: disable=not-an-iterable
         for process in cls.processes:
-            test_utils.shutdown_process(process)
+            test_utils_rfc8040.shutdown_process(process)
         print("all processes killed")
 
     def setUp(self):
         time.sleep(2)
 
     def test_001_connect_spdrA(self):
-        response = test_utils.mount_device("SPDR-SA1", ('spdra', self.NODE_VERSION))
+        response = test_utils_rfc8040.mount_device("SPDR-SA1", ('spdra', self.NODE_VERSION))
         self.assertEqual(response.status_code,
-                         requests.codes.created, test_utils.CODE_SHOULD_BE_201)
+                         requests.codes.created, test_utils_rfc8040.CODE_SHOULD_BE_201)
 
     def test_002_connect_spdrB(self):
-        response = test_utils.mount_device("SPDR-SB1", ('spdrb', self.NODE_VERSION))
+        response = test_utils_rfc8040.mount_device("SPDR-SB1", ('spdrb', self.NODE_VERSION))
         self.assertEqual(response.status_code,
-                         requests.codes.created, test_utils.CODE_SHOULD_BE_201)
+                         requests.codes.created, test_utils_rfc8040.CODE_SHOULD_BE_201)
 
     def test_003_connect_spdrC(self):
-        response = test_utils.mount_device("SPDR-SC1", ('spdrc', self.NODE_VERSION))
+        response = test_utils_rfc8040.mount_device("SPDR-SC1", ('spdrc', self.NODE_VERSION))
         self.assertEqual(response.status_code,
-                         requests.codes.created, test_utils.CODE_SHOULD_BE_201)
+                         requests.codes.created, test_utils_rfc8040.CODE_SHOULD_BE_201)
 
     def test_004_connect_rdmA(self):
-        response = test_utils.mount_device("ROADM-A1", ('roadma', self.NODE_VERSION))
+        response = test_utils_rfc8040.mount_device("ROADM-A1", ('roadma', self.NODE_VERSION))
         self.assertEqual(response.status_code,
-                         requests.codes.created, test_utils.CODE_SHOULD_BE_201)
+                         requests.codes.created, test_utils_rfc8040.CODE_SHOULD_BE_201)
 
     def test_005_connect_rdmB(self):
-        response = test_utils.mount_device("ROADM-B1", ('roadmb', self.NODE_VERSION))
+        response = test_utils_rfc8040.mount_device("ROADM-B1", ('roadmb', self.NODE_VERSION))
         self.assertEqual(response.status_code,
-                         requests.codes.created, test_utils.CODE_SHOULD_BE_201)
+                         requests.codes.created, test_utils_rfc8040.CODE_SHOULD_BE_201)
 
     def test_006_connect_rdmC(self):
-        response = test_utils.mount_device("ROADM-C1", ('roadmc', self.NODE_VERSION))
+        response = test_utils_rfc8040.mount_device("ROADM-C1", ('roadmc', self.NODE_VERSION))
         self.assertEqual(response.status_code,
-                         requests.codes.created, test_utils.CODE_SHOULD_BE_201)
+                         requests.codes.created, test_utils_rfc8040.CODE_SHOULD_BE_201)
 
     def test_007_connect_sprdA_2_N1_to_roadmA_PP3(self):
-        response = test_utils.connect_xpdr_to_rdm_request("SPDR-SA1", "2", "1",
-                                                          "ROADM-A1", "1", "SRG1-PP3-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Xponder Roadm Link created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-xpdr-rdm-links',
+            {'links-input': {'xpdr-node': 'SPDR-SA1', 'xpdr-num': '2', 'network-num': '1',
+                             'rdm-node': 'ROADM-A1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP3-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Xponder Roadm Link created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_008_connect_roadmA_PP3_to_spdrA_2_N1(self):
-        response = test_utils.connect_rdm_to_xpdr_request("SPDR-SA1", "2", "1",
-                                                          "ROADM-A1", "1", "SRG1-PP3-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Roadm Xponder links created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-rdm-xpdr-links',
+            {'links-input': {'xpdr-node': 'SPDR-SA1', 'xpdr-num': '2', 'network-num': '1',
+                             'rdm-node': 'ROADM-A1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP3-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Roadm Xponder links created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_009_connect_sprdC_2_N1_to_roadmC_PP3(self):
-        response = test_utils.connect_xpdr_to_rdm_request("SPDR-SC1", "2", "1",
-                                                          "ROADM-C1", "1", "SRG1-PP3-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Xponder Roadm Link created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-xpdr-rdm-links',
+            {'links-input': {'xpdr-node': 'SPDR-SC1', 'xpdr-num': '2', 'network-num': '1',
+                             'rdm-node': 'ROADM-C1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP3-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Xponder Roadm Link created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_010_connect_roadmC_PP3_to_spdrC_2_N1(self):
-        response = test_utils.connect_rdm_to_xpdr_request("SPDR-SC1", "2", "1",
-                                                          "ROADM-C1", "1", "SRG1-PP3-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Roadm Xponder links created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-rdm-xpdr-links',
+            {'links-input': {'xpdr-node': 'SPDR-SC1', 'xpdr-num': '2', 'network-num': '1',
+                             'rdm-node': 'ROADM-C1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP3-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Roadm Xponder links created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_011_connect_sprdB_2_N1_to_roadmB_PP1(self):
-        response = test_utils.connect_xpdr_to_rdm_request("SPDR-SB1", "2", "1",
-                                                          "ROADM-B1", "1", "SRG1-PP1-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Xponder Roadm Link created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-xpdr-rdm-links',
+            {'links-input': {'xpdr-node': 'SPDR-SB1', 'xpdr-num': '2', 'network-num': '1',
+                             'rdm-node': 'ROADM-B1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP1-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Xponder Roadm Link created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_012_connect_roadmB_PP1_to_spdrB_2_N1(self):
-        response = test_utils.connect_rdm_to_xpdr_request("SPDR-SB1", "2", "1",
-                                                          "ROADM-B1", "1", "SRG1-PP1-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Roadm Xponder links created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-rdm-xpdr-links',
+            {'links-input': {'xpdr-node': 'SPDR-SB1', 'xpdr-num': '2', 'network-num': '1',
+                             'rdm-node': 'ROADM-B1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP1-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Roadm Xponder links created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_013_connect_sprdB_2_N2_to_roadmB_PP2(self):
-        response = test_utils.connect_xpdr_to_rdm_request("SPDR-SB1", "2", "2",
-                                                          "ROADM-B1", "1", "SRG1-PP2-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Xponder Roadm Link created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-xpdr-rdm-links',
+            {'links-input': {'xpdr-node': 'SPDR-SB1', 'xpdr-num': '2', 'network-num': '2',
+                             'rdm-node': 'ROADM-B1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP2-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Xponder Roadm Link created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_014_connect_roadmB_PP2_to_spdrB_2_N2(self):
-        response = test_utils.connect_rdm_to_xpdr_request("SPDR-SB1", "2", "2",
-                                                          "ROADM-B1", "1", "SRG1-PP2-TXRX")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Roadm Xponder links created successfully',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-networkutils', 'init-rdm-xpdr-links',
+            {'links-input': {'xpdr-node': 'SPDR-SB1', 'xpdr-num': '2', 'network-num': '2',
+                             'rdm-node': 'ROADM-B1', 'srg-num': '1', 'termination-point-num': 'SRG1-PP2-TXRX'}})
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Roadm Xponder links created successfully', response["output"]["result"])
         time.sleep(2)
 
     def test_015_add_omsAttributes_ROADMA_ROADMB(self):
@@ -259,8 +269,8 @@ class TransportPCEtesting(unittest.TestCase):
                 "fiber-type": "smf",
                 "SRLG-length": 100000,
                 "pmd": 0.5}]}}
-        response = test_utils.add_oms_attr_request(
-            "ROADM-A1-DEG1-DEG1-TTP-TXRXtoROADM-B1-DEG1-DEG1-TTP-TXRX", data)
+        response = test_utils_rfc8040.add_oms_attr_request("ROADM-A1-DEG1-DEG1-TTP-TXRXtoROADM-B1-DEG1-DEG1-TTP-TXRX",
+                                                           data)
         self.assertEqual(response.status_code, requests.codes.created)
 
     def test_016_add_omsAttributes_ROADMB_ROADMA(self):
@@ -275,8 +285,8 @@ class TransportPCEtesting(unittest.TestCase):
                 "fiber-type": "smf",
                 "SRLG-length": 100000,
                 "pmd": 0.5}]}}
-        response = test_utils.add_oms_attr_request(
-            "ROADM-B1-DEG1-DEG1-TTP-TXRXtoROADM-A1-DEG1-DEG1-TTP-TXRX", data)
+        response = test_utils_rfc8040.add_oms_attr_request("ROADM-B1-DEG1-DEG1-TTP-TXRXtoROADM-A1-DEG1-DEG1-TTP-TXRX",
+                                                           data)
         self.assertEqual(response.status_code, requests.codes.created)
 
     def test_017_add_omsAttributes_ROADMB_ROADMC(self):
@@ -291,8 +301,8 @@ class TransportPCEtesting(unittest.TestCase):
                 "fiber-type": "smf",
                 "SRLG-length": 100000,
                 "pmd": 0.5}]}}
-        response = test_utils.add_oms_attr_request(
-            "ROADM-B1-DEG2-DEG2-TTP-TXRXtoROADM-C1-DEG2-DEG2-TTP-TXRX", data)
+        response = test_utils_rfc8040.add_oms_attr_request("ROADM-B1-DEG2-DEG2-TTP-TXRXtoROADM-C1-DEG2-DEG2-TTP-TXRX",
+                                                           data)
         self.assertEqual(response.status_code, requests.codes.created)
 
     def test_018_add_omsAttributes_ROADMC_ROADMB(self):
@@ -307,137 +317,145 @@ class TransportPCEtesting(unittest.TestCase):
                 "fiber-type": "smf",
                 "SRLG-length": 100000,
                 "pmd": 0.5}]}}
-        response = test_utils.add_oms_attr_request(
-            "ROADM-C1-DEG2-DEG2-TTP-TXRXtoROADM-B1-DEG2-DEG2-TTP-TXRX", data)
+        response = test_utils_rfc8040.add_oms_attr_request("ROADM-C1-DEG2-DEG2-TTP-TXRXtoROADM-B1-DEG2-DEG2-TTP-TXRX",
+                                                           data)
         self.assertEqual(response.status_code, requests.codes.created)
 
     def test_019_create_OTS_ROADMA_DEG1(self):
-        response = test_utils.create_ots_oms_request("ROADM-A1", "DEG1-TTP-TXRX")
-        time.sleep(10)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-device-renderer', 'create-ots-oms',
+            {
+                'node-id': 'ROADM-A1',
+                'logical-connection-point': 'DEG1-TTP-TXRX'
+            })
+        # time.sleep(10)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Interfaces OTS-DEG1-TTP-TXRX - OMS-DEG1-TTP-TXRX successfully created on node ROADM-A1',
-                      res["output"]["result"])
+                      response["output"]["result"])
 
     def test_020_create_OTS_ROADMB_DEG1(self):
-        response = test_utils.create_ots_oms_request("ROADM-B1", "DEG1-TTP-TXRX")
-        time.sleep(10)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-device-renderer', 'create-ots-oms',
+            {
+                'node-id': 'ROADM-B1',
+                'logical-connection-point': 'DEG1-TTP-TXRX'
+            })
+        # time.sleep(10)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Interfaces OTS-DEG1-TTP-TXRX - OMS-DEG1-TTP-TXRX successfully created on node ROADM-B1',
-                      res["output"]["result"])
+                      response["output"]["result"])
 
     def test_021_create_OTS_ROADMB_DEG2(self):
-        response = test_utils.create_ots_oms_request("ROADM-B1", "DEG2-TTP-TXRX")
-        time.sleep(10)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-device-renderer', 'create-ots-oms',
+            {
+                'node-id': 'ROADM-B1',
+                'logical-connection-point': 'DEG2-TTP-TXRX'
+            })
+        # time.sleep(10)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Interfaces OTS-DEG2-TTP-TXRX - OMS-DEG2-TTP-TXRX successfully created on node ROADM-B1',
-                      res["output"]["result"])
+                      response["output"]["result"])
 
     def test_022_create_OTS_ROADMC_DEG2(self):
-        response = test_utils.create_ots_oms_request("ROADM-C1", "DEG2-TTP-TXRX")
-        time.sleep(10)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-device-renderer', 'create-ots-oms',
+            {
+                'node-id': 'ROADM-C1',
+                'logical-connection-point': 'DEG2-TTP-TXRX'
+            })
+        # time.sleep(10)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Interfaces OTS-DEG2-TTP-TXRX - OMS-DEG2-TTP-TXRX successfully created on node ROADM-C1',
-                      res["output"]["result"])
+                      response["output"]["result"])
 
     def test_023_calculate_span_loss_base_all(self):
-        url = "{}/operations/transportpce-olm:calculate-spanloss-base"
-        data = {
-            "input": {
-                "src-type": "all"
-            }
-        }
-        response = test_utils.post_request(url, data)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertIn('Success',
-                      res["output"]["result"])
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'transportpce-olm', 'calculate-spanloss-base',
+            {
+                'src-type': 'all'
+            })
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertIn('Success', response["output"]["result"])
         self.assertIn({
             "spanloss": "25.7",
             "link-id": "ROADM-C1-DEG1-DEG1-TTP-TXRXtoROADM-A1-DEG2-DEG2-TTP-TXRX"
-        }, res["output"]["spans"])
+        }, response["output"]["spans"])
         self.assertIn({
             "spanloss": "17.6",
             "link-id": "ROADM-A1-DEG2-DEG2-TTP-TXRXtoROADM-C1-DEG1-DEG1-TTP-TXRX"
-        }, res["output"]["spans"])
+        }, response["output"]["spans"])
         self.assertIn({
             "spanloss": "23.6",
             "link-id": "ROADM-B1-DEG1-DEG1-TTP-TXRXtoROADM-A1-DEG1-DEG1-TTP-TXRX"
-        }, res["output"]["spans"])
+        }, response["output"]["spans"])
         self.assertIn({
             "spanloss": "23.6",
             "link-id": "ROADM-A1-DEG1-DEG1-TTP-TXRXtoROADM-B1-DEG1-DEG1-TTP-TXRX"
-        }, res["output"]["spans"])
+        }, response["output"]["spans"])
         self.assertIn({
             "spanloss": "25.7",
             "link-id": "ROADM-C1-DEG2-DEG2-TTP-TXRXtoROADM-B1-DEG2-DEG2-TTP-TXRX"
-        }, res["output"]["spans"])
+        }, response["output"]["spans"])
         self.assertIn({
             "spanloss": "17.6",
             "link-id": "ROADM-B1-DEG2-DEG2-TTP-TXRXtoROADM-C1-DEG2-DEG2-TTP-TXRX"
-        }, res["output"]["spans"])
+        }, response["output"]["spans"])
         time.sleep(5)
 
     def test_024_check_otn_topology(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        nbNode = len(res['network'][0]['node'])
-        self.assertEqual(nbNode, 9, 'There should be 9 nodes')
-        self.assertNotIn('ietf-network-topology:link', res['network'][0],
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['network'][0]['node']), 9, 'There should be 9 nodes')
+        self.assertNotIn('ietf-network-topology:link', response['network'][0],
                          'otn-topology should have no link')
 
 # test service-create for OCH-OTU4 service from spdrA to spdrB
     def test_025_create_OCH_OTU4_service_AB(self):
-        response = test_utils.service_create_request(self.cr_serv_sample_data)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-create',
+            self.cr_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('PCE calculation in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_026_get_OCH_OTU4_service_AB(self):
-        response = test_utils.get_service_list_request(
-            "services/service-OCH-OTU4-AB")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(
-            res['services'][0]['administrative-state'], 'inService')
-        self.assertEqual(
-            res['services'][0]['service-name'], 'service-OCH-OTU4-AB')
-        self.assertEqual(
-            res['services'][0]['connection-type'], 'infrastructure')
-        self.assertEqual(
-            res['services'][0]['lifecycle-state'], 'planned')
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_attr_request("services", "service-OCH-OTU4-AB")
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(response['services'][0]['administrative-state'], 'inService')
+        self.assertEqual(response['services'][0]['service-name'], 'service-OCH-OTU4-AB')
+        self.assertEqual(response['services'][0]['connection-type'], 'infrastructure')
+        self.assertEqual(response['services'][0]['lifecycle-state'], 'planned')
+        time.sleep(1)
 
 # Check correct configuration of devices
     def test_027_check_interface_och_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-761:768")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-761:768')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertDictEqual(dict({'name': 'XPDR2-NETWORK1-761:768',
                                    'administrative-state': 'inService',
                                    'supporting-circuit-pack-name': 'CP5-CFP',
                                    'type': 'org-openroadm-interfaces:opticalChannel',
                                    'supporting-port': 'CP5-CFP-P1'
-                                   }, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(
-            {'frequency': 196.1, 'rate': 'org-openroadm-common-types:R100G',
-             'transmit-power': -5, 'modulation-format': 'dp-qpsk'},
-            res['interface'][0]['org-openroadm-optical-channel-interfaces:och'])
+                                   }, **response['interface'][0]),
+                             response['interface'][0])
+
+        self.assertEqual('org-openroadm-common-types:R100G',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['rate'])
+        self.assertEqual('dp-qpsk',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['modulation-format'])
+        self.assertEqual(196.1,
+                         float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['frequency']))
+        self.assertEqual(
+            -5,
+            float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['transmit-power']))
 
     def test_028_check_interface_OTU4_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-OTU")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-OTU')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-OTU',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -452,44 +470,45 @@ class TransportPCEtesting(unittest.TestCase):
                         'rate': 'org-openroadm-otn-common-types:OTU4',
                         'fec': 'scfec'
                         }
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(input_dict_2,
-                             res['interface'][0]
-                             ['org-openroadm-otn-otu-interfaces:otu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK1-OTU/otu")
-        self.assertEqual(response2.status_code, requests.codes.ok)
-        res2 = response2.json()['org-openroadm-otn-otu-interfaces:otu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(input_dict_2, **response['interface'][0]['org-openroadm-otn-otu-interfaces:otu']),
+                             response['interface'][0]['org-openroadm-otn-otu-interfaces:otu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute2_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK1-OTU', 'org-openroadm-otn-otu-interfaces:otu')
+        self.assertEqual(response2['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-dapi'])
 
     def test_029_check_interface_och_spdrB(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK1-761:768")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK1-761:768')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertDictEqual(dict({'name': 'XPDR2-NETWORK1-761:768',
                                    'administrative-state': 'inService',
                                    'supporting-circuit-pack-name': 'CP5-CFP',
                                    'type': 'org-openroadm-interfaces:opticalChannel',
                                    'supporting-port': 'CP5-CFP-P1'
-                                   }, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(
-            {'frequency': 196.1, 'rate': 'org-openroadm-common-types:R100G',
-             'transmit-power': -5, 'modulation-format': 'dp-qpsk'},
-            res['interface'][0]['org-openroadm-optical-channel-interfaces:och'])
+                                   }, **response['interface'][0]),
+                             response['interface'][0])
+
+        self.assertEqual('org-openroadm-common-types:R100G',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['rate'])
+        self.assertEqual('dp-qpsk',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['modulation-format'])
+        self.assertEqual(196.1,
+                         float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['frequency']))
+        self.assertEqual(
+            -5,
+            float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['transmit-power']))
 
     def test_030_check_interface_OTU4_spdrB(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK1-OTU")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK1-OTU')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-OTU',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -504,54 +523,61 @@ class TransportPCEtesting(unittest.TestCase):
                         'rate': 'org-openroadm-otn-common-types:OTU4',
                         'fec': 'scfec'
                         }
-
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(input_dict_2,
-                             res['interface'][0]
-                             ['org-openroadm-otn-otu-interfaces:otu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-OTU/otu")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['org-openroadm-otn-otu-interfaces:otu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(input_dict_2, **response['interface'][0]['org-openroadm-otn-otu-interfaces:otu']),
+                             response['interface'][0]['org-openroadm-otn-otu-interfaces:otu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute2_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-OTU', 'org-openroadm-otn-otu-interfaces:otu')
+        self.assertEqual(response2['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-dapi'])
 
     def test_031_check_no_interface_ODU4_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.conflict)
-        res = response.json()
-        self.assertIn(
-            {"error-type": "application", "error-tag": "data-missing",
-             "error-message": "Request could not be completed because the relevant data model content does not exist"},
-            res['errors']['error'])
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
+        self.assertIn(response['interface'], (
+            {
+                "error-type": "protocol",
+                "error-tag": "data-missing",
+                "error-message":
+                    "Request could not be completed because the relevant data "
+                    "model content does not exist"
+            }, {
+                "error-type": "application",
+                "error-tag": "data-missing",
+                "error-message":
+                    "Request could not be completed because the relevant data "
+                    "model content does not exist"
+            }))
 
     def test_032_check_openroadm_topo_spdra(self):
-        response = test_utils.get_ordm_topo_request("node/SPDR-SA1-XPDR2")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        ele = res['node'][0]['ietf-network-topology:termination-point'][0]
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'SPDR-SA1-XPDR2', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        ele = response['node']['ietf-network-topology:termination-point'][0]
         self.assertEqual('XPDR2-NETWORK1', ele['tp-id'])
-        self.assertEqual({'frequency': 196.1,
-                          'width': 40},
-                         ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength'])
+        self.assertEqual(
+            196.1,
+            float(ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength']['frequency']))
+        self.assertEqual(
+            40,
+            float(ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength']['width']))
         self.assertEqual('ROADM-A1-SRG1--SRG1-PP3-TXRX',
                          ele['org-openroadm-network-topology:xpdr-network-attributes']['tail-equipment-id'])
-        time.sleep(3)
+        time.sleep(1)
 
     def test_033_check_openroadm_topo_ROADMA_SRG(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-A1-SRG1")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-A1-SRG1', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:srg-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:srg-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[95], 0, "Lambda 1 should not be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'SRG1-PP3-TXRX':
                 freq_map = base64.b64decode(
@@ -560,17 +586,16 @@ class TransportPCEtesting(unittest.TestCase):
                 self.assertEqual(freq_map_array[95], 0, "Lambda 1 should not be available")
             if ele['tp-id'] == 'SRG1-PP2-TXRX':
                 self.assertNotIn('avail-freq-maps', dict.keys(ele))
-        time.sleep(3)
+        time.sleep(1)
 
     def test_034_check_openroadm_topo_ROADMA_DEG1(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-A1-DEG1")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-A1-DEG1', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[95], 0, "Lambda 1 should not be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'DEG1-CTP-TXRX':
                 freq_map = base64.b64decode(
@@ -582,17 +607,15 @@ class TransportPCEtesting(unittest.TestCase):
                     ele['org-openroadm-network-topology:tx-ttp-attributes']['avail-freq-maps'][0]['freq-map'])
                 freq_map_array = [int(x) for x in freq_map]
                 self.assertEqual(freq_map_array[95], 0, "Lambda 1 should not be available")
-        time.sleep(3)
+        time.sleep(1)
 
     def test_035_check_otn_topo_otu4_links(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        nb_links = len(res['network'][0]['ietf-network-topology:link'])
-        self.assertEqual(nb_links, 2)
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['network'][0]['ietf-network-topology:link']), 2)
         listLinkId = ['OTU4-SPDR-SA1-XPDR2-XPDR2-NETWORK1toSPDR-SB1-XPDR2-XPDR2-NETWORK1',
                       'OTU4-SPDR-SB1-XPDR2-XPDR2-NETWORK1toSPDR-SA1-XPDR2-XPDR2-NETWORK1']
-        for link in res['network'][0]['ietf-network-topology:link']:
+        for link in response['network'][0]['ietf-network-topology:link']:
             self.assertIn(link['link-id'], listLinkId)
             self.assertEqual(
                 link['transportpce-networkutils:otn-link-type'], 'OTU4')
@@ -608,68 +631,65 @@ class TransportPCEtesting(unittest.TestCase):
 
 # test service-create for OCH-OTU4 service from spdrB to spdrC
 
+
     def test_036_create_OCH_OTU4_service_BC(self):
-        # pylint: disable=line-too-long
-        self.cr_serv_sample_data["input"]["service-name"] = "service-OCH-OTU4-BC"
-        self.cr_serv_sample_data["input"]["service-a-end"]["node-id"] = "SPDR-SB1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["clli"] = "NodeSB"
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SB1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SB1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["node-id"] = "SPDR-SC1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["clli"] = "NodeSC"
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
-
-        response = test_utils.service_create_request(self.cr_serv_sample_data)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.cr_serv_input_data["service-name"] = "service-OCH-OTU4-BC"
+        self.cr_serv_input_data["service-a-end"]["node-id"] = "SPDR-SB1"
+        self.cr_serv_input_data["service-a-end"]["clli"] = "NodeSB"
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SB1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK2"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SB1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK2"
+        self.cr_serv_input_data["service-z-end"]["node-id"] = "SPDR-SC1"
+        self.cr_serv_input_data["service-z-end"]["clli"] = "NodeSC"
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-create',
+            self.cr_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('PCE calculation in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_037_get_OCH_OTU4_service_BC(self):
-        response = test_utils.get_service_list_request(
-            "services/service-OCH-OTU4-BC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(
-            res['services'][0]['administrative-state'], 'inService')
-        self.assertEqual(
-            res['services'][0]['service-name'], 'service-OCH-OTU4-BC')
-        self.assertEqual(
-            res['services'][0]['connection-type'], 'infrastructure')
-        self.assertEqual(
-            res['services'][0]['lifecycle-state'], 'planned')
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_attr_request("services", "service-OCH-OTU4-BC")
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(response['services'][0]['administrative-state'], 'inService')
+        self.assertEqual(response['services'][0]['service-name'], 'service-OCH-OTU4-BC')
+        self.assertEqual(response['services'][0]['connection-type'], 'infrastructure')
+        self.assertEqual(response['services'][0]['lifecycle-state'], 'planned')
+        time.sleep(1)
 
 # Check correct configuration of devices
     def test_038_check_interface_och_spdrB(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK2-753:760")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK2-753:760')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertDictEqual(dict({'name': 'XPDR2-NETWORK1-753:760',
                                    'administrative-state': 'inService',
                                    'supporting-circuit-pack-name': 'CP6-CFP',
                                    'type': 'org-openroadm-interfaces:opticalChannel',
                                    'supporting-port': 'CP1-CFP0-P1'
-                                   }, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(
-            {'frequency': 196.05, 'rate': 'org-openroadm-common-types:R100G',
-             'transmit-power': -5, 'modulation-format': 'dp-qpsk'},
-            res['interface'][0]['org-openroadm-optical-channel-interfaces:och'])
+                                   }, **response['interface'][0]),
+                             response['interface'][0])
+
+        self.assertEqual('org-openroadm-common-types:R100G',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['rate'])
+        self.assertEqual('dp-qpsk',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['modulation-format'])
+        self.assertEqual(196.05,
+                         float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['frequency']))
+        self.assertEqual(
+            -5,
+            float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['transmit-power']))
 
     def test_039_check_interface_OTU4_spdrB(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK2-OTU")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK2-OTU')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK2-OTU',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP6-CFP',
@@ -684,44 +704,45 @@ class TransportPCEtesting(unittest.TestCase):
                         'rate': 'org-openroadm-otn-common-types:OTU4',
                         'fec': 'scfec'
                         }
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(input_dict_2,
-                             res['interface'][0]
-                             ['org-openroadm-otn-otu-interfaces:otu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-NETWORK1-OTU/otu")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['org-openroadm-otn-otu-interfaces:otu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(input_dict_2, **response['interface'][0]['org-openroadm-otn-otu-interfaces:otu']),
+                             response['interface'][0]['org-openroadm-otn-otu-interfaces:otu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute2_request(
+            'SPDR-SC1', 'interface', 'XPDR2-NETWORK1-OTU', 'org-openroadm-otn-otu-interfaces:otu')
+        self.assertEqual(response2['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-dapi'])
 
     def test_040_check_interface_och_spdrC(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-NETWORK1-753:760")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertDictEqual(dict({'name': 'XPDR2-NETWORK1-761:768',
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-NETWORK1-753:760')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertDictEqual(dict({'name': 'XPDR2-NETWORK1-753:760',
                                    'administrative-state': 'inService',
                                    'supporting-circuit-pack-name': 'CP5-CFP',
                                    'type': 'org-openroadm-interfaces:opticalChannel',
                                    'supporting-port': 'CP5-CFP-P1'
-                                   }, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(
-            {'frequency': 196.05, 'rate': 'org-openroadm-common-types:R100G',
-             'transmit-power': -5, 'modulation-format': 'dp-qpsk'},
-            res['interface'][0]['org-openroadm-optical-channel-interfaces:och'])
+                                   }, **response['interface'][0]),
+                             response['interface'][0])
+
+        self.assertEqual('org-openroadm-common-types:R100G',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['rate'])
+        self.assertEqual('dp-qpsk',
+                         response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['modulation-format'])
+        self.assertEqual(196.05,
+                         float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['frequency']))
+        self.assertEqual(
+            -5,
+            float(response['interface'][0]['org-openroadm-optical-channel-interfaces:och']['transmit-power']))
 
     def test_041_check_interface_OTU4_spdrC(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-NETWORK1-OTU")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-NETWORK1-OTU')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-OTU',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -736,67 +757,76 @@ class TransportPCEtesting(unittest.TestCase):
                         'rate': 'org-openroadm-otn-common-types:OTU4',
                         'fec': 'scfec'
                         }
-
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(input_dict_2,
-                             res['interface'][0]
-                             ['org-openroadm-otn-otu-interfaces:otu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK2-OTU/otu")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['org-openroadm-otn-otu-interfaces:otu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(input_dict_2, **response['interface'][0]['org-openroadm-otn-otu-interfaces:otu']),
+                             response['interface'][0]['org-openroadm-otn-otu-interfaces:otu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute2_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK2-OTU', 'org-openroadm-otn-otu-interfaces:otu')
+        self.assertEqual(response2['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-dapi'])
 
     def test_042_check_no_interface_ODU4_spdrB(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.conflict)
-        res = response.json()
-        self.assertIn(
-            {"error-type": "application", "error-tag": "data-missing",
-             "error-message": "Request could not be completed because the relevant data model content does not exist"},
-            res['errors']['error'])
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
+        self.assertIn(response['interface'], (
+            {
+                "error-type": "protocol",
+                "error-tag": "data-missing",
+                "error-message":
+                    "Request could not be completed because the relevant data "
+                    "model content does not exist"
+            }, {
+                "error-type": "application",
+                "error-tag": "data-missing",
+                "error-message":
+                    "Request could not be completed because the relevant data "
+                    "model content does not exist"
+            }))
 
     def test_043_check_openroadm_topo_spdrB(self):
-        response = test_utils.get_ordm_topo_request("node/SPDR-SB1-XPDR2")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'SPDR-SB1-XPDR2', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         # pylint: disable=consider-using-f-string
         for ele in liste_tp:
             if ele['tp-id'] == 'XPDR2-NETWORK1':
-                self.assertEqual({'frequency': 196.1,
-                                  'width': 40},
-                                 ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength'])
+                self.assertEqual(
+                    196.1,
+                    float(ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength']['frequency']))
+                self.assertEqual(
+                    40,
+                    float(ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength']['width']))
                 self.assertEqual('ROADM-B1-SRG1--SRG1-PP1-TXRX',
                                  ele['org-openroadm-network-topology:xpdr-network-attributes']['tail-equipment-id'])
             elif ele['tp-id'] == 'XPDR2-NETWORK2':
-                self.assertEqual({'frequency': 196.05,
-                                  'width': 40},
-                                 ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength'])
+                self.assertEqual(
+                    196.05,
+                    float(ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength']['frequency']))
+                self.assertEqual(
+                    40,
+                    float(ele['org-openroadm-network-topology:xpdr-network-attributes']['wavelength']['width']))
                 self.assertEqual('ROADM-B1-SRG1--SRG1-PP2-TXRX',
                                  ele['org-openroadm-network-topology:xpdr-network-attributes']['tail-equipment-id'])
             else:
-                print("ele = {}".format(ele))
                 self.assertNotIn('org-openroadm-network-topology:xpdr-network-attributes', dict.keys(ele))
-        time.sleep(3)
+        time.sleep(1)
 
     def test_044_check_openroadm_topo_ROADMB_SRG1(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-B1-SRG1")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-B1-SRG1', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:srg-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:srg-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[95], 0, "Lambda 1 should not be available")
         self.assertEqual(freq_map_array[94], 0, "Lambda 2 should not be available")
         self.assertEqual(freq_map_array[93], 255, "Lambda 3 should be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'SRG1-PP1-TXRX':
                 freq_map = base64.b64decode(
@@ -810,17 +840,16 @@ class TransportPCEtesting(unittest.TestCase):
                 self.assertEqual(freq_map_array[94], 0, "Lambda 2 should not be available")
             if ele['tp-id'] == 'SRG1-PP3-TXRX':
                 self.assertNotIn('avail-freq-maps', dict.keys(ele))
-        time.sleep(3)
+        time.sleep(1)
 
     def test_045_check_openroadm_topo_ROADMB_DEG2(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-B1-DEG2")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-B1-DEG2', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[94], 0, "Lambda 2 should not be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'DEG2-CTP-TXRX':
                 freq_map = base64.b64decode(
@@ -832,19 +861,17 @@ class TransportPCEtesting(unittest.TestCase):
                     ele['org-openroadm-network-topology:tx-ttp-attributes']['avail-freq-maps'][0]['freq-map'])
                 freq_map_array = [int(x) for x in freq_map]
                 self.assertEqual(freq_map_array[94], 0, "Lambda 1 should not be available")
-        time.sleep(3)
+        time.sleep(1)
 
     def test_046_check_otn_topo_otu4_links(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        nb_links = len(res['network'][0]['ietf-network-topology:link'])
-        self.assertEqual(nb_links, 4)
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['network'][0]['ietf-network-topology:link']), 4)
         listLinkId = ['OTU4-SPDR-SA1-XPDR2-XPDR2-NETWORK1toSPDR-SB1-XPDR2-XPDR2-NETWORK1',
                       'OTU4-SPDR-SB1-XPDR2-XPDR2-NETWORK1toSPDR-SA1-XPDR2-XPDR2-NETWORK1',
                       'OTU4-SPDR-SB1-XPDR2-XPDR2-NETWORK2toSPDR-SC1-XPDR2-XPDR2-NETWORK1',
                       'OTU4-SPDR-SC1-XPDR2-XPDR2-NETWORK1toSPDR-SB1-XPDR2-XPDR2-NETWORK2']
-        for link in res['network'][0]['ietf-network-topology:link']:
+        for link in response['network'][0]['ietf-network-topology:link']:
             self.assertIn(link['link-id'], listLinkId)
             self.assertEqual(
                 link['transportpce-networkutils:otn-link-type'], 'OTU4')
@@ -857,81 +884,73 @@ class TransportPCEtesting(unittest.TestCase):
             self.assertIn(
                 link['org-openroadm-common-network:opposite-link'], listLinkId)
 
+
 # test service-create for 100GE service from spdrA to spdrC via spdrB
+
     def test_047_create_100GE_service_ABC(self):
-        # pylint: disable=line-too-long
-        self.cr_serv_sample_data["input"]["service-name"] = "service-100GE-ABC"
-        self.cr_serv_sample_data["input"]["connection-type"] = "service"
-        self.cr_serv_sample_data["input"]["service-a-end"]["service-format"] = "Ethernet"
-        self.cr_serv_sample_data["input"]["service-a-end"]["node-id"] = "SPDR-SA1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["clli"] = "NodeSA"
-        del self.cr_serv_sample_data["input"]["service-a-end"]["otu-service-rate"]
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["service-format"] = "Ethernet"
-        self.cr_serv_sample_data["input"]["service-z-end"]["node-id"] = "SPDR-SC1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["clli"] = "NodeSC"
-        del self.cr_serv_sample_data["input"]["service-z-end"]["otu-service-rate"]
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-
-        response = test_utils.service_create_request(self.cr_serv_sample_data)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.cr_serv_input_data["service-name"] = "service-100GE-ABC"
+        self.cr_serv_input_data["connection-type"] = "service"
+        self.cr_serv_input_data["service-a-end"]["service-format"] = "Ethernet"
+        self.cr_serv_input_data["service-a-end"]["node-id"] = "SPDR-SA1"
+        self.cr_serv_input_data["service-a-end"]["clli"] = "NodeSA"
+        del self.cr_serv_input_data["service-a-end"]["otu-service-rate"]
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        self.cr_serv_input_data["service-z-end"]["service-format"] = "Ethernet"
+        self.cr_serv_input_data["service-z-end"]["node-id"] = "SPDR-SC1"
+        self.cr_serv_input_data["service-z-end"]["clli"] = "NodeSC"
+        del self.cr_serv_input_data["service-z-end"]["otu-service-rate"]
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-create',
+            self.cr_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('PCE calculation in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_048_get_100GE_service_ABC(self):
-        response = test_utils.get_service_list_request(
-            "services/service-100GE-ABC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(
-            res['services'][0]['administrative-state'], 'inService')
-        self.assertEqual(
-            res['services'][0]['service-name'], 'service-100GE-ABC')
-        self.assertEqual(
-            res['services'][0]['connection-type'], 'service')
-        self.assertEqual(
-            res['services'][0]['lifecycle-state'], 'planned')
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_attr_request("services", "service-100GE-ABC")
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(response['services'][0]['administrative-state'], 'inService')
+        self.assertEqual(response['services'][0]['service-name'], 'service-100GE-ABC')
+        self.assertEqual(response['services'][0]['connection-type'], 'service')
+        self.assertEqual(response['services'][0]['lifecycle-state'], 'planned')
+        time.sleep(1)
 
     def test_049_check_interface_100GE_CLIENT_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-CLIENT1-ETHERNET")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-CLIENT1-ETHERNET')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict = {'name': 'XPDR2-CLIENT1-ETHERNET',
                       'administrative-state': 'inService',
                       'supporting-circuit-pack-name': 'CP2-QSFP1',
                       'type': 'org-openroadm-interfaces:ethernetCsmacd',
                       'supporting-port': 'CP2-QSFP1-P1'
                       }
-        self.assertDictEqual(dict(input_dict, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(
-            {'speed': 100000,
-             'fec': 'off'},
-            res['interface'][0]['org-openroadm-ethernet-interfaces:ethernet'])
+        self.assertDictEqual(dict(input_dict, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertEqual(100000, response['interface'][0]['org-openroadm-ethernet-interfaces:ethernet']['speed'])
+        self.assertEqual('off', response['interface'][0]['org-openroadm-ethernet-interfaces:ethernet']['fec'])
 
     def test_050_check_interface_ODU4_CLIENT_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-CLIENT1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-CLIENT1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-CLIENT1-ODU4',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP2-QSFP1',
                         'supporting-interface': 'XPDR2-CLIENT1-ETHERNET',
                         'type': 'org-openroadm-interfaces:otnOdu',
                         'supporting-port': 'CP2-QSFP1-P1'}
+        # SAPI/DAPI are added in the Otu4 renderer
         input_dict_2 = {
-            'odu-function': 'org-openroadm-otn-common-types:ODU-TTP-CTP',
+            'odu-function': 'org-openroadm-otn-common-types:ODU-TTP',
             'rate': 'org-openroadm-otn-common-types:ODU4',
             'monitoring-mode': 'terminated',
             'expected-dapi': 'AItaZ6nmyaKJ',
@@ -939,28 +958,32 @@ class TransportPCEtesting(unittest.TestCase):
             'tx-dapi': 'AKFnJJaijWiz',
             'tx-sapi': 'AItaZ6nmyaKJ'}
 
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(dict(input_dict_2,
-                                  **res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']),
-                             res['interface'][0]['org-openroadm-otn-odu-interfaces:odu'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu'],
+                                  **input_dict_2),
+                             response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
+                             )
         self.assertDictEqual(
             {'payload-type': '21', 'exp-payload-type': '21'},
-            res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['opu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-CLIENT1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+            response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['opu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-CLIENT1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['expected-dapi'])
 
     def test_051_check_interface_ODU4_NETWORK_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-ODU4',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -973,56 +996,51 @@ class TransportPCEtesting(unittest.TestCase):
             'rate': 'org-openroadm-otn-common-types:ODU4',
             'monitoring-mode': 'monitored'}
 
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(dict(input_dict_2,
-                                  **res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']),
-                             res['interface'][0]['org-openroadm-otn-odu-interfaces:odu'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu'],
+                                  **input_dict_2),
+                             response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
+                             )
         self.assertNotIn('opu',
-                         dict.keys(res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
+                         dict.keys(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
 
     def test_052_check_ODU4_connection_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1",
-            "odu-connection/XPDR2-CLIENT1-ODU4-x-XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'odu-connection', 'XPDR2-CLIENT1-ODU4-x-XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {
             'connection-name':
             'XPDR2-CLIENT1-ODU4-x-XPDR2-NETWORK1-ODU4',
             'direction': 'bidirectional'
         }
 
-        self.assertDictEqual(dict(input_dict_1, **res['odu-connection'][0]),
-                             res['odu-connection'][0])
+        self.assertDictEqual(dict(input_dict_1, **response['odu-connection'][0]),
+                             response['odu-connection'][0])
         self.assertDictEqual({'dst-if': 'XPDR2-NETWORK1-ODU4'},
-                             res['odu-connection'][0]['destination'])
+                             response['odu-connection'][0]['destination'])
         self.assertDictEqual({'src-if': 'XPDR2-CLIENT1-ODU4'},
-                             res['odu-connection'][0]['source'])
+                             response['odu-connection'][0]['source'])
 
     def test_053_check_interface_100GE_CLIENT_spdrc(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-CLIENT1-ETHERNET")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-CLIENT1-ETHERNET')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict = {'name': 'XPDR2-CLIENT1-ETHERNET',
                       'administrative-state': 'inService',
                       'supporting-circuit-pack-name': 'CP2-QSFP1',
                       'type': 'org-openroadm-interfaces:ethernetCsmacd',
                       'supporting-port': 'CP2-QSFP1-P1'
                       }
-        self.assertDictEqual(dict(input_dict, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(
-            {'speed': 100000,
-             'fec': 'off'},
-            res['interface'][0]['org-openroadm-ethernet-interfaces:ethernet'])
+        self.assertDictEqual(dict(input_dict, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertEqual(100000, response['interface'][0]['org-openroadm-ethernet-interfaces:ethernet']['speed'])
+        self.assertEqual('off', response['interface'][0]['org-openroadm-ethernet-interfaces:ethernet']['fec'])
 
     def test_054_check_interface_ODU4_CLIENT_spdrc(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-CLIENT1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-CLIENT1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-CLIENT1-ODU4',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP2-QSFP1',
@@ -1040,28 +1058,32 @@ class TransportPCEtesting(unittest.TestCase):
             'tx-dapi': 'AItaZ6nmyaKJ',
             'tx-sapi': 'AKFnJJaijWiz'}
 
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(dict(input_dict_2,
-                                  **res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']),
-                             res['interface'][0]['org-openroadm-otn-odu-interfaces:odu'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu'],
+                                  **input_dict_2),
+                             response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
+                             )
         self.assertDictEqual(
             {'payload-type': '21', 'exp-payload-type': '21'},
-            res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['opu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-CLIENT1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+            response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['opu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-CLIENT1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'],
+                         response2['interface'][0]['org-openroadm-otn-odu-interfaces:odu']['expected-dapi'])
 
     def test_055_check_interface_ODU4_NETWORK_spdrc(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-ODU4',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -1074,38 +1096,36 @@ class TransportPCEtesting(unittest.TestCase):
             'rate': 'org-openroadm-otn-common-types:ODU4',
             'monitoring-mode': 'monitored'}
 
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(dict(input_dict_2,
-                                  **res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']),
-                             res['interface'][0]['org-openroadm-otn-odu-interfaces:odu'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu'],
+                                  **input_dict_2),
+                             response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
+                             )
         self.assertNotIn('opu',
-                         dict.keys(res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
+                         dict.keys(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
 
     def test_056_check_ODU4_connection_spdrc(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1",
-            "odu-connection/XPDR2-CLIENT1-ODU4-x-XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'odu-connection', 'XPDR2-CLIENT1-ODU4-x-XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {
             'connection-name':
             'XPDR2-CLIENT1-ODU4-x-XPDR2-NETWORK1-ODU4',
             'direction': 'bidirectional'
         }
 
-        self.assertDictEqual(dict(input_dict_1, **res['odu-connection'][0]),
-                             res['odu-connection'][0])
+        self.assertDictEqual(dict(input_dict_1, **response['odu-connection'][0]),
+                             response['odu-connection'][0])
         self.assertDictEqual({'dst-if': 'XPDR2-NETWORK1-ODU4'},
-                             res['odu-connection'][0]['destination'])
+                             response['odu-connection'][0]['destination'])
         self.assertDictEqual({'src-if': 'XPDR2-CLIENT1-ODU4'},
-                             res['odu-connection'][0]['source'])
+                             response['odu-connection'][0]['source'])
 
     def test_057_check_interface_ODU4_NETWORK1_spdrb(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-ODU4',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -1116,20 +1136,20 @@ class TransportPCEtesting(unittest.TestCase):
             'rate': 'org-openroadm-otn-common-types:ODU4',
             'monitoring-mode': 'monitored'}
 
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(dict(input_dict_2,
-                                  **res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']),
-                             res['interface'][0]['org-openroadm-otn-odu-interfaces:odu'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu'],
+                                  **input_dict_2),
+                             response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
+                             )
         self.assertNotIn('opu',
-                         dict.keys(res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
+                         dict.keys(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
 
     def test_058_check_interface_ODU4_NETWORK2_spdrb(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1", "interface/XPDR2-NETWORK2-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        input_dict_1 = {'name': 'XPDR2-NETWORK1-ODU4',
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'interface', 'XPDR2-NETWORK2-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        input_dict_1 = {'name': 'XPDR2-NETWORK2-ODU4',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP6-CFP',
                         'type': 'org-openroadm-interfaces:otnOdu',
@@ -1139,147 +1159,154 @@ class TransportPCEtesting(unittest.TestCase):
             'rate': 'org-openroadm-otn-common-types:ODU4',
             'monitoring-mode': 'monitored'}
 
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(dict(input_dict_2,
-                                  **res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']),
-                             res['interface'][0]['org-openroadm-otn-odu-interfaces:odu'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu'],
+                                  **input_dict_2),
+                             response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']
+                             )
         self.assertNotIn('opu',
-                         dict.keys(res['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
+                         dict.keys(response['interface'][0]['org-openroadm-otn-odu-interfaces:odu']))
 
     def test_059_check_ODU4_connection_spdrb(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SB1",
-            "odu-connection/XPDR2-NETWORK1-ODU4-x-XPDR2-NETWORK2-ODU4")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SB1', 'odu-connection', 'XPDR2-NETWORK1-ODU4-x-XPDR2-NETWORK2-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {
             'connection-name':
             'XPDR2-NETWORK1-ODU4-x-XPDR2-NETWORK2-ODU4',
             'direction': 'bidirectional'
         }
 
-        self.assertDictEqual(dict(input_dict_1, **res['odu-connection'][0]),
-                             res['odu-connection'][0])
+        self.assertDictEqual(dict(input_dict_1, **response['odu-connection'][0]),
+                             response['odu-connection'][0])
         self.assertDictEqual({'dst-if': 'XPDR2-NETWORK2-ODU4'},
-                             res['odu-connection'][0]['destination'])
+                             response['odu-connection'][0]['destination'])
         self.assertDictEqual({'src-if': 'XPDR2-NETWORK1-ODU4'},
-                             res['odu-connection'][0]['source'])
+                             response['odu-connection'][0]['source'])
 
     def test_060_check_otn_topo_links(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        nb_links = len(res['network'][0]['ietf-network-topology:link'])
-        self.assertEqual(nb_links, 4)
-        for link in res['network'][0]['ietf-network-topology:link']:
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['network'][0]['ietf-network-topology:link']), 4)
+        for link in response['network'][0]['ietf-network-topology:link']:
             self.assertEqual(
                 link['org-openroadm-otn-network-topology:available-bandwidth'], 0)
             self.assertEqual(
                 link['org-openroadm-otn-network-topology:used-bandwidth'], 100000)
 
     def test_061_delete_service_100GE_ABC(self):
-        response = test_utils.service_delete_request("service-100GE-ABC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.del_serv_input_data["service-delete-req-info"]["service-name"] = "service-100GE-ABC"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-delete',
+            self.del_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Renderer service delete in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_062_check_service_list(self):
-        response = test_utils.get_service_list_request("")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(len(res['service-list']['services']), 2)
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_request()
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['service-list']['services']), 2)
+        time.sleep(1)
 
     def test_063_check_no_ODU4_connection_spdra(self):
-        response = test_utils.check_netconf_node_request("SPDR-SA1", "")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertNotIn(['odu-connection'][0], res['org-openroadm-device'])
+        response = test_utils_rfc8040.check_node_request("SPDR-SA1")
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertNotIn(['odu-connection'][0], response['org-openroadm-device'])
         time.sleep(1)
 
     def test_064_check_no_interface_ODU4_NETWORK_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.conflict)
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
 
     def test_065_check_no_interface_ODU4_CLIENT_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-CLIENT1-ODU4")
-        self.assertEqual(response.status_code, requests.codes.conflict)
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-CLIENT1-ODU4')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
 
     def test_066_check_no_interface_100GE_CLIENT_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-CLIENT1-ETHERNET")
-        self.assertEqual(response.status_code, requests.codes.conflict)
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-CLIENT1-ETHERNET')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
 
     def test_067_check_otn_topo_links(self):
         self.test_046_check_otn_topo_otu4_links()
 
     def test_068_delete_OCH_OTU4_service_AB(self):
-        response = test_utils.service_delete_request("service-OCH-OTU4-AB")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.del_serv_input_data["service-delete-req-info"]["service-name"] = "service-OCH-OTU4-AB"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-delete',
+            self.del_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Renderer service delete in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_069_delete_OCH_OTU4_service_BC(self):
-        response = test_utils.service_delete_request("service-OCH-OTU4-BC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.del_serv_input_data["service-delete-req-info"]["service-name"] = "service-OCH-OTU4-BC"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-delete',
+            self.del_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Renderer service delete in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_070_get_no_service(self):
-        response = test_utils.get_service_list_request("")
-        self.assertEqual(response.status_code, requests.codes.conflict)
-        res = response.json()
-        self.assertIn(
-            {"error-type": "application", "error-tag": "data-missing",
-             "error-message": "Request could not be completed because the relevant data model content does not exist"},
-            res['errors']['error'])
+        response = test_utils_rfc8040.get_ordm_serv_list_request()
+        self.assertEqual(response['status_code'], requests.codes.conflict)
+        self.assertIn(response['service-list'], (
+            {
+                "error-type": "protocol",
+                "error-tag": "data-missing",
+                "error-message":
+                    "Request could not be completed because the relevant data "
+                    "model content does not exist"
+            }, {
+                "error-type": "application",
+                "error-tag": "data-missing",
+                "error-message":
+                    "Request could not be completed because the relevant data "
+                    "model content does not exist"
+            }))
         time.sleep(1)
 
     def test_071_check_no_interface_OTU4_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-OTU")
-        self.assertEqual(response.status_code, requests.codes.conflict)
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-OTU')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
 
     def test_072_check_no_interface_OCH_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-761:768")
-        self.assertEqual(response.status_code, requests.codes.conflict)
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-761:768')
+        self.assertEqual(response['status_code'], requests.codes.conflict)
 
     def test_073_getLinks_OtnTopology(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertNotIn('ietf-network-topology:link', res['network'][0])
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertNotIn('ietf-network-topology:link', response['network'][0])
 
     def test_074_check_openroadm_topo_spdra(self):
-        response = test_utils.get_ordm_topo_request("node/SPDR-SA1-XPDR2")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        tp = res['node'][0]['ietf-network-topology:termination-point'][0]
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'SPDR-SA1-XPDR2', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        tp = response['node']['ietf-network-topology:termination-point'][0]
         self.assertEqual('XPDR2-NETWORK1', tp['tp-id'])
         self.assertNotIn('wavelength', dict.keys(
             tp['org-openroadm-network-topology:xpdr-network-attributes']))
-        time.sleep(3)
+        time.sleep(1)
 
     def test_075_check_openroadm_topo_ROADMB_SRG1(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-B1-SRG1")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-B1-SRG1', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:srg-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:srg-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[95], 255, "Lambda 1 should be available")
         self.assertEqual(freq_map_array[94], 255, "Lambda 1 should be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'SRG1-PP1-TXRX':
                 freq_map = base64.b64decode(
@@ -1291,17 +1318,16 @@ class TransportPCEtesting(unittest.TestCase):
                     ele['org-openroadm-network-topology:pp-attributes']['avail-freq-maps'][0]['freq-map'])
                 freq_map_array = [int(x) for x in freq_map]
                 self.assertEqual(freq_map_array[94], 255, "Lambda 1 should be available")
-        time.sleep(3)
+        time.sleep(1)
 
     def test_076_check_openroadm_topo_ROADMB_DEG1(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-B1-DEG1")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-B1-DEG1', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[95], 255, "Lambda 1 should be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'DEG1-CTP-TXRX':
                 freq_map = base64.b64decode(
@@ -1313,17 +1339,16 @@ class TransportPCEtesting(unittest.TestCase):
                     ele['org-openroadm-network-topology:tx-ttp-attributes']['avail-freq-maps'][0]['freq-map'])
                 freq_map_array = [int(x) for x in freq_map]
                 self.assertEqual(freq_map_array[95], 255, "Lambda 1 should be available")
-        time.sleep(3)
+        time.sleep(1)
 
     def test_077_check_openroadm_topo_ROADMB_DEG2(self):
-        response = test_utils.get_ordm_topo_request("node/ROADM-B1-DEG2")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.get_ietf_network_node_request('openroadm-topology', 'ROADM-B1-DEG2', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         freq_map = base64.b64decode(
-            res['node'][0]['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
+            response['node']['org-openroadm-network-topology:degree-attributes']['avail-freq-maps'][0]['freq-map'])
         freq_map_array = [int(x) for x in freq_map]
         self.assertEqual(freq_map_array[95], 255, "Lambda 1 should be available")
-        liste_tp = res['node'][0]['ietf-network-topology:termination-point']
+        liste_tp = response['node']['ietf-network-topology:termination-point']
         for ele in liste_tp:
             if ele['tp-id'] == 'DEG2-CTP-TXRX':
                 freq_map = base64.b64decode(
@@ -1335,43 +1360,37 @@ class TransportPCEtesting(unittest.TestCase):
                     ele['org-openroadm-network-topology:tx-ttp-attributes']['avail-freq-maps'][0]['freq-map'])
                 freq_map_array = [int(x) for x in freq_map]
                 self.assertEqual(freq_map_array[95], 255, "Lambda 1 should be available")
-        time.sleep(3)
+        time.sleep(1)
 
     def test_078_disconnect_xponders_from_roadm(self):
-        url = "{}/config/ietf-network:networks/network/openroadm-topology/ietf-network-topology:link/"
-        response = test_utils.get_ordm_topo_request("")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        links = res['network'][0]['ietf-network-topology:link']
+        response = test_utils_rfc8040.get_ietf_network_request('openroadm-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        links = response['network'][0]['ietf-network-topology:link']
         for link in links:
             if (link["org-openroadm-common-network:link-type"] in ('XPONDER-OUTPUT', 'XPONDER-INPUT')
                     and ('SPDR-SB1' in link['link-id'] or 'ROADM-B1' in link['link-id'])):
-                link_name = link["link-id"]
-                response = test_utils.delete_request(url+link_name)
-                self.assertEqual(response.status_code, requests.codes.ok)
+                response = test_utils_rfc8040.del_ietf_network_link_request(
+                    'openroadm-topology', link['link-id'], 'config')
+                self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_079_disconnect_spdrB(self):
-        response = test_utils.unmount_device("SPDR-SB1")
-        self.assertEqual(response.status_code, requests.codes.ok,
-                         test_utils.CODE_SHOULD_BE_200)
+        response = test_utils_rfc8040.unmount_device("SPDR-SB1")
+        self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_080_disconnect_roadmB(self):
-        response = test_utils.unmount_device("ROADM-B1")
-        self.assertEqual(response.status_code, requests.codes.ok,
-                         test_utils.CODE_SHOULD_BE_200)
+        response = test_utils_rfc8040.unmount_device("ROADM-B1")
+        self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_081_remove_roadm_to_roadm_links(self):
-        url = "{}/config/ietf-network:networks/network/openroadm-topology/ietf-network-topology:link/"
-        response = test_utils.get_ordm_topo_request("")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        links = res['network'][0]['ietf-network-topology:link']
+        response = test_utils_rfc8040.get_ietf_network_request('openroadm-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        links = response['network'][0]['ietf-network-topology:link']
         for link in links:
             if (link["org-openroadm-common-network:link-type"] == "ROADM-TO-ROADM"
                     and 'ROADM-B1' in link['link-id']):
-                link_name = link["link-id"]
-                response = test_utils.delete_request(url+link_name)
-                self.assertEqual(response.status_code, requests.codes.ok)
+                response = test_utils_rfc8040.del_ietf_network_link_request(
+                    'openroadm-topology', link['link-id'], 'config')
+                self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_082_add_omsAttributes_ROADMA_ROADMC(self):
         # Config ROADMA-ROADMC oms-attributes
@@ -1385,8 +1404,8 @@ class TransportPCEtesting(unittest.TestCase):
                 "fiber-type": "smf",
                 "SRLG-length": 100000,
                 "pmd": 0.5}]}}
-        response = test_utils.add_oms_attr_request(
-            "ROADM-A1-DEG2-DEG2-TTP-TXRXtoROADM-C1-DEG1-DEG1-TTP-TXRX", data)
+        response = test_utils_rfc8040.add_oms_attr_request("ROADM-A1-DEG2-DEG2-TTP-TXRXtoROADM-C1-DEG1-DEG1-TTP-TXRX",
+                                                           data)
         self.assertEqual(response.status_code, requests.codes.created)
 
     def test_083_add_omsAttributes_ROADMC_ROADMA(self):
@@ -1401,98 +1420,86 @@ class TransportPCEtesting(unittest.TestCase):
                 "fiber-type": "smf",
                 "SRLG-length": 100000,
                 "pmd": 0.5}]}}
-        response = test_utils.add_oms_attr_request(
-            "ROADM-C1-DEG1-DEG1-TTP-TXRXtoROADM-A1-DEG2-DEG2-TTP-TXRX", data)
+        response = test_utils_rfc8040.add_oms_attr_request("ROADM-C1-DEG1-DEG1-TTP-TXRXtoROADM-A1-DEG2-DEG2-TTP-TXRX",
+                                                           data)
         self.assertEqual(response.status_code, requests.codes.created)
 
     def test_084_create_OCH_OTU4_service_AC(self):
-        # pylint: disable=line-too-long
-        self.cr_serv_sample_data["input"]["service-name"] = "service-OCH-OTU4-AC"
-        self.cr_serv_sample_data["input"]["connection-type"] = "infrastructure"
-        self.cr_serv_sample_data["input"]["service-a-end"]["service-rate"] = "100"
-        self.cr_serv_sample_data["input"]["service-a-end"]["service-format"] = "OTU"
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["otu-service-rate"] = "org-openroadm-otn-common-types:OTU4"
-        self.cr_serv_sample_data["input"]["service-z-end"]["service-rate"] = "100"
-        self.cr_serv_sample_data["input"]["service-z-end"]["service-format"] = "OTU"
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["otu-service-rate"] = "org-openroadm-otn-common-types:OTU4"
-        response = test_utils.service_create_request(self.cr_serv_sample_data)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.cr_serv_input_data["service-name"] = "service-OCH-OTU4-AC"
+        self.cr_serv_input_data["connection-type"] = "infrastructure"
+        self.cr_serv_input_data["service-a-end"]["service-rate"] = "100"
+        self.cr_serv_input_data["service-a-end"]["service-format"] = "OTU"
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
+        self.cr_serv_input_data["service-a-end"]["otu-service-rate"] = "org-openroadm-otn-common-types:OTU4"
+        self.cr_serv_input_data["service-z-end"]["service-rate"] = "100"
+        self.cr_serv_input_data["service-z-end"]["service-format"] = "OTU"
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-NETWORK1"
+        self.cr_serv_input_data["service-z-end"]["otu-service-rate"] = "org-openroadm-otn-common-types:OTU4"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-create',
+            self.cr_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('PCE calculation in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_085_get_OCH_OTU4_service_AC(self):
-        response = test_utils.get_service_list_request(
-            "services/service-OCH-OTU4-AC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(
-            res['services'][0]['administrative-state'], 'inService')
-        self.assertEqual(
-            res['services'][0]['service-name'], 'service-OCH-OTU4-AC')
-        self.assertEqual(
-            res['services'][0]['connection-type'], 'infrastructure')
-        self.assertEqual(
-            res['services'][0]['lifecycle-state'], 'planned')
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_attr_request("services", "service-OCH-OTU4-AC")
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(response['services'][0]['administrative-state'], 'inService')
+        self.assertEqual(response['services'][0]['service-name'], 'service-OCH-OTU4-AC')
+        self.assertEqual(response['services'][0]['connection-type'], 'infrastructure')
+        self.assertEqual(response['services'][0]['lifecycle-state'], 'planned')
+        time.sleep(1)
 
 # test service-create for 100GE service from spdrA to spdrC via spdrB
     def test_086_create_100GE_service_AC(self):
-        # pylint: disable=line-too-long
-        self.cr_serv_sample_data["input"]["service-name"] = "service-100GE-AC"
-        self.cr_serv_sample_data["input"]["connection-type"] = "service"
-        self.cr_serv_sample_data["input"]["service-a-end"]["service-format"] = "Ethernet"
-        self.cr_serv_sample_data["input"]["service-a-end"]["node-id"] = "SPDR-SA1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["clli"] = "NodeSA"
-        del self.cr_serv_sample_data["input"]["service-a-end"]["otu-service-rate"]
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["service-format"] = "Ethernet"
-        self.cr_serv_sample_data["input"]["service-z-end"]["node-id"] = "SPDR-SC1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["clli"] = "NodeSC"
-        del self.cr_serv_sample_data["input"]["service-z-end"]["otu-service-rate"]
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
-        self.cr_serv_sample_data["input"]["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
-
-        response = test_utils.service_create_request(self.cr_serv_sample_data)
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.cr_serv_input_data["service-name"] = "service-100GE-AC"
+        self.cr_serv_input_data["connection-type"] = "service"
+        self.cr_serv_input_data["service-a-end"]["service-format"] = "Ethernet"
+        self.cr_serv_input_data["service-a-end"]["node-id"] = "SPDR-SA1"
+        self.cr_serv_input_data["service-a-end"]["clli"] = "NodeSA"
+        del self.cr_serv_input_data["service-a-end"]["otu-service-rate"]
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SA1-XPDR2"
+        self.cr_serv_input_data["service-a-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        self.cr_serv_input_data["service-z-end"]["service-format"] = "Ethernet"
+        self.cr_serv_input_data["service-z-end"]["node-id"] = "SPDR-SC1"
+        self.cr_serv_input_data["service-z-end"]["clli"] = "NodeSC"
+        del self.cr_serv_input_data["service-z-end"]["otu-service-rate"]
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["tx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-device-name"] = "SPDR-SC1-XPDR2"
+        self.cr_serv_input_data["service-z-end"]["rx-direction"][0]["port"]["port-name"] = "XPDR2-CLIENT1"
+
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-create',
+            self.cr_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('PCE calculation in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_087_get_100GE_service_AC(self):
-        response = test_utils.get_service_list_request("services/service-100GE-AC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(
-            res['services'][0]['administrative-state'], 'inService')
-        self.assertEqual(
-            res['services'][0]['service-name'], 'service-100GE-AC')
-        self.assertEqual(
-            res['services'][0]['connection-type'], 'service')
-        self.assertEqual(
-            res['services'][0]['lifecycle-state'], 'planned')
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_attr_request("services", "service-100GE-AC")
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(response['services'][0]['administrative-state'], 'inService')
+        self.assertEqual(response['services'][0]['service-name'], 'service-100GE-AC')
+        self.assertEqual(response['services'][0]['connection-type'], 'service')
+        self.assertEqual(response['services'][0]['lifecycle-state'], 'planned')
+        time.sleep(1)
 
     def test_088_check_interface_OTU4_spdra(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-OTU")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-OTU')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-OTU',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -1507,26 +1514,23 @@ class TransportPCEtesting(unittest.TestCase):
                         'rate': 'org-openroadm-otn-common-types:OTU4',
                         'fec': 'scfec'
                         }
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-
-        self.assertDictEqual(input_dict_2,
-                             res['interface'][0]
-                             ['org-openroadm-otn-otu-interfaces:otu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-NETWORK1-OTU/otu")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['org-openroadm-otn-otu-interfaces:otu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(input_dict_2, **response['interface'][0]['org-openroadm-otn-otu-interfaces:otu']),
+                             response['interface'][0]['org-openroadm-otn-otu-interfaces:otu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute2_request(
+            'SPDR-SC1', 'interface', 'XPDR2-NETWORK1-OTU', 'org-openroadm-otn-otu-interfaces:otu')
+        self.assertEqual(response2['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-dapi'])
 
     def test_089_check_interface_OTU4_spdrC(self):
-        response = test_utils.check_netconf_node_request(
-            "SPDR-SC1", "interface/XPDR2-NETWORK1-OTU")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        response = test_utils_rfc8040.check_node_attribute_request(
+            'SPDR-SC1', 'interface', 'XPDR2-NETWORK1-OTU')
+        self.assertEqual(response['status_code'], requests.codes.ok)
         input_dict_1 = {'name': 'XPDR2-NETWORK1-OTU',
                         'administrative-state': 'inService',
                         'supporting-circuit-pack-name': 'CP5-CFP',
@@ -1541,20 +1545,18 @@ class TransportPCEtesting(unittest.TestCase):
                         'rate': 'org-openroadm-otn-common-types:OTU4',
                         'fec': 'scfec'
                         }
-
-        self.assertDictEqual(dict(input_dict_1, **res['interface'][0]),
-                             res['interface'][0])
-        self.assertDictEqual(input_dict_2,
-                             res['interface'][0]
-                             ['org-openroadm-otn-otu-interfaces:otu'])
-        response2 = test_utils.check_netconf_node_request(
-            "SPDR-SA1", "interface/XPDR2-NETWORK1-OTU/otu")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res2 = response2.json()['org-openroadm-otn-otu-interfaces:otu']
-        self.assertEqual(input_dict_2['tx-sapi'], res2['tx-dapi'])
-        self.assertEqual(input_dict_2['tx-sapi'], res2['expected-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['tx-sapi'])
-        self.assertEqual(input_dict_2['tx-dapi'], res2['expected-dapi'])
+        self.assertDictEqual(dict(input_dict_1, **response['interface'][0]),
+                             response['interface'][0])
+        self.assertDictEqual(dict(input_dict_2, **response['interface'][0]['org-openroadm-otn-otu-interfaces:otu']),
+                             response['interface'][0]['org-openroadm-otn-otu-interfaces:otu'])
+
+        response2 = test_utils_rfc8040.check_node_attribute2_request(
+            'SPDR-SA1', 'interface', 'XPDR2-NETWORK1-OTU', 'org-openroadm-otn-otu-interfaces:otu')
+        self.assertEqual(response2['status_code'], requests.codes.ok)
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-dapi'])
+        self.assertEqual(input_dict_2['tx-sapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['tx-sapi'])
+        self.assertEqual(input_dict_2['tx-dapi'], response2['org-openroadm-otn-otu-interfaces:otu']['expected-dapi'])
 
     def test_090_check_configuration_spdra(self):
         self.test_049_check_interface_100GE_CLIENT_spdra()
@@ -1569,31 +1571,30 @@ class TransportPCEtesting(unittest.TestCase):
         self.test_056_check_ODU4_connection_spdrc()
 
     def test_092_check_otn_topo_links(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        nb_links = len(res['network'][0]['ietf-network-topology:link'])
-        self.assertEqual(nb_links, 2)
-        for link in res['network'][0]['ietf-network-topology:link']:
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['network'][0]['ietf-network-topology:link']), 2)
+        for link in response['network'][0]['ietf-network-topology:link']:
             self.assertEqual(
                 link['org-openroadm-otn-network-topology:available-bandwidth'], 0)
             self.assertEqual(
                 link['org-openroadm-otn-network-topology:used-bandwidth'], 100000)
 
     def test_093_delete_100GE_service_AC(self):
-        response = test_utils.service_delete_request("service-100GE-AC")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
+        self.del_serv_input_data["service-delete-req-info"]["service-name"] = "service-100GE-AC"
+        response = test_utils_rfc8040.transportpce_api_rpc_request(
+            'org-openroadm-service', 'service-delete',
+            self.del_serv_input_data)
+        self.assertEqual(response['status_code'], requests.codes.ok)
         self.assertIn('Renderer service delete in progress',
-                      res['output']['configuration-response-common']['response-message'])
+                      response['output']['configuration-response-common']['response-message'])
         time.sleep(self.WAITING)
 
     def test_094_check_service_list(self):
-        response = test_utils.get_service_list_request("")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        self.assertEqual(len(res['service-list']['services']), 1)
-        time.sleep(2)
+        response = test_utils_rfc8040.get_ordm_serv_list_request()
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['service-list']['services']), 1)
+        time.sleep(1)
 
     def test_095_check_configuration_spdra(self):
         self.test_063_check_no_ODU4_connection_spdra()
@@ -1602,48 +1603,40 @@ class TransportPCEtesting(unittest.TestCase):
         self.test_066_check_no_interface_100GE_CLIENT_spdra()
 
     def test_096_check_otn_topo_links(self):
-        response = test_utils.get_otn_topo_request()
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        nb_links = len(res['network'][0]['ietf-network-topology:link'])
-        self.assertEqual(nb_links, 2)
-        for link in res['network'][0]['ietf-network-topology:link']:
+        response = test_utils_rfc8040.get_ietf_network_request('otn-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        self.assertEqual(len(response['network'][0]['ietf-network-topology:link']), 2)
+        for link in response['network'][0]['ietf-network-topology:link']:
             self.assertEqual(
                 link['org-openroadm-otn-network-topology:available-bandwidth'], 100000)
             self.assertEqual(
                 link['org-openroadm-otn-network-topology:used-bandwidth'], 0)
 
     def test_097_disconnect_xponders_from_roadm(self):
-        url = "{}/config/ietf-network:networks/network/openroadm-topology/ietf-network-topology:link/"
-        response = test_utils.get_ordm_topo_request("")
-        self.assertEqual(response.status_code, requests.codes.ok)
-        res = response.json()
-        links = res['network'][0]['ietf-network-topology:link']
+        response = test_utils_rfc8040.get_ietf_network_request('openroadm-topology', 'config')
+        self.assertEqual(response['status_code'], requests.codes.ok)
+        links = response['network'][0]['ietf-network-topology:link']
         for link in links:
             if link["org-openroadm-common-network:link-type"] in ('XPONDER-OUTPUT', 'XPONDER-INPUT'):
-                link_name = link["link-id"]
-                response = test_utils.delete_request(url+link_name)
-                self.assertEqual(response.status_code, requests.codes.ok)
+                response = test_utils_rfc8040.del_ietf_network_link_request(
+                    'openroadm-topology', link['link-id'], 'config')
+                self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_098_disconnect_spdrA(self):
-        response = test_utils.unmount_device("SPDR-SA1")
-        self.assertEqual(response.status_code, requests.codes.ok,
-                         test_utils.CODE_SHOULD_BE_200)
+        response = test_utils_rfc8040.unmount_device("SPDR-SA1")
+        self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_099_disconnect_spdrC(self):
-        response = test_utils.unmount_device("SPDR-SC1")
-        self.assertEqual(response.status_code, requests.codes.ok,
-                         test_utils.CODE_SHOULD_BE_200)
+        response = test_utils_rfc8040.unmount_device("SPDR-SC1")
+        self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_100_disconnect_roadmA(self):
-        response = test_utils.unmount_device("ROADM-A1")
-        self.assertEqual(response.status_code, requests.codes.ok,
-                         test_utils.CODE_SHOULD_BE_200)
+        response = test_utils_rfc8040.unmount_device("ROADM-A1")
+        self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
     def test_101_disconnect_roadmC(self):
-        response = test_utils.unmount_device("ROADM-C1")
-        self.assertEqual(response.status_code, requests.codes.ok,
-                         test_utils.CODE_SHOULD_BE_200)
+        response = test_utils_rfc8040.unmount_device("ROADM-C1")
+        self.assertIn(response.status_code, (requests.codes.ok, requests.codes.no_content))
 
 
 if __name__ == "__main__":