Updating onap-sdk to list service catalog in nbi

Issue-ID: TEST-415
Change-Id: I55bf2b1352b0b006dc3e3b6100cadaecc3e4d672
Signed-off-by: sheetal ghadge <sheetal.ghadge@t-systems.com>

2 files changed, 41 insertions, 1 deletions

diff --git a/src/onapsdk/nbi/nbi.py b/src/onapsdk/nbi/nbi.py
index 502a4f2..43cecba 100644
--- a/src/onapsdk/nbi/nbi.py
+++ b/src/onapsdk/nbi/nbi.py
@@ -88,7 +88,7 @@ class ServiceSpecification(Nbi):
         """Service specification representation.
 
         Returns:
-            str: Service specification object human readable representation
+            str: Service specification object human-readable representation
 
         """
         return (f"ServiceSpecification(unique_id={self.unique_id}, name={self.name}, "
@@ -144,6 +144,33 @@ class ServiceSpecification(Nbi):
             service_specification.get("lifecycleStatus"),
         )
 
+    @classmethod
+    def specification_input_schema(cls, service_specification_id: str) -> "ServiceSpecification":
+        """Retrieve the input schema for a specific service specification.
+
+        Args:
+            service_specification_id (str): Unique identifier for the service specification.
+
+        Returns:
+            ServiceSpecification: Service specification object.
+        """
+        service_specification: dict = cls.send_message_json(
+            "GET",
+            f"Get service specification with {service_specification_id} ID from NBI",
+            f"{cls.base_url}{cls.api_version}/serviceSpecification/{service_specification_id}/"
+            f"specificationInputSchema"
+        )
+
+        return ServiceSpecification(
+            service_specification.get("id"),
+            service_specification.get("name"),
+            service_specification.get("invariantUUID"),
+            service_specification.get("category"),
+            service_specification.get("distributionStatus"),
+            service_specification.get("version"),
+            service_specification.get("lifecycleStatus"),
+        )
+
 
 class Service(Nbi):
     """NBI service."""
diff --git a/tests/test_nbi.py b/tests/test_nbi.py
index a2545d6..a2957a9 100644
--- a/tests/test_nbi.py
+++ b/tests/test_nbi.py
@@ -459,6 +459,19 @@ def test_service_specification_get_by_id(mock_service_specification_send_message
     assert service_specification.lifecycle_status == "CERTIFIED"
 
 
+@mock.patch.object(ServiceSpecification, "send_message_json")
+def test_specification_input_schema(mock_service_specification_schema_send_message):
+    mock_service_specification_schema_send_message.return_value = SERVICE_SPECIFICATION
+    service_specification_schema = ServiceSpecification.specification_input_schema("test")
+    assert service_specification_schema.unique_id == "a80c901c-6593-491f-9465-877e5acffb46"
+    assert service_specification_schema.name == "testService1"
+    assert service_specification_schema.invariant_uuid == "217deaa7-dfc3-41d8-aa53-bb009029c09f"
+    assert service_specification_schema.category == "Network Service"
+    assert service_specification_schema.distribution_status == "DISTRIBUTED"
+    assert service_specification_schema.version == "1.0"
+    assert service_specification_schema.lifecycle_status == "CERTIFIED"
+
+
 @mock.patch.object(Service, "send_message_json")
 @mock.patch.object(Customer, "get_by_global_customer_id")
 @mock.patch.object(ServiceSpecification, "get_by_id")