/**
  * @dataProvider colorsBelndProvider
  *
  * @param \Jaguar\Color\RGBColor $color1
  * @param \Jaguar\Color\RGBColor $color2
  * @param integer                $amount
  * @param \Jaguar\Color\RGBColor $expected
  */
 public function testBlend(RGBColor $color1, RGBColor $color2, $amount, RGBColor $expected)
 {
     $this->assertTrue($expected->equals($color1->blend($color2, $amount)));
 }