<?php namespace PhpOffice\PhpSpreadsheetTests\Shared; use PhpOffice\PhpSpreadsheet\Shared\File; use PHPUnit\Framework\TestCase; class FileTest extends TestCase { public function testGetUseUploadTempDirectory() { $expectedResult = false; $result = File::getUseUploadTempDirectory(); self::assertEquals($expectedResult, $result); } public function testSetUseUploadTempDirectory() { $useUploadTempDirectoryValues = [ true, false, ]; foreach ($useUploadTempDirectoryValues as $useUploadTempDirectoryValue) { File::setUseUploadTempDirectory($useUploadTempDirectoryValue); $result = File::getUseUploadTempDirectory(); self::assertEquals($useUploadTempDirectoryValue, $result); } } }