Alex\BehatLauncher\Behat\MysqlStorage::getRunnableUnit PHP Method

    public function getRunnableUnit(Project $project = null)
    {
        $whereProject = '';
        if ($project) {
            $whereProject = 'AND R.project_name = :project_name';
        }
        $this->connection->beginTransaction();
        $stmt = $this->connection->prepare('
            SELECT
                U.id AS id,
                U.feature AS feature,
                U.created_at AS created_at,
                U.finished_at AS finished_at,
                U.return_code AS return_code,
                U.output_files AS output_files,
                R.id AS run_id,
                R.title AS run_title,
                R.project_name AS run_project_name,
                R.properties AS run_properties,
                R.created_at AS run_created_at
            FROM
                bl_run R
                INNER JOIN bl_run_unit U ON R.id = U.run_id
            WHERE U.started_at IS NULL ' . $whereProject . '
            ORDER BY U.created_at ASC
            LIMIT 1
        ');
        if ($project) {
            $stmt->bindValue('project_name', $project->getName());
        }
        $stmt->execute();
        if (!($row = $stmt->fetch())) {
            $this->connection->commit();
            return;
            // nothing to process
        }
        $stmt = $this->connection->prepare('UPDATE bl_run_unit SET started_at = NOW() WHERE id = :id');
        $stmt->bindValue('id', $row['id']);
        $stmt->execute();
        $this->connection->commit();
        $run = new Run();
        $run->setId($row['run_id'])->setTitle($row['run_title'])->setProjectName($row['run_project_name'])->setProperties(json_decode($row['run_properties'], true))->setProjectName($row['run_project_name'])->setCreatedAt(new \DateTime($row['created_at']));
        $unit = new RunUnit();
        $unit->setRun($run)->setId($row['id'])->setFeature($row['feature'])->setCreatedAt(new \DateTime($row['created_at']))->setStartedAt(new \DateTime())->setFinishedAt($row['finished_at'] !== null ? new \DateTime($row['finished_at']) : null)->setReturnCode($row['return_code']);
        $this->loadOutputFiles($unit->getOutputFiles(), json_decode($row['output_files'], true));
        return $unit;
    }