//! `notes.md` headers written and read back, and text the owner edited kept (M5a spec, section 3).
//! Do not edit.

use memoryd::notes::{Kind, Note, minute, parse};
use proto::{DataClass, MemoryFile, Timestamp};

fn note(kind: Kind, text: &str) -> Note {
    Note {
        kind,
        time: "2026-09-24T20:14Z".to_string(),
        session: "mm-s1".to_string(),
        text: text.to_string(),
    }
}

#[test]
fn every_kind_round_trips() {
    let all = vec![
        note(
            Kind::Noted {
                class: DataClass::Private,
                untrusted: false,
            },
            "seen",
        ),
        note(
            Kind::Noted {
                class: DataClass::Secret,
                untrusted: true,
            },
            "two\nlines",
        ),
        note(Kind::Moved(MemoryFile::User), "moved"),
        note(Kind::Dropped(MemoryFile::Memory), "dropped"),
    ];
    let text: String = all.iter().map(Note::render).collect();
    assert_eq!(
        text,
        "§ noted 2026-09-24T20:14Z in session mm-s1 · private\nseen\n§ noted 2026-09-24T20:14Z in session mm-s1 · secret · untrusted\ntwo\nlines\n§ moved 2026-09-24T20:14Z from user.md in session mm-s1\nmoved\n§ dropped 2026-09-24T20:14Z from memory.md in session mm-s1\ndropped\n"
    );
    assert_eq!(parse(&text), all);
}

#[test]
fn lines_that_are_not_headers_belong_to_the_entry_above() {
    let text = "stray text before any header\n§ noted 2026-09-24T20:14Z in session mm-s1 · private\nfirst\n§ not a header\n\n§ moved 2026-09-24T20:14Z from soul.md in session mm-s1\n";
    let notes = parse(text);
    assert_eq!(notes.len(), 1);
    assert_eq!(
        notes[0].text,
        "first\n§ not a header\n\n§ moved 2026-09-24T20:14Z from soul.md in session mm-s1"
    );
}

#[test]
fn a_time_is_shown_to_the_minute() {
    assert_eq!(
        minute(Timestamp::parse("2026-09-24T20:14:59.999Z").unwrap()),
        "2026-09-24T20:14Z"
    );
}