Flow\Helper::repeat PHP Method

    public static function repeat($obj, $times = 2)
    {
        return str_repeat(strval($obj), $times);
    }

 public function test_repeat()
 {
     $this->assertEquals('xx', Helper::repeat('x'));
     $this->assertEquals('xxx', Helper::repeat('x', 3));
     $this->assertEquals('x', Helper::repeat('x', 1));
     $this->assertEquals('', Helper::repeat('x', 0));
 }