import subprocess
import sys
from unittest.mock import patch

import fastapi.cli
import pytest


def test_fastapi_cli():
 result = subprocess.run(
 [
 sys.executable,
 "-m",
 "coverage",
 "run",
 "-m",
 "fastapi",
 "dev",
 "non_existent_file.py",
 ],
 capture_output=True,
 encoding="utf-8",
 )
 assert result.returncode == 1, result.stdout
 assert "Path does not exist non_existent_file.py" in result.stdout


def test_fastapi_cli_not_installed():
 with patch.object(fastapi.cli, "cli_main", None):
 with pytest.raises(RuntimeError) as exc_info:
 fastapi.cli.main()
 assert "To use the fastapi command, please install" in str(exc_info.value)