public function testConstructor()
{
$h = new Hex('#ee1c2d');
$this->assertInstanceOf('Pop\\Color\\Space\\Hex', $h);
$this->assertEquals('ee', $h->getRed());
$this->assertEquals('1c', $h->getGreen());
$this->assertEquals('2d', $h->getBlue());
$h = new Hex('#def');
$this->assertInstanceOf('Pop\\Color\\Space\\Hex', $h);
$this->assertEquals('dd', $h->getRed());
$this->assertEquals('ee', $h->getGreen());
$this->assertEquals('ff', $h->getBlue());
}