Ouzo\Db\Stats::getTotalTime PHP Метод

    public static function getTotalTime()
    {
        $sum = 0;
        $queries = self::queries();
        array_walk($queries, function ($data, $request) use(&$sum) {
            $sum += Stats::getRequestTotalTime($request);
        });
        return $sum;
    }

 /**
  * @test
  */
 public function shouldTraceQueryWithParams()
 {
     // when
     $result = Stats::trace('SELECT * FROM table WHERE id = ?', '10', function () {
         return "result";
     });
     // then
     $this->assertEquals("result", $result);
     $this->assertEquals(1, Stats::getNumberOfRequests());
     $queries = Arrays::first(Stats::queries());
     $this->assertEquals(Stats::getTotalTime(), $queries['queries'][0]['time']);
     $this->assertEquals('SELECT * FROM table WHERE id = ?', $queries['queries'][0]['query']);
     $this->assertEquals('10', $queries['queries'][0]['params']);
 }