diff --git a/scraibe/test/test_diarisation.py b/scraibe/test/test_diarisation.py
index 148b1a8..1976016 100644
--- a/scraibe/test/test_diarisation.py
+++ b/scraibe/test/test_diarisation.py
@@ -7,26 +7,51 @@ from scraibe import Diariser
 
 @pytest.fixture
 def diariser_instance():
+    """Fixture for creating an instance of the Diariser class with mocked token.
+
+    This fixture is used to create an instance of the the Diariser class with a mocked token returned by the _get_token method. It patches the _get_token method of the Diariser class
+    using unit.test.mock.patch.object, ensuring that it returns a predetrmined value ('personal Hugging-Face token'). The mocked Diariser object is retunrned and can be used as a dependency in otehr tests.
+
+    Returns:
+        Diariser(Obj): An instance of the Diariser class with a mocked token.
+    """
     with mock.patch.object(Diariser, '_get_token', return_value = 'personal Hugging-Face token')
         return Diariser('pyannote')
 
 
 
 def test_Diariser_init(diariser_instance):
-    """_summary_
+    """Test the initialization of the Diariser class.
+
+    This test verifies that the Diariser class is correctly initialized with the specified model.
+    It checks whether the 'model' attribute of the instantiated Diariser object equals 'pyannote'.
+
 
     Args:
-        diariser_instance (_type_): _description_
+        diariser_instance (obj): instance of the Diariser class
+
+    Returns: 
+           None
     """    
     assert diariser_instance.model == 'pyannote'
 
 
 
 def test_diarisation_function(diariser_instance):
-    """_summary_
+    """Test the diarization function of the Diariser class.
+
+    This test verifies that the diarization function of the Diariser class correctly processes
+    an audio file and returns the diarization result. It patches the apply method of the model
+    attribute of the Diariser instance using unittest.mock.patch.object, ensuring that it returns 
+    a predetermined value ('diarization_result') when called with the audio file argument.
+    It then calls the diarization function with an example audio file and checks whether the returned 
+    diarization output matches the expected result ('diarization_result').
 
     Args:
-        diariser_instance (_type_): _description_
+        diariser_instance (obj): instance of the Diariser object
+
+    Returns:
+        None    
     """    
     with mock.patch.object(diariser_instance.model, 'apply', return_value='diarization_result'):
         diarization_output = diariser_instance.diarization('example_audio_file.wav')