kg-cli 0.2.15

A knowledge graph CLI tool for managing structured information
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152

use std::process::Command;

use assert_cmd::cargo::cargo_bin;
use tempfile::tempdir;

#[test]
fn kg_create_writes_graph() {
    let dir = tempdir().expect("tempdir");
    let output = Command::new(cargo_bin("kg"))
        .current_dir(dir.path())
        .env("HOME", dir.path())
        .args(["create", "fridge"])
        .output()
        .expect("run kg");

    assert!(output.status.success());
    let stdout = String::from_utf8_lossy(&output.stdout);
    assert!(stdout.contains("+ created"));
    assert!(dir.path().join(".kg/graphs/fridge.kg").exists());
    assert!(!dir.path().join(".kg/graphs/fridge.json").exists());
}

#[test]
fn kg_mcp_binary_is_built() {
    let path = cargo_bin("kg-mcp");
    assert!(path.exists());
}

#[test]
fn kg_help_shows_current_command_descriptions() {
    let output = Command::new(cargo_bin("kg"))
        .args(["--help"])
        .output()
        .expect("run kg --help");

    assert!(output.status.success());
    let stdout = String::from_utf8_lossy(&output.stdout);
    assert!(!stdout.contains("▓ ▄▄"));
    assert!(stdout.contains("Create a new graph"));
    assert!(stdout.contains("List available graphs"));
    assert!(stdout.contains("Run commands against a graph"));
    assert!(stdout.contains("kg graph fridge node find lodowka"));
}

#[test]
fn kg_graph_help_shows_nested_command_descriptions() {
    let output = Command::new(cargo_bin("kg"))
        .args(["graph", "demo", "--help"])
        .output()
        .expect("run kg graph --help");

    assert!(output.status.success());
    let stdout = String::from_utf8_lossy(&output.stdout);
    assert!(stdout.contains("Find, inspect, and edit nodes"));
    assert!(stdout.contains("Add and remove graph edges"));
    assert!(stdout.contains("Run graph quality reports"));
}

#[test]
fn kg_reports_underlying_graph_read_error_details() {
    let dir = tempdir().expect("tempdir");
    let graph_root = dir.path().join(".kg").join("graphs");
    std::fs::create_dir_all(&graph_root).expect("create graph root");
    std::fs::write(graph_root.join("broken.kg"), "{").expect("write broken graph");

    let output = Command::new(cargo_bin("kg"))
        .current_dir(dir.path())
        .env("HOME", dir.path())
        .args(["graph", "broken", "stats"])
        .output()
        .expect("run kg");

    assert!(!output.status.success());
    let stderr = String::from_utf8_lossy(&output.stderr);
    assert!(stderr.contains("error: invalid legacy JSON payload in .kg file"));
    assert!(stderr.contains("line 1, column 1"));
    assert!(stderr.contains("EOF while parsing an object"));
    assert!(stderr.contains("fragment: {"));
}

#[test]
fn kg_ignores_invalid_kg_entry_and_warns_with_line_fragment() {
    let dir = tempdir().expect("tempdir");
    let graph_root = dir.path().join(".kg").join("graphs");
    let kglog_path = dir.path().join(".kg").join("cache").join("broken.kglog");
    std::fs::create_dir_all(&graph_root).expect("create graph root");
    std::fs::write(
        graph_root.join("broken.kg"),
        "@ K:concept:test\nN Test\nE not-a-timestamp\n",
    )
    .expect("write broken kg graph");

    let output = Command::new(cargo_bin("kg"))
        .current_dir(dir.path())
        .env("HOME", dir.path())
        .args(["graph", "broken", "stats"])
        .output()
        .expect("run kg");

    assert!(output.status.success());
    let stdout = String::from_utf8_lossy(&output.stdout);
    assert!(stdout.contains("nodes: 1"));
    let stderr = String::from_utf8_lossy(&output.stderr);
    assert!(stderr.trim().is_empty());
    let kglog = std::fs::read_to_string(&kglog_path).expect("read kglog");
    assert!(kglog.contains(" kgparse0 W - ignored invalid graph entry"));
    assert!(kglog.contains("invalid E timestamp at line 3"));
    assert!(kglog.contains("fragment: E not-a-timestamp"));
}

#[test]
fn kg_node_add_minimal_command_applies_safe_defaults() {
    let dir = tempdir().expect("tempdir");

    let create = Command::new(cargo_bin("kg"))
        .current_dir(dir.path())
        .env("HOME", dir.path())
        .args(["create", "fridge"])
        .output()
        .expect("run kg create");
    assert!(create.status.success());

    let add = Command::new(cargo_bin("kg"))
        .current_dir(dir.path())
        .env("HOME", dir.path())
        .args([
            "graph",
            "fridge",
            "node",
            "add",
            "concept:refrigerator",
            "--type",
            "Concept",
            "--name",
            "Refrigerator",
        ])
        .output()
        .expect("run kg node add");
    assert!(add.status.success());

    let stats = Command::new(cargo_bin("kg"))
        .current_dir(dir.path())
        .env("HOME", dir.path())
        .args(["graph", "fridge", "stats", "--by-type"])
        .output()
        .expect("run kg stats");
    assert!(stats.status.success());
    let stdout = String::from_utf8_lossy(&stats.stdout);
    assert!(stdout.contains("nodes: 1"));
    assert!(stdout.contains("Concept: 1"));
    assert!(!stdout.contains("^:"));
}