Behat\Testwork\ServiceContainer\Configuration\ConfigurationLoader::getConfigurationFilePath PHP Method

    public function getConfigurationFilePath()
    {
        return $this->configurationPath;
    }

 /**
  * Returns base path.
  *
  * @return string
  */
 private function getBasePath()
 {
     if ($configPath = $this->configurationLoader->getConfigurationFilePath()) {
         return realpath(dirname($configPath));
     }
     return realpath(getcwd());
 }