Function assert_crdt_field_materializes 

pub fn assert_crdt_field_materializes<T>(
    client: &mut SyncularClient<DieselSqliteStore, T>,
    table: &str,
    row_id: &str,
    field_name: &str,
    expected: Value,
) -> CrdtFieldMaterialization
where
    T: SyncTransport,