def test_list_speakers_empty(api_client):
    resp = api_client.get("/api/speakers")
    assert resp.status_code == 200
    assert resp.json() == []


def test_create_speaker(api_client):
    resp = api_client.post("/api/speakers", json={"name": "Alice"})
    assert resp.status_code == 200
    data = resp.json()
    assert data["name"] == "Alice"
    assert "id" in data


def test_list_speakers_includes_utterance_count(api_client, seeded_db):
    room = seeded_db.execute("SELECT id FROM rooms WHERE name='Kitchen'").fetchone()
    speaker = seeded_db.execute("SELECT id FROM speakers WHERE name='Jeremy'").fetchone()
    seeded_db.execute(
        "INSERT INTO utterances (room_id, speaker_id, transcript, match_status, start_time, end_time) VALUES (?,?,?,?,?,?)",
        (room["id"], speaker["id"], "hi", "known", "2026-01-01 10:00:00", "2026-01-01 10:00:01"),
    )
    seeded_db.commit()
    resp = api_client.get("/api/speakers")
    data = resp.json()
    jeremy = next(s for s in data if s["name"] == "Jeremy")
    assert jeremy["utterance_count"] == 1