"""Tests for CLI argument parsing."""
import pytest
from webcam_mcp.cli import parse_args
def test_cli_defaults():
args = parse_args([])
assert args.host == "0.0.0.0"
assert args.port == 8000
assert args.camera_index == 0
assert args.photo_width == 1920
assert args.photo_height == 1080
assert args.video_width == 640
assert args.video_height == 480
def test_cli_custom_host_port():
args = parse_args(["--host", "127.0.0.1", "--port", "9000"])
assert args.host == "127.0.0.1"
assert args.port == 9000
def test_cli_custom_camera():
args = parse_args(["--camera-index", "1"])
assert args.camera_index == 1
def test_cli_custom_photo_resolution():
args = parse_args(["--photo-width", "1280", "--photo-height", "720"])
assert args.photo_width == 1280
assert args.photo_height == 720
def test_cli_custom_video_resolution():
args = parse_args(["--video-width", "1280", "--video-height", "720"])
assert args.video_width == 1280
assert args.video_height == 720
def test_cli_version():
with pytest.raises(SystemExit) as exc_info:
parse_args(["--version"])
assert exc_info.value.code == 0
def test_cli_help():
with pytest.raises(SystemExit) as exc_info:
parse_args(["--help"])
assert exc_info.value.code == 0
