/**
  * @test
  */
 public function shouldSettersSet()
 {
     $this->config->setBackgroundWidth(100);
     $this->assertSame(100, $this->config->getBackgroundWidth());
     $this->config->setBackgroundHeight(50);
     $this->assertSame(50, $this->config->getBackgroundHeight());
     $this->config->setBackgroundColor('#ABC');
     $this->assertSame('#ABC', $this->config->getBackgroundColor());
     $this->config->setCircleAmount(10);
     $this->assertSame(10, $this->config->getCircleAmount());
     $this->config->setCircleSize(180);
     $this->assertSame(180, $this->config->getCircleSize());
     $this->config->setCircleColor('#F00');
     $this->assertSame('#F00', $this->config->getCircleColor());
 }