public function testGetRequiredNotEmptyValidationMessages()
{
$filter = new InputFilter();
$foo = new Input();
$foo->setRequired(true);
$foo->setAllowEmpty(false);
$filter->add($foo, 'foo');
$data = array('foo' => null);
$filter->setData($data);
$this->assertFalse($filter->isValid());
$messages = $filter->getMessages();
$this->assertArrayHasKey('foo', $messages);
$this->assertNotEmpty($messages['foo']);
}
