SSDM-11382 Added a test.

pybis/src/python/pybis/things.py

@@ -49,6 +49,12 @@ class Things():
         self.__attrs = attrs
         self.__props = props
 
+    def is_df_initialised(self):
+        return self.__df is not None
+
+    def is_objects_initialised(self):
+        return self.__objects is not None
+
     @property
     def df(self):
         if self.__df is None and self.__df_initializer is not None:

pybis/src/python/tests/test_dataset.py

+from pybis.things import Things
+
 import json
 import random
 import re
@@ -105,3 +107,34 @@ def test_create_dataset_with_code(space):
     assert dataset.permId == timestamp
 
     dataset.delete("dataset creation test on {}".format(timestamp))
+
+def test_things_initialization(space):
+    data_frame_result = [1, 2, 3]
+    objects_result = [4, 5, 6]
+
+    def create_data_frame(attrs, props, response):
+        return data_frame_result
+
+    def create_objects(response):
+        return objects_result
+
+    things = Things(
+        openbis_obj = None,
+        entity = 'dataset',
+        identifier_name = 'permId',
+        start_with=0,
+        count=10,
+        totalCount=10,
+        response=None,
+        df_initializer=create_data_frame,
+        objects_initializer=create_objects
+    )
+
+    assert not things.is_df_initialised()
+    assert not things.is_objects_initialised()
+
+    assert things.df == data_frame_result
+    assert things.objects == objects_result
+
+    assert things.is_df_initialised()
+    assert things.is_objects_initialised()
\ No newline at end of file