test: use sorting in person study groups test

Use sorted, deterministic data in person
study groups testing and snapshot.

Future test runs will compare against
this sorted snapshot.

Refs: PT-1989

Author: mhieta

organisations/tests/__snapshots__/test_api.ambr

@@ -421,30 +421,27 @@
           'edges': list([
             dict({
               'node': dict({
-                'groupName': 'Hand human value base pattern democratic focus. Kind various laugh smile behavior.',
+                'groupName': 'Group 00',
               }),
             }),
             dict({
               'node': dict({
-                'groupName': 'Close term where up notice environment father stay. Hold project month similar support line.',
+                'groupName': 'Group 01',
               }),
             }),
             dict({
               'node': dict({
-                'groupName': 'Eat design give per kind history ahead. Herself consider fight us claim. Age feeling speech eye.',
+                'groupName': 'Group 02',
               }),
             }),
             dict({
               'node': dict({
-                'groupName': '''
-                  Apply somebody especially far. Color price environmental.
-                  Market him beyond.
-                ''',
+                'groupName': 'Group 03',
               }),
             }),
             dict({
               'node': dict({
-                'groupName': 'Civil find learn follow. Tend practice other poor.',
+                'groupName': 'Group 04',
               }),
             }),
           ]),

organisations/tests/test_api.py

@@ -869,14 +869,22 @@ def test_person_study_groups(
     person = event_staff_api_client.user.person
     person.organisations.add(organisation)
     p_event = PalvelutarjotinEventFactory(organisation=organisation)
-    EnrolmentFactory.create_batch(
-        5, study_group__person=person, person=person, occurrence__p_event=p_event
-    )
+    for i in range(5):
+        EnrolmentFactory.create(
+            study_group__person=person,
+            study_group__group_name=f"Group {i:02d}",
+            person=person,
+            occurrence__p_event=p_event,
+        )
     assert person.studygroup_set.count() == 5
     executed = event_staff_api_client.execute(
         PERSON_STUDY_GROUPS_QUERY,
         variables={"id": to_global_id("PersonNode", person.id)},
     )
+    edges = executed["data"]["person"]["studygroupSet"]["edges"]
+    executed["data"]["person"]["studygroupSet"]["edges"] = sorted(
+        edges, key=lambda x: x["node"]["groupName"]
+    )
     assert len(executed["data"]["person"]["studygroupSet"]["edges"]) == 5
     snapshot.assert_match(executed)