test desc ids

Author: jonhealy1

stac_fastapi/tests/api/test_api_search_collections.py

@@ -44,6 +44,25 @@ async def test_collections_sort_id_asc(app_client, txn_client, ctx):
     for i, expected_id in enumerate(sorted_ids):
         assert test_collections[i]["id"] == expected_id
 
+    # Test descending sort by id
+    resp = await app_client.get(
+        "/collections",
+        params=[("sortby", "-id")],
+    )
+    assert resp.status_code == 200
+    resp_json = resp.json()
+
+    # Filter collections to only include the ones we created for this test
+    test_collections = [
+        c for c in resp_json["collections"] if c["id"].startswith(test_prefix)
+    ]
+
+    # Collections should be sorted in reverse alphabetical order by id
+    sorted_ids = sorted(collection_ids, reverse=True)
+    assert len(test_collections) == len(collection_ids)
+    for i, expected_id in enumerate(sorted_ids):
+        assert test_collections[i]["id"] == expected_id
+
 
 @pytest.mark.asyncio
 async def test_collections_sort_id_desc(app_client, txn_client, ctx):