public function testCanAddOption()
{
$select = new Select('color', array('red' => 'Red'));
$select->addOption('blue', 'Blue');
$expected = '<select name="color"><option value="red">Red</option><option value="blue">Blue</option></select>';
$result = $select->render();
$this->assertEquals($expected, $result);
$select = new Select('fruit', array('apple' => 'Granny Smith'));
$select->addOption('berry', 'Blueberry');
$expected = '<select name="fruit"><option value="apple">Granny Smith</option><option value="berry">Blueberry</option></select>';
$result = $select->render();
$this->assertEquals($expected, $result);
}