tests.py

import os
import pytest

from install_mpsd_software_environment import os_chdir, build_toolchains

def test_os_chdir():
    # create a temporary directory for testing
    temp_dir = "/tmp/test_os_chdir"
    os.mkdir(temp_dir)
    # initial current working directory
    initial_cwd = os.getcwd()

    # change to the temporary directory using os_chdir
    with os_chdir(temp_dir):
        assert os.getcwd() == os.path.abspath(temp_dir)

    # current working directory should be back to initial directory
    assert os.getcwd() == initial_cwd

    # clean up the temporary directory
    os.rmdir(temp_dir)