public function testArrayListInput()
{
$button = new GridFieldExportButton();
$this->gridField->getConfig()->addComponent(new GridFieldPaginator());
//Create an ArrayList 1 greater the Paginator's default 15 rows
$arrayList = new ArrayList();
for ($i = 1; $i <= 16; $i++) {
$dataobject = new DataObject(array('ID' => $i));
$arrayList->add($dataobject);
}
$this->gridField->setList($arrayList);
$this->assertEquals("ID\n" . "1\n" . "2\n" . "3\n" . "4\n" . "5\n" . "6\n" . "7\n" . "8\n" . "9\n" . "10\n" . "11\n" . "12\n" . "13\n" . "14\n" . "15\n" . "16\n", $button->generateExportFileData($this->gridField));
}
/**
* Check that we don't cause recursion errors with array_multisort() and circular dependencies
*/
public function testSortWithCircularDependencies()
{
$itemA = new stdClass();
$childA = new stdClass();
$itemA->child = $childA;
$childA->parent = $itemA;
$itemA->Sort = 1;
$itemB = new stdClass();
$childB = new stdClass();
$itemB->child = $childB;
$childB->parent = $itemB;
$itemB->Sort = 1;
$items = new ArrayList();
$items->add($itemA);
$items->add($itemB);
// This call will trigger a fatal error if there are issues with circular dependencies
$items->sort('Sort');
}