Function test_venv_pex_interpreter_special_modes

tests/tools/commands/test_venv.py:295–340

(create_pex_venv)

    ),
)
def test_venv_pex_interpreter_special_modes(create_pex_venv):
    # type: (CreatePexVenv) -> None
    venv = create_pex_venv()

    # special mode execute module: -m module
    returncode, stdout, stderr = execute_venv_pex_interpreter(venv, extra_args=["-m"])
    assert 2 == returncode, stderr
    assert "" == stdout

    returncode, stdout, stderr = execute_venv_pex_interpreter(
        venv, extra_args=["-m", "fabric", "--version"]
    )
    assert 0 == returncode, stderr
    versions = parse_fabric_version_output(stdout)
    assert FABRIC_VERSION == versions["Fabric"]

    # special mode execute code string: -c <str>
    returncode, stdout, stderr = execute_venv_pex_interpreter(venv, extra_args=["-c"])
    assert 2 == returncode, stderr
    assert "" == stdout

    fabric_file_code = "import fabric, os; print(os.path.realpath(fabric.__file__))"
    expected_fabric_file_path = expected_file_path(venv, "fabric")

    returncode, stdout, stderr = execute_venv_pex_interpreter(
        venv, extra_args=["-c", fabric_file_code]
    )
    assert 0 == returncode, stderr
    assert expected_fabric_file_path == stdout.strip()

    # special mode execute stdin: -
    returncode, stdout, stderr = execute_venv_pex_interpreter(
        venv, code=fabric_file_code, extra_args=["-"]
    )
    assert 0 == returncode, stderr
    assert expected_fabric_file_path == stdout.strip()

    # special mode execute python file: <py file name>
    with named_temporary_file(prefix="code", suffix=".py", mode="w") as fp:
        fp.write(fabric_file_code)
        fp.close()
        returncode, stdout, stderr = execute_venv_pex_interpreter(
            venv, code=fabric_file_code, extra_args=[fp.name]
        )
        assert 0 == returncode, stderr
        assert expected_fabric_file_path == stdout.strip()


@pytest.mark.parametrize(