ainl-memory 0.1.13

AINL graph-memory substrate - agent memory as execution graph
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136

//! export_graph / import_graph tests.

use ainl_memory::{AinlMemoryNode, GraphStore, SqliteGraphStore};
use std::borrow::Cow;
use uuid::Uuid;

fn agent(i: u8) -> String {
    format!("snap-agent-{i}")
}

#[test]
fn test_export_import_roundtrip() {
    let path = std::env::temp_dir().join(format!("ainl_snap_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path);
    let store = SqliteGraphStore::open(&path).unwrap();
    let ag = agent(1);
    let mut ids = Vec::new();
    for i in 0..5 {
        let mut n =
            AinlMemoryNode::new_episode(Uuid::new_v4(), 1_900_000_000 + i, vec![], None, None);
        n.agent_id = ag.clone();
        store.write_node(&n).unwrap();
        ids.push(n.id);
    }
    for w in ids.windows(2) {
        store.insert_graph_edge(w[0], w[1], "next").unwrap();
    }
    let snap = store.export_graph(&ag).unwrap();
    assert_eq!(snap.nodes.len(), 5);
    assert!(!snap.edges.is_empty());

    let path2 = std::env::temp_dir().join(format!("ainl_snap_import_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path2);
    let mut store2 = SqliteGraphStore::open(&path2).unwrap();
    store2.import_graph(&snap, false).unwrap();

    let snap2 = store2.export_graph(&ag).unwrap();
    assert_eq!(snap2.nodes.len(), 5);
    let idset: std::collections::HashSet<_> = snap2.nodes.iter().map(|n| n.id).collect();
    for id in &ids {
        assert!(idset.contains(id));
    }
}

#[test]
fn test_import_idempotent() {
    let path = std::env::temp_dir().join(format!("ainl_snap_idem_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path);
    let mut store = SqliteGraphStore::open(&path).unwrap();
    let ag = agent(2);
    let mut n = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_000_000_000, vec![], None, None);
    n.agent_id = ag.clone();
    store.write_node(&n).unwrap();
    let snap = store.export_graph(&ag).unwrap();
    store.import_graph(&snap, false).unwrap();
    store.import_graph(&snap, false).unwrap();
    let again = store.export_graph(&ag).unwrap();
    assert_eq!(again.nodes.len(), 1);
}

#[test]
fn test_export_agent_scoped() {
    let path = std::env::temp_dir().join(format!("ainl_snap_scope_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path);
    let store = SqliteGraphStore::open(&path).unwrap();
    let a1 = agent(3);
    let a2 = agent(4);
    let mut n1 = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_100_000_000, vec![], None, None);
    n1.agent_id = a1.clone();
    let mut n2 = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_100_000_001, vec![], None, None);
    n2.agent_id = a2.clone();
    store.write_node(&n1).unwrap();
    store.write_node(&n2).unwrap();
    let snap = store.export_graph(&a1).unwrap();
    assert_eq!(snap.nodes.len(), 1);
    assert_eq!(snap.nodes[0].id, n1.id);
}

#[test]
fn test_agent_subgraph_edges_matches_export_edges() {
    let path = std::env::temp_dir().join(format!("ainl_snap_edges_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path);
    let store = SqliteGraphStore::open(&path).unwrap();
    let ag = agent(5);
    let mut n1 = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_200_000_100, vec![], None, None);
    n1.agent_id = ag.clone();
    let mut n2 = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_200_000_101, vec![], None, None);
    n2.agent_id = ag.clone();
    store.write_node(&n1).unwrap();
    store.write_node(&n2).unwrap();
    store.insert_graph_edge(n1.id, n2.id, "next").unwrap();
    let direct = store.agent_subgraph_edges(&ag).unwrap();
    let snap = store.export_graph(&ag).unwrap();
    assert_eq!(direct.len(), snap.edges.len());
    assert_eq!(snap.edges.len(), 1);
}

#[test]
fn test_graph_memory_forwards_validate_and_edges() {
    use ainl_memory::GraphMemory;
    let path = std::env::temp_dir().join(format!("ainl_gm_fwd_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path);
    let mem = GraphMemory::new(&path).unwrap();
    let ag = "gm-fwd";
    let mut n = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_200_000_200, vec![], None, None);
    n.agent_id = ag.into();
    mem.write_node(&n).unwrap();
    let r = mem.validate_graph(ag).unwrap();
    assert!(r.is_valid);
    let edges = mem.agent_subgraph_edges(ag).unwrap();
    assert!(edges.is_empty());
}

#[test]
fn test_import_rejects_unknown_snapshot_schema_version() {
    let path = std::env::temp_dir().join(format!("ainl_snap_schema_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path);
    let store = SqliteGraphStore::open(&path).unwrap();
    let ag = agent(6);

    let mut n = AinlMemoryNode::new_episode(Uuid::new_v4(), 2_200_000_300, vec![], None, None);
    n.agent_id = ag.clone();
    store.write_node(&n).unwrap();

    let mut snap = store.export_graph(&ag).unwrap();
    snap.schema_version = Cow::Owned("999.0".to_string());

    let path2 = std::env::temp_dir().join(format!("ainl_snap_schema_import_{}.db", Uuid::new_v4()));
    let _ = std::fs::remove_file(&path2);
    let mut store2 = SqliteGraphStore::open(&path2).unwrap();

    let err = store2
        .import_graph(&snap, false)
        .expect_err("unknown schema version must fail import");
    assert!(err.contains("schema_version"), "unexpected error: {err}");
}