pipdeptree/tests/test_pipdeptree.py

42 lines
1.2 KiB
Python

from __future__ import annotations
import sys
from subprocess import CompletedProcess, check_call # noqa: S404
from typing import TYPE_CHECKING
from pipdeptree.__main__ import main
if TYPE_CHECKING:
from pathlib import Path
import pytest
from pytest_console_scripts import ScriptRunner
from pytest_mock import MockFixture
def test_main() -> None:
check_call([sys.executable, "-m", "pipdeptree", "--help"])
def test_console(script_runner: ScriptRunner) -> None:
result = script_runner.run(["pipdeptree", "--help"])
assert result.success
def test_main_log_resolved(tmp_path: Path, mocker: MockFixture, capsys: pytest.CaptureFixture[str]) -> None:
mocker.patch("sys.argv", ["", "--python", "auto"])
mocker.patch("pipdeptree.__main__.detect_active_interpreter", return_value=str(tmp_path))
mock_subprocess_run = mocker.patch("subprocess.run")
valid_sys_path = str([str(tmp_path)])
mock_subprocess_run.return_value = CompletedProcess(
args=["python", "-c", "import sys; print(sys.path)"],
returncode=0,
stdout=valid_sys_path,
stderr="",
)
main()
captured = capsys.readouterr()
assert captured.err.startswith(f"(resolved python: {tmp_path!s}")