from aare.common.error_codes import AuthErrorCode, DAQErrorCode, error_code_help, export_error_codes

def test_error_code_help_returns_string():
    help_text = error_code_help(AuthErrorCode.AUTHENTICATION_FAILED)
    assert isinstance(help_text, str)
    assert len(help_text) > 0

def test_error_code_help_unknown_code():
    help_text = error_code_help("UNKNOWN_CODE")
    assert help_text is None

def test_export_error_codes_contains_known_codes():
    exported = export_error_codes()
    assert AuthErrorCode.AUTHENTICATION_FAILED.name in exported