public void GetErrorMessage_ThrowsOnUnkownCode()
{
foreach (var error in Enum.GetValues <UnixError>())
{
Assert.False(string.IsNullOrEmpty(UnixMarshal.GetErrorMessage(error)));
}
Assert.Equal("An Unix error occurred. Error code: 1234", UnixMarshal.GetErrorMessage((UnixError)1234));
}