from pathlib import Path

from app.config import load_config


def test_load_config_reads_thresholds(tmp_path: Path):
    cfg = tmp_path / "config.yaml"
    cfg.write_text(
        "camera_id: store_cam_01\n"
        "thresholds:\n"
        "  min_people: 5\n"
        "  min_dwell_seconds: 600\n",
        encoding="utf-8",
    )

    data = load_config(cfg)

    assert data.camera_id == "store_cam_01"
    assert data.thresholds.min_people == 5
    assert data.thresholds.min_dwell_seconds == 600


def test_load_config_uses_defaults_for_optional_sections(tmp_path: Path):
    cfg = tmp_path / "config.yaml"
    cfg.write_text("camera_id: store_cam_01\n", encoding="utf-8")

    data = load_config(cfg)

    assert data.stream.sample_fps == 2.0
    assert data.staff.min_hits == 3
    assert data.event_sink.path == "logs/events.jsonl"
    assert data.webhook.timeout_seconds == 5.0