PhpSpreadsheet/tests/PhpSpreadsheetTests/Helper/DimensionTest.php

<?php

declare(strict_types=1);

namespace PhpOffice\PhpSpreadsheetTests\Helper;

use PhpOffice\PhpSpreadsheet\Exception;
use PhpOffice\PhpSpreadsheet\Helper\Dimension;
use PhpOffice\PhpSpreadsheet\Helper\Size;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\TestCase;

class DimensionTest extends TestCase
{
    #[DataProvider('providerCellWidth')]
    public function testCreateDimension(float $expectedResult, string $dimension): void
    {
        $result = (new Dimension($dimension))->width();
        self::assertSame($expectedResult, $result);
    }

    #[DataProvider('providerConvertUoM')]
    public function testConvertDimension(float $expectedResult, string $dimension, string $unitOfMeasure): void
    {
        $result = (new Dimension($dimension))->toUnit($unitOfMeasure);
        self::assertEqualsWithDelta($expectedResult, $result, 1.0e-12);
    }

    public function testSizeAndUnit(): void
    {
        $size = new Size('10px');
        self::assertTrue($size->valid());
        self::assertSame('10', $size->size());
        self::assertSame('px', $size->unit());
        $size = new Size('9.3');
        self::assertTrue($size->valid());
        self::assertSame('9.3', $size->size());
        self::assertSame('pt', $size->unit());
        $size = new Size('8whatever');
        self::assertFalse($size->valid());
    }

    public function testConvertDimensionInvalidUoM(): void
    {
        $this->expectException(Exception::class);
        $this->expectExceptionMessage('pikachu is not a vaid unit of measure');
        (new Dimension('999'))->toUnit('pikachu');
    }

    public static function providerCellWidth(): array
    {
        return [
            [12.0, '12'],
            [2.2852, '12pt'],
            [4.5703, '24 pt'],
            [5.1416, '36px'],
            [5.7129, '2.5pc'],
            [13.7109, '2.54cm'],
            [13.7109, '25.4mm'],
            [13.7109, '1in'],
            [4.27, '50%'],
            [3.7471, '3.2em'],
            [2.3419, '2ch'],
            [4.6838, '4ex'],
            [14.0515, '12rem'],
        ];
    }

    public static function providerConvertUoM(): array
    {
        return [
            [60, '8.54', Dimension::UOM_PIXELS],
            [100, '100px', Dimension::UOM_PIXELS],
            [150, '200px', Dimension::UOM_POINTS],
            [45, '8.54', Dimension::UOM_POINTS],
            [12.5, '200px', Dimension::UOM_PICA],
            [3.75, '8.54', Dimension::UOM_PICA],
            [3.125, '300px', Dimension::UOM_INCHES],
            [0.625, '8.54', Dimension::UOM_INCHES],
            [7.9375, '300px', Dimension::UOM_CENTIMETERS],
            [1.5875, '8.54', Dimension::UOM_CENTIMETERS],
            [79.375, '300px', Dimension::UOM_MILLIMETERS],
            [15.875, '8.54', Dimension::UOM_MILLIMETERS],
        ];
    }
}