public function testReverseCollection()
{
$collection = new Collection();
$collection[] = 1;
$collection[] = 2;
$collection[] = 3;
$reverse = ArrayHelper::reverse($collection);
$expected = new Collection();
$expected[] = 3;
$expected[] = 2;
$expected[] = 1;
$this->assertEquals($expected, $reverse);
}
/**
* @param SelectQueryParameters $query
* @param mixed[]
* @return mixed[]
* @throws InvalidArgumentException
*/
public function processResults(SelectQueryParameters $query, $results)
{
if (!ArrayHelper::isIterable($results)) {
throw new InvalidArgumentException("Results should be iterable.");
}
if ($query->isReverse()) {
$results = ArrayHelper::reverse($results);
}
// Set the first and the last values
if (count($results) > 0) {
$this->setFirst($results[0]);
$this->setLast($results[count($results) - 1]);
}
return $results;
}
