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Add Test For NULL=0 (#2607) 

Fix #2523. This isn't actually a fix; the problem was reported and confirmed for 1.21, but had already been fixed in master (and remains fixed in 1.22). This PR just adds a unit test for the original problem.
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oleibman 2022-02-19 13:12:44 -08:00 committed by GitHub
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32
tests/PhpSpreadsheetTests/Calculation/NullEqualsZeroTest.php Normal file
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<?php
namespace PhpOffice\PhpSpreadsheetTests\Calculation;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PHPUnit\Framework\TestCase;
class NullEqualsZeroTest extends TestCase
{
public function testNullEqualsZero(): void
{
// Confirm that NULL<>0 returns false
$spreadsheet = new Spreadsheet();
$sheet = $spreadsheet->getActiveSheet();
$sheet->fromArray([
['Item', 'QTY', 'RATE', 'RATE', 'Total'],
['Bricks', 1000, 'Each', 0.55, '=IF(B2<>0,B2*D2,"INCL.")'],
['Cement', null, null, null, '=IF(B3<>0,B3*D3,"INCL.")'],
['Labour', 10, 'Hour', 45.00, '=IF(B4<>0,B4*D4,"INCL.")'],
]);
$sheet->setCellValue('A6', 'Total');
$sheet->setCellValue('E6', '=SUM(E1:E5)');
self::assertEquals(550.00, $sheet->getCell('E2')->getCalculatedValue());
self::assertSame('INCL.', $sheet->getCell('E3')->getCalculatedValue());
self::assertEquals(450.00, $sheet->getCell('E4')->getCalculatedValue());
self::assertEquals(1000.00, $sheet->getCell('E6')->getCalculatedValue());
$sheet->setCellValue('Z1', '=Z2=0');
self::assertTrue($sheet->getCell('Z1')->getCalculatedValue());
$spreadsheet->disconnectWorksheets();
}
}