Fix flaky programs test (#3092)

Author: jkachel

courses/views/v2/views_test.py

@@ -66,14 +66,19 @@ def test_get_programs(
 
     # Fetch programs after running the fixture so they're in the right order
     programs = Program.objects.order_by("title").prefetch_related("departments").all()
+    program_ids = programs.values_list("title", flat=True).all()
 
     num_queries = num_queries_from_programs(programs, "v2")
     with django_assert_max_num_queries(num_queries) as context:
         resp = user_drf_client.get(reverse("v2:programs_api-list"))
     duplicate_queries_check(context)
     programs_data = resp.json()["results"]
     assert len(programs_data) == Pagination.page_size
-    for program, program_data in zip(programs, programs_data):
+    # Assert that things are in the correct order by checking the IDs
+    assert [result["title"] for result in programs_data] == list(program_ids)
+
+    for program_data in programs_data:
+        program = programs.get(pk=program_data["id"])
         # Clear cached property to ensure consistent data between API and serializer
         if hasattr(program, "_courses_with_requirements_data"):
             delattr(program, "_courses_with_requirements_data")