/**
* @dataProvider getIdentifierAtWithInvalidIndexesProvider
*/
public function testGetIdentifierAtWithInvalidIndexes($index)
{
$identifiers1 = new IdentifierCollection(array('id1', 'id2', 'id3'));
$identifiers2 = new IdentifierCollection(array('id4', 'id5', 'id6'));
$group1 = new ShufflingGroup($identifiers1);
$group2 = new ShufflingGroup($identifiers2);
$shuffling = new Shuffling('RESPONSE', new ShufflingGroupCollection(array($group1, $group2)));
$this->setExpectedException('\\OutOfBoundsException');
$identifier = $shuffling->getIdentifierAt($index);
}
/**
* Write a Shuffling object in the current binary stream.
*
* @param \qtism\data\state\Shuffling $shufflingState
* @throws QtiBinaryStreamAccessException
*/
public function writeShufflingState(Shuffling $shufflingState)
{
try {
$this->writeIdentifier($shufflingState->getResponseIdentifier());
$shufflingGroups = $shufflingState->getShufflingGroups();
$this->writeTinyInt(count($shufflingGroups));
foreach ($shufflingGroups as $shufflingGroup) {
$this->writeShufflingGroup($shufflingGroup);
}
} catch (BinaryStreamAccessException $e) {
$msg = "An error occured while writing a shufflingState.";
throw new QtiBinaryStreamAccessException($msg, $this, QtiBinaryStreamAccessException::SHUFFLING_STATE, $e);
}
}
