#!/usr/bin/env python3

import pytest

import aiortc

from teleoprtc.tracks import video_track_id, parse_video_track_id, TiciVideoStreamTrack, TiciTrackWrapper


class TestTracks:
  def test_track_id(self):
    expected_camera_type, expected_track_id = "driver", "test"
    track_id = video_track_id(expected_camera_type, expected_track_id)
    camera_type, track_id = parse_video_track_id(track_id)
    assert expected_camera_type == camera_type
    assert expected_track_id == track_id

  def test_track_id_invalid(self):
    with pytest.raises(ValueError):
      parse_video_track_id("test")

  def test_tici_track_id(self):
    class VideoStream(TiciVideoStreamTrack):
      async def recv(self):
        raise NotImplementedError()

    track = VideoStream("driver", 0.1)
    camera_type, _ = parse_video_track_id(track.id)
    assert "driver" == camera_type

  def test_tici_wrapper_id(self):
    track = TiciTrackWrapper("driver", aiortc.mediastreams.VideoStreamTrack())
    camera_type, _ = parse_video_track_id(track.id)
    assert "driver" == camera_type