static NetworkCredential GetCredentials ()
{
string userName = Environment.GetEnvironmentVariable ("MONO_TESTS_FTP_USER");
if (userName == null)
throw CreateEnvironmentVariableNotSetException ("MONO_TESTS_FTP_USER");
string pwd = Environment.GetEnvironmentVariable ("MONO_TESTS_FTP_PWD");
if (pwd == null)
throw CreateEnvironmentVariableNotSetException ("MONO_TESTS_FTP_PWD");
return new NetworkCredential (userName, pwd);
}