Namshi\AB\Test::setSeed PHP Method

    public function setSeed($seed)
    {
        if (!$this->hasRun()) {
            $this->seed = (int) $seed;
        }
    }

 /**
  * Adds a new $test.
  * 
  * @param \Namshi\AB\Test $test
  */
 public function add(Test $test)
 {
     if ($this->getSeed()) {
         $test->setSeed($this->calculateTestSeed($this->getSeed(), $test));
     }
     $this->tests[$test->getName()] = $test;
 }