import pytest
from pathlib import Path

from discovery import Camera
from rally import dante_capture_card, discover_rally, rally_video_node
from run import fleet_cameras
from usb_ids import RALLY_IDENTITY

_HAVE_RALLY = rally_video_node() is not None


@pytest.mark.skipif(not _HAVE_RALLY, reason="Rally V-R0010 not on USB")
def test_rally_node_is_pinned_or_uvc():
    node = rally_video_node()
    assert node is not None
    assert Path(node).exists()


@pytest.mark.skipif(not _HAVE_RALLY, reason="Rally V-R0010 not on USB")
def test_discover_rally_not_a_cam_slot():
    cam = discover_rally()
    assert cam is not None
    assert cam.identity == RALLY_IDENTITY
    assert cam.width == 1920
    assert cam.height == 1080
    assert cam.identity != "cam-01"
    card = dante_capture_card()
    assert cam.audio_card == card


def test_fleet_cameras_drops_rally():
    cams = [
        Camera(index=0, identity="cam-01", video_device="/dev/cam01", audio_card=1),
        Camera(index=20, identity="rally", video_device="/dev/rally", audio_card=0),
    ]
    assert [c.identity for c in fleet_cameras(cams)] == ["cam-01"]