/**
* Marshall an numberSelected QTI element in its NumberSelected object equivalent.
*
* @param DOMElement A DOMElement object.
* @return QtiComponent The corresponding NumberSelected object.
*/
protected function unmarshall(DOMElement $element)
{
$baseComponent = parent::unmarshall($element);
$object = new NumberSelected();
$object->setSectionIdentifier($baseComponent->getSectionIdentifier());
$object->setIncludeCategories($baseComponent->getIncludeCategories());
$object->setExcludeCategories($baseComponent->getExcludeCategories());
return $object;
}
protected static function getNumberSelected($sectionIdentifier = '', IdentifierCollection $includeCategories = null, IdentifierCollection $excludeCategories = null)
{
$numberSelected = new NumberSelected();
$numberSelected->setSectionIdentifier($sectionIdentifier);
if (empty($includeCategories) === false) {
$numberSelected->setIncludeCategories($includeCategories);
}
if (empty($excludeCategories) === false) {
$numberSelected->setExcludeCategories($excludeCategories);
}
return $numberSelected;
}
public function testMarshall()
{
$sectionIdentifier = 'mySection1';
$includeCategory = 'cat1';
$excludeCategory = 'cat2 cat3';
$component = new NumberSelected();
$component->setSectionIdentifier($sectionIdentifier);
$component->setIncludeCategories(new IdentifierCollection(explode(" ", $includeCategory)));
$component->setExcludeCategories(new IdentifierCollection(explode(" ", $excludeCategory)));
$marshaller = $this->getMarshallerFactory()->createMarshaller($component);
$element = $marshaller->marshall($component);
$this->assertInstanceOf('\\DOMElement', $element);
$this->assertEquals('numberSelected', $element->nodeName);
$this->assertEquals($sectionIdentifier, $element->getAttribute('sectionIdentifier'));
$this->assertEquals($includeCategory, $element->getAttribute('includeCategory'));
$this->assertEquals($excludeCategory, $element->getAttribute('excludeCategory'));
}