Add tests

tests/PhpSpreadsheetTests/Calculation/Functions/Information/InfoTest.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\Information;
+
+use PhpOffice\PhpSpreadsheetTests\Calculation\Functions\MathTrig\AllSetupTeardown;
+
+class InfoTest extends AllSetupTeardown
+{
+    #[\PHPUnit\Framework\Attributes\DataProvider('providerINFO')]
+    public function testINFO(mixed $expectedResult, string $typeText): void
+    {
+        $this->mightHaveException($expectedResult);
+        $sheet = $this->getSheet();
+        $sheet->getCell('A1')->setValue($typeText);
+        $sheet->getCell('B1')->setValue('=INFO(A1)');
+        $result = $sheet->getCell('B1')->getCalculatedValue();
+        self::assertSame($expectedResult, $result);
+    }
+
+    public static function providerINFO(): array
+    {
+        return require 'tests/data/Calculation/Information/INFO.php';
+    }
+}

tests/data/Calculation/Information/INFO.php

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+<?php
+
+declare(strict_types=1);
+
+return [
+    [
+        'numfile',
+        1,
+    ],
+    [
+        'osversion',
+        'PHP ' . phpversion(),
+    ],
+    [
+        'recalc',
+        'Automatic',
+    ],
+    [
+        'RECALC',
+        'AUTOMATIC',
+    ],
+    [
+        'system',
+        'PHP',
+    ],
+    [
+        1,
+        '#VALUE!',
+    ],
+    [
+        'A',
+        '#VALUE!',
+    ],
+    [
+        '#VALUE!',
+        '#VALUE!',
+    ],
+];