Raise if assumptions are not met

Author: danielballan

tiled/adapters/zarr.py

@@ -213,6 +213,8 @@ async def patch(
                 new_shape[i] = max(new_shape[i], s)
             elif isinstance(s, builtins.slice) and isinstance(s.stop, int):
                 new_shape[i] = max(new_shape[i], s.stop)
+            else:
+                raise TypeError(f"Unexpected slice parameter: {slice}")
         new_shape_tuple = tuple(new_shape)
         if new_shape_tuple != current_shape:
             if extend:

tiled/catalog/adapter.py

@@ -1048,6 +1048,8 @@ async def patch(self, *args, **kwargs):
                 (await self.get_adapter()).patch, *args, **kwargs
             )
             node = await db.get(orm.Node, self.node.id)
+            if len(node.data_sources) != 1:
+                raise NotImplementedError("Only handles one data source")
             data_source = node.data_sources[0]
             structure_row = await db.get(orm.Structure, data_source.structure_id)
             # Get the current structure row, update the shape, and write it back