Function dyn_query_buffer

tests/util.rs:311–317

()

    #[test]
    fn dyn_query_buffer() {
        let mut q = DynQuery::new("initial".into());
        q.buffer().clear();
        assert!(q.is_empty());
        q.buffer().push_str("new content");
        assert_eq!(q.as_str().as_ref(), "new content");
    }

    #[test]
    fn util_value_to_json_scalars() {