balls 0.5.0

Git-native task tracker for parallel agent workflows
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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194

//! Tests for `bl import` (§16): the flag parse, the refuse-the-stream collision
//! check, the verbatim write-through, and the `--legacy` cutover button (the
//! in-process `bl list --legacy --json | bl import` pipe + the epic edge pass).

use std::path::PathBuf;

use tempfile::TempDir;

use super::*;
use crate::reads::test_support::{edge as edge_in, legacy_store_at};
use crate::task::On;
use crate::taskfile::read_task;

fn strs(args: &[&str]) -> Vec<String> {
    args.iter().map(ToString::to_string).collect()
}

/// An edge in `tmp` with its checkout founded (stealth — no plugin binaries, so
/// the seed prunes every default hook and ops run plugin-free).
fn primed(tmp: &TempDir) -> Edge {
    let edge = edge_in(tmp.path(), 0);
    assert_eq!(crate::run(&edge, &strs(&["prime", "--as", "me"])), 0);
    edge
}

/// The founded checkout's store dir (where `tasks/<id>.md` land).
fn store(edge: &Edge) -> PathBuf {
    edge.xdg.clone_dir(&edge.invocation_path).store()
}

/// A minimal fully-identified bedrock record for `id`.
fn record(id: &str) -> String {
    format!(r#"{{"id":"{id}","title":"T {id}","created":5,"updated":9,"body":"kept\n"}}"#)
}

#[test]
fn parse_speaks_the_mutating_flag_vocabulary() {
    let f = parse(&strs(&["--as", "ann", "-m", "note", "--remote", "r", "--center", "c"]), "default").unwrap();
    assert_eq!(f.actor, "ann");
    assert_eq!(f.message.as_deref(), Some("note"));
    // `--remote` always assigns; `--center` fills only an empty slot (§12).
    assert_eq!(f.remote.as_deref(), Some("r"));
    assert!(f.legacy.is_none());
    let f = parse(&strs(&["--center", "c", "--legacy=v1:d"]), "me").unwrap();
    assert_eq!(f.remote.as_deref(), Some("c"));
    assert_eq!(f.legacy.as_deref(), Some("v1:d"));
    assert_eq!(parse(&strs(&["--legacy"]), "me").unwrap().legacy.as_deref(), Some(crate::reads::legacy::DEFAULT_SPEC));
    assert_eq!(parse(&[], "default").unwrap().actor, "default");
}

#[test]
fn parse_refuses_a_positional_and_a_valueless_flag() {
    // Records ride stdin — a positional has nowhere to go.
    let err = parse(&strs(&["task.json"]), "me").unwrap_err();
    assert!(err.to_string().contains("records ride stdin"), "{err}");
    for flag in ["--as", "-m", "--remote", "--center"] {
        let err = parse(&strs(&[flag]), "me").unwrap_err();
        assert!(err.to_string().contains("needs a value"), "{flag}: {err}");
    }
}

#[test]
fn stage_refuses_the_whole_stream_on_any_collision() {
    let tmp = TempDir::new().unwrap();
    let held = stream::records(&record("bl-held")).unwrap();
    crate::taskfile::write_task(tmp.path(), "bl-held", &held[0].1).unwrap();
    // One stored collision + one in-stream duplicate, both named; the fresh
    // record between them is NOT written — all-or-nothing.
    let text = format!("{}{}{}{}", record("bl-held"), record("bl-new"), record("bl-dup"), record("bl-dup"));
    let base = Ingest { balls: stream::records(&text).unwrap(), actor: "me".into(), message: None };
    let err = base.stage(tmp.path()).unwrap_err();
    assert_eq!(err.kind(), std::io::ErrorKind::AlreadyExists);
    assert!(err.to_string().contains("bl-held, bl-dup"), "{err}");
    assert!(!crate::taskfile::exists(tmp.path(), "bl-new"));
}

#[test]
fn finalize_counts_the_subject_and_narrated_tracks_the_note() {
    let one = Ingest { balls: stream::records(&record("bl-1")).unwrap(), actor: "me".into(), message: None };
    assert!(one.finalize(&PathBuf::new()).unwrap().starts_with("import 1 ball\n"));
    assert!(!one.narrated());
    let two = Ingest {
        balls: stream::records(&format!("{}{}", record("bl-1"), record("bl-2"))).unwrap(),
        actor: "me".into(),
        message: Some("why".into()),
    };
    let msg = two.finalize(&PathBuf::new()).unwrap();
    assert!(msg.starts_with("import 2 balls\n"), "{msg}");
    assert!(msg.contains("why"));
    // A bulk op names no single ball — the §5 id-less form, no `bl-id` trailer.
    assert!(!msg.contains("bl-id:"));
    assert!(two.narrated());
}

#[test]
fn run_writes_the_stream_through_the_real_store_verbatim() {
    let tmp = TempDir::new().unwrap();
    let edge = primed(&tmp);
    let text = format!("[{},{}]", record("bl-i1"), record("bl-i2"));
    run(&edge, &mut text.as_bytes(), &strs(&["--as", "me"])).unwrap();
    let task = read_task(&store(&edge), "bl-i1").unwrap();
    // Verbatim reproduction: foreign id, historical timestamps, body — exactly
    // what `create` refuses (it mints + stamps), which is why import exists.
    assert_eq!((task.created, task.updated), (5, 9));
    assert_eq!(task.body, "kept\n");
    assert!(crate::taskfile::exists(&store(&edge), "bl-i2"));
    // The seal landed as ONE store commit; a re-import of a held id refuses.
    let err = run(&edge, &mut record("bl-i1").as_bytes(), &strs(&["--as", "me"])).unwrap_err();
    assert!(err.to_string().contains("bl-i1"), "{err}");
}

#[test]
fn run_with_narration_on_an_empty_stream_fails_loud() {
    let tmp = TempDir::new().unwrap();
    let edge = primed(&tmp);
    // bl-cf93: a converged (zero-record) seal would silently drop the `-m`
    // note — abort instead. Without narration the empty stream is a no-op.
    assert!(run(&edge, &mut "".as_bytes(), &strs(&["-m", "note"])).is_err());
    run(&edge, &mut "".as_bytes(), &strs(&[])).unwrap();
}

#[test]
fn the_legacy_button_imports_live_balls_and_wires_the_epic_edges() {
    let tmp = TempDir::new().unwrap();
    let iso = r#""created_at":"2026-01-01T00:00:07Z","updated_at":"2026-01-01T00:00:08Z""#;
    legacy_store_at(
        &tmp.path().join("proj"),
        &[
            ("bl-ep.json", &format!(r#"{{"id":"bl-ep","title":"Epic","status":"open","type":"epic",{iso}}}"#)),
            ("bl-c1.json", &format!(r#"{{"id":"bl-c1","title":"Kid","status":"open","parent":"bl-ep",{iso}}}"#)),
            ("bl-c2.json", &format!(r#"{{"id":"bl-c2","title":"Done","status":"closed","parent":"bl-ep",{iso}}}"#)),
            ("bl-c3.json", &format!(r#"{{"id":"bl-c3","title":"Waif","status":"open","parent":"bl-gone",{iso}}}"#)),
        ],
    );
    let edge = primed(&tmp);
    // Pure orchestration: list --legacy --json | import, in-process, then the
    // reciprocal edge pass — stdin is never read on this path. The per-op
    // `--remote` override threads through to the edge ops too (no tracker is
    // bound here, so nothing remote-talks — §12: remote-talk is the tracker's).
    run(&edge, &mut std::io::empty(), &strs(&["--legacy", "--as", "me", "--remote", "unused"])).unwrap();
    let store = store(&edge);
    // Live tasks migrated, the closed one skipped (file-absent = resolved, §9).
    assert!(!crate::taskfile::exists(&store, "bl-c2"));
    let kid = read_task(&store, "bl-c1").unwrap();
    assert_eq!(kid.parent.as_deref(), Some("bl-ep"));
    assert_eq!((kid.created, kid.updated), (1_767_225_607, 1_767_225_608));
    // The dangling parent was delinked by the projection.
    assert_eq!(read_task(&store, "bl-c3").unwrap().parent, None);
    // The epic edge rode the ORDINARY update --needs machinery: the live child
    // claim-blocks its parent, so the epic is not spuriously ready (§16).
    let epic = read_task(&store, "bl-ep").unwrap();
    assert_eq!(epic.blockers, [crate::task::Blocker { id: "bl-c1".into(), on: On::Claim }]);
    assert!(epic.tags.contains(&"epic".to_string()));
}

#[test]
fn the_legacy_button_completes_through_the_dispatch() {
    // bl-0a80: the dispatch must not hold the host stdin lock across the verb —
    // the legacy edge pass re-enters stdin through `mutate::run`'s editor seam
    // (`Editor::live` locks stdin), and the std stdin mutex is non-reentrant,
    // so a held lock self-deadlocks after the node seal. Run the REAL dispatch
    // in a thread and demand it finishes: under the bug this starves forever.
    let tmp = TempDir::new().unwrap();
    let iso = r#""created_at":"2026-01-01T00:00:07Z","updated_at":"2026-01-01T00:00:08Z""#;
    legacy_store_at(
        &tmp.path().join("proj"),
        &[
            ("bl-ep.json", &format!(r#"{{"id":"bl-ep","title":"Epic","status":"open","type":"epic",{iso}}}"#)),
            ("bl-c1.json", &format!(r#"{{"id":"bl-c1","title":"Kid","status":"open","parent":"bl-ep",{iso}}}"#)),
        ],
    );
    let edge = primed(&tmp);
    let (tx, rx) = std::sync::mpsc::channel();
    let dispatched = edge.clone();
    std::thread::spawn(move || {
        let _ = tx.send(crate::run(&dispatched, &strs(&["import", "--legacy", "--as", "me"])));
    });
    let code = rx
        .recv_timeout(std::time::Duration::from_secs(60))
        .expect("import --legacy deadlocked: the stdin lock was held across the epic edge pass");
    assert_eq!(code, 0);
    // The whole button ran: nodes sealed AND the epic edge pass landed.
    let epic = read_task(&store(&edge), "bl-ep").unwrap();
    assert_eq!(epic.blockers, [crate::task::Blocker { id: "bl-c1".into(), on: On::Claim }]);
}

#[test]
fn the_dispatch_wires_import_and_a_parse_error_exits_one() {
    // Through `crate::run` (the §8 dispatch): the verb is reachable, and a bad
    // argv fails BEFORE the stdin read (so the test never touches the host's).
    let tmp = TempDir::new().unwrap();
    let edge = edge_in(tmp.path(), 0);
    assert_eq!(crate::run(&edge, &strs(&["import", "bogus"])), 1);
}