public static function setUpBeforeClass()
 {
     parent::setUpBeforeClass();
     self::$remoteFile = uniqid('phpseclib-scp-ssh2-', true) . '.txt';
     self::$exampleData = str_repeat('abscp12345', 1000);
     self::$exampleDataLength = 10000;
 }
 public static function setUpBeforeClass()
 {
     if (getenv('TRAVIS') && version_compare(PHP_VERSION, '5.3.0', '<')) {
         self::markTestIncomplete('This test fails on Travis CI on PHP 5.2 due to requiring GMP.');
     }
     parent::setUpBeforeClass();
     self::$remoteFile = uniqid('phpseclib-scp-ssh2-') . '.txt';
     self::$exampleData = str_repeat('abscp12345', 1000);
     self::$exampleDataLength = 10000;
 }