/**
  * Create the singleton instance only if it doesn't exists already.
  *
  * @param LoggerInterface $log         Allow any logger extended from PSR\Log
  * @param Application     $sugarApp
  * @param string          $sugarUserId
  *
  * @throws \RuntimeException
  */
 public static function createInstance(Application $sugarApp, $sugarUserId)
 {
     if (!is_null(self::$instance)) {
         if (self::$instance->getPath() !== $sugarApp->getPath()) {
             // We have an instance but with a different path
             throw new \RuntimeException('Unable to create another SugarCRM\\EntryPoint from another path.');
         }
         self::$instance->getInstance();
         self::$instance->setCurrentUser($sugarUserId);
     } else {
         // Init in a variable for now in case an exception occurs
         $instance = new self($sugarApp, $sugarUserId);
         $instance->initSugar();
         // now that sugar in initialized without exceptions we can set the single instance.
         self::$instance = $instance;
     }
     return self::$instance;
 }
 /**
  * @expectedException \Inet\SugarCrm\Exception\SugarException
  */
 public function testInvalidVersion()
 {
     $sugar = new Application(new NullLogger(), __DIR__);
     $sugar->getVersion();
 }