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<?php
declare(strict_types=1);
namespace PhpOffice\PhpSpreadsheetTests\Worksheet;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PHPUnit\Framework\TestCase;
class Issue4128Test extends TestCase
{
public function testIssue4128(): void
$spreadsheet = new Spreadsheet();
$sheet = $spreadsheet->getActiveSheet();
self::assertSame('A1', $sheet->getActiveCell());
self::assertSame('A1', $sheet->getSelectedCells());
$sheet->setCellValue('D1', 'MyDate');
$spreadsheet->disconnectWorksheets();
}