Function invalidate_removes_entry

nodedb/src/engine/sparse/doc_cache.rs:400–405

()

    #[test]
    fn invalidate_removes_entry() {
        let mut cache = DocCache::new(16);
        cache.put(0, 1, "users", "u1", b"alice");
        cache.invalidate(0, 1, "users", "u1");
        assert_eq!(cache.get(0, 1, "users", "u1"), None);
    }

    #[test]
    fn tenant_isolation() {