tja2fumen/testing/test_command_support.py

import os
import shutil

import pytest

from conftest import convert


@pytest.mark.parametrize('id_song,err_msg', [
    ['basic_song', None],
    ['missing_balloon', "Not enough values for 'BALLOON:"]
])
def test_expected_errors(id_song, err_msg, tmp_path, entry_point):
    # Define the testing directory
    path_test = os.path.dirname(os.path.realpath(__file__))

    # Define the working directory
    path_temp = os.path.join(tmp_path, id_song)
    os.mkdir(path_temp)

    # Copy input TJA to working directory
    path_tja = os.path.join(path_test, "data", "dummy_tjas", f"{id_song}.tja")
    path_tja_tmp = os.path.join(path_temp, f"{id_song}.tja")
    shutil.copy(path_tja, path_tja_tmp)

    # Try to convert TJA file to fumen files, then check the error traceback
    tb = convert(path_test, path_tja_tmp, entry_point, err_msg)
    if err_msg:
        assert err_msg in tb
    else:
        assert tb == ''