aletheiadb 0.1.0

A high-performance bi-temporal graph database for LLM integration
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

//! Tests for the background persistence tracking mechanism.
//!
//! This module verifies the `PersistenceTracker`'s ability to count mutations
//! and track LSNs to trigger automatic background saves.

use crate::storage::index_persistence::tracker::PersistenceTracker;

#[test]
fn test_tracker_initialization() {
    let tracker = PersistenceTracker::new();
    assert_eq!(tracker.get_vector_mutations(), 0);
    assert_eq!(tracker.get_graph_mutations(), 0);
    assert_eq!(tracker.get_temporal_mutations(), 0);
    assert_eq!(tracker.get_string_mutations(), 0);
    assert!(!tracker.is_shutdown());
}

#[test]
fn test_mutation_counting() {
    let tracker = PersistenceTracker::new();

    tracker.record_vector_mutation();
    tracker.record_vector_mutation();
    assert_eq!(tracker.get_vector_mutations(), 2);

    tracker.record_graph_mutation();
    assert_eq!(tracker.get_graph_mutations(), 1);

    tracker.record_temporal_mutation();
    tracker.record_temporal_mutation();
    tracker.record_temporal_mutation();
    assert_eq!(tracker.get_temporal_mutations(), 3);

    tracker.record_string_mutation();
    assert_eq!(tracker.get_string_mutations(), 1);
}

#[test]
fn test_reset_mutations() {
    let tracker = PersistenceTracker::new();

    tracker.record_vector_mutation();
    tracker.record_graph_mutation();
    tracker.record_temporal_mutation();
    tracker.record_string_mutation();

    assert_eq!(tracker.reset_vector_mutations(), 1);
    assert_eq!(tracker.get_vector_mutations(), 0);

    assert_eq!(tracker.reset_graph_mutations(), 1);
    assert_eq!(tracker.get_graph_mutations(), 0);

    assert_eq!(tracker.reset_temporal_mutations(), 1);
    assert_eq!(tracker.get_temporal_mutations(), 0);

    assert_eq!(tracker.reset_string_mutations(), 1);
    assert_eq!(tracker.get_string_mutations(), 0);
}

#[test]
fn test_shutdown_signal() {
    let tracker = PersistenceTracker::new();
    assert!(!tracker.is_shutdown());

    tracker.signal_shutdown();
    assert!(tracker.is_shutdown());
}

#[test]
fn test_time_tracking() {
    let tracker = PersistenceTracker::new();
    // Just verify it doesn't panic and returns reasonable values
    // We can't mock SystemTime easily without a trait, but we can check bounds
    let seconds = tracker.seconds_since_vector_persist();
    assert!(seconds < 100); // Should be very recent

    // Reset should update timestamp (conceptually), but hard to test without sleep
    // or dependency injection. Main goal is ensuring no panics.
    tracker.reset_vector_mutations();
}