55 lines
1.8 KiB
Python
55 lines
1.8 KiB
Python
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from __future__ import annotations
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from pathlib import Path
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from subprocess import CompletedProcess # noqa: S404
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from typing import TYPE_CHECKING
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import pytest
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from pipdeptree._detect_env import detect_active_interpreter
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if TYPE_CHECKING:
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from pytest_mock import MockFixture
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@pytest.mark.parametrize(("env_var"), ["VIRTUAL_ENV", "CONDA_PREFIX"])
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def test_detect_active_interpreter_using_env_vars(tmp_path: Path, mocker: MockFixture, env_var: str) -> None:
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mocker.patch("pipdeptree._detect_env.os.environ", {env_var: str(tmp_path)})
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mocker.patch("pipdeptree._detect_env.Path.exists", return_value=True)
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actual_path = detect_active_interpreter()
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assert actual_path.startswith(str(tmp_path))
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def test_detect_active_interpreter_poetry(tmp_path: Path, mocker: MockFixture) -> None:
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faked_result = CompletedProcess("", 0, stdout=str(tmp_path))
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mocker.patch("pipdeptree._detect_env.subprocess.run", return_value=faked_result)
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mocker.patch("pipdeptree._detect_env.os.environ", {})
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actual_path = detect_active_interpreter()
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assert str(tmp_path) == actual_path
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def test_detect_active_interpreter_non_supported_python_implementation(
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tmp_path: Path,
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mocker: MockFixture,
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) -> None:
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mocker.patch("pipdeptree._detect_env.os.environ", {"VIRTUAL_ENV": str(tmp_path)})
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mocker.patch("pipdeptree._detect_env.Path.exists", return_value=True)
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mocker.patch("pipdeptree._detect_env.platform.python_implementation", return_value="NotSupportedPythonImpl")
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with pytest.raises(SystemExit):
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detect_active_interpreter()
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def test_detect_active_interpreter_non_existent_path(
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mocker: MockFixture,
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) -> None:
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fake_path = str(Path(*("i", "dont", "exist")))
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mocker.patch("pipdeptree._detect_env.os.environ", {"VIRTUAL_ENV": fake_path})
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with pytest.raises(SystemExit):
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detect_active_interpreter()
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