/**
  * @internal
  * For an instance of a Configuration class, execute each of its get methods and
  * assert they each return a non-empty value
  * @param Configuration $configs The instantiated instance, e.g. new GitHookConfig($commit)
  * @param BaseTestCase $phpu
  * @param string $configurationClassName
  */
 public static function assertConfigurationGetters(Configuration $configs, BaseTestCase $phpu, $configurationClassName)
 {
     $logger = \Logger::getLogger(__CLASS__);
     $reflect = new \ReflectionClass($configurationClassName);
     $methods = $reflect->getMethods(\ReflectionMethod::IS_PUBLIC);
     $logger->debug("Iterating over relevant methods for {$configurationClassName}");
     foreach ($methods as $method) {
         if ($method->isStatic()) {
             continue;
         }
         if ($method->isConstructor()) {
             continue;
         }
         $logger->debug("Calling {$method->getName()} for {$configurationClassName}");
         $methodName = $method->getName();
         // Let's call the method! E.g. $gerritConfig::sshUser()
         $phpu->assertNotEmpty($configs->{$methodName}(), "{$methodName}()");
     }
 }