actually fix bug where you can't select /SAS as a parent album

core/tests/test_files.py

@@ -344,3 +344,14 @@ def test_quick_upload_image(
     assert (
         parsed["name"] == Path(file.name).stem[: QuickUploadImage.IMAGE_NAME_SIZE - 1]
     )
+
+
+@pytest.mark.django_db
+def test_populated_sas_is_in_sas():
+    """Test that, in the data generated by the populate command,
+    the SAS has value is_in_sas=True.
+
+    If it's not the case, it has no incidence in prod, but it's annoying
+    in dev and may cause misunderstandings.
+    """
+    assert SithFile.objects.get(id=settings.SITH_SAS_ROOT_DIR_ID).is_in_sas