diff --git a/src/telemetry_frontend/tests/test_unitary.py b/src/telemetry_frontend/tests/test_unitary.py
index 4f37514dc874531a39499fc509bea56e828a7b17..4b2594839b72c2d7e34c5bc3f04e70e8ad3d0168 100644
--- a/src/telemetry_frontend/tests/test_unitary.py
+++ b/src/telemetry_frontend/tests/test_unitary.py
@@ -16,8 +16,9 @@ import os
 import pytest
 import logging
 from typing import Union
+from common.proto.context_pb2 import Empty
 from common.Constants import ServiceNameEnum
-from common.proto.telemetry_frontend_pb2 import CollectorId
+from common.proto.telemetry_frontend_pb2 import CollectorId, CollectorList
 from common.proto.context_pb2_grpc import add_ContextServiceServicer_to_server
 from context.client.ContextClient import ContextClient
 from common.tools.service.GenericGrpcService import GenericGrpcService
@@ -167,3 +168,14 @@ def test_start_collector(telemetryFrontend_client):
     LOGGER.debug(str(response))
     assert isinstance(response, CollectorId)
 
+def test_stop_collector(telemetryFrontend_client):
+    LOGGER.warning('test_stop_collector requesting')
+    response = telemetryFrontend_client.StopCollector('1')
+    LOGGER.debug(str(response))
+    assert isinstance(response, Empty)
+
+def test_select_collectors(telemetryFrontend_client):
+    LOGGER.warning('test_select_collector requesting')
+    response = telemetryFrontend_client.SelectCollectors()
+    LOGGER.debug(str(response))
+    assert isinstance(response, CollectorList)
\ No newline at end of file