Ensure proper formatting when no upper age boundary.

Author: dbernstein

src/palace/manager/celery/tasks/generate_inventory_and_hold_reports.py

@@ -437,7 +437,10 @@ def inventory_report_query() -> Select:
             ),
             literal_column("''"),
         ),
-        (target_age_upper_raw.is_(None), cast(target_age_lower_adj, String)),
+        (
+            target_age_upper_raw.is_(None),
+            func.concat(cast(target_age_lower_adj, String), "-"),
+        ),
         (target_age_lower_raw.is_(None), cast(target_age_upper_adj, String)),
         (
             target_age_lower_adj == target_age_upper_adj,

tests/manager/celery/tasks/test_generate_inventory_and_hold_reports.py

@@ -330,7 +330,8 @@ def test_generate_report(
         collection=collection,
         genre="genre_z",
     )
-    work2.target_age = tuple_to_numericrange((6, 8))
+    # No upper bound: formats as "18-" per report specification
+    work2.target_age = tuple_to_numericrange((18, None))
 
     licensepool_no_licenses_owned = db.licensepool(
         edition=edition2,
@@ -595,7 +596,8 @@ def store_stream_mock(
                 assert book2_row["published_date"] == "2020-10-05"
                 assert book2_row["audience"] == "Adult"  # Default audience
                 assert book2_row["genres"] == "genre_z"
-                assert book2_row["target_age"] == "6-8"
+                # No upper bound formats as "{lower}-"
+                assert book2_row["target_age"] == "18-"
                 assert book2_row["format"] == edition.BOOK_MEDIUM
                 assert book2_row["data_source"] == data_source
                 assert book2_row["collection_name"] == collection_name