mightHaveException($expectedResult); $sheet = $this->getSheet(); if ($character === 'omitted') { $sheet->getCell('B1')->setValue('=CHAR()'); } else { $this->setCell('A1', $character); $sheet->getCell('B1')->setValue('=CHAR(A1)'); } $result = $sheet->getCell('B1')->getCalculatedValue(); self::assertEquals($expectedResult, $result); } public function providerCHAR(): array { return require 'tests/data/Calculation/TextData/CHAR.php'; } }