diff --git a/umap/tests/integration/test_owned_map.py b/umap/tests/integration/test_owned_map.py
index abdc7175..d197ff0d 100644
--- a/umap/tests/integration/test_owned_map.py
+++ b/umap/tests/integration/test_owned_map.py
@@ -249,8 +249,3 @@ def test_can_delete_datalayer(live_server, map, login, datalayer):
     expect(markers).to_have_count(0)
     # FIXME does not work, resolve to 1 element, even if this command is empty:
     expect(layers).to_have_count(0)
-
-
-def test_something(live_server, map, login, user):
-    page = login(user)
-    page.goto(f"{live_server.url}/map/{map.id}/ws-token")
diff --git a/umap/tests/integration/test_websocket_sync.py b/umap/tests/integration/test_websocket_sync.py
index 9654004c..485f0b05 100644
--- a/umap/tests/integration/test_websocket_sync.py
+++ b/umap/tests/integration/test_websocket_sync.py
@@ -149,6 +149,12 @@ def test_websocket_connection_can_sync_polygons(
     peerA.get_by_role("link", name="Delete this feature").click()
     expect(a_polygons).to_have_count(0)
     expect(b_polygons).to_have_count(0)
+    # Add properties / option and check
+    # Map: everything is in properties (in geojson, but in options in the JS)
+    # Datalayer: everything is in options, but stored in `_umap_options` on the datalayer object
+    # Features: properties are not limited (that's data). Everything is in properties.
+    #           In properties there is _umap_option, to store everythign that's not user data.
+    # FIXME Save and check
 
 
 def test_websocket_connection_can_sync_map_properties(