Function extract_empty_properties

nodedb/src/engine/graph/olap/columns.rs:449–473

()

    #[test]
    fn extract_empty_properties() {
        let dir = tempfile::tempdir().unwrap();
        let store =
            crate::engine::graph::edge_store::EdgeStore::open(&dir.path().join("graph.redb"))
                .unwrap();

        use crate::engine::graph::edge_store::EdgeRef;
        store
            .put_edge_versioned(
                EdgeRef::new(nodedb_types::TenantId::new(1), "col", "a", "L", "b"),
                b"",
                1,
                1,
                i64::MAX,
            )
            .unwrap();

        let csr = crate::engine::graph::csr::rebuild::rebuild_from_store(&store).unwrap();
        let columns =
            extract_edge_properties(&store, &csr, nodedb_types::TenantId::new(1), &["weight"])
                .unwrap();

        // No properties extracted.
        assert!(columns.f64_columns.is_empty());
    }
}