PHP Classes

File: tests/Support/Algorithms/LuminosityContrastRatioTest.php

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  Classes of tomloprod   Colority   tests/Support/Algorithms/LuminosityContrastRatioTest.php   Download  
File: tests/Support/Algorithms/LuminosityContrastRatioTest.php
Role: Example script
Content type: text/plain
Description: Example script
Class: Colority
Perform color transformation operations
Author: By
Last change:
Date: 7 months ago
Size: 983 bytes
 

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<?php

declare(strict_types=1);

use Tomloprod\Colority\Support\Algorithms\LuminosityContrastRatio;

test('getContrastRatio white and black', function (): void {
    $lumContrastRatio = new LuminosityContrastRatio();

    /** @var float $contrastRatio */
    $contrastRatio = $lumContrastRatio->getContrastRatio([255, 255, 255], [0, 0, 0]);

    expect($contrastRatio)->toBeGreaterThanOrEqual(7);
});

test('getContrastRatio white and white', function (): void {
    $lumContrastRatio = new LuminosityContrastRatio();

    /** @var float $contrastRatio */
    $contrastRatio = $lumContrastRatio->getContrastRatio([255, 255, 255], [255, 255, 255]);

    expect($contrastRatio)->toBeLessThan(3);
});

test('getContrastRatio black and black', function (): void {
    $lumContrastRatio = new LuminosityContrastRatio();

    /** @var float $contrastRatio */
    $contrastRatio = $lumContrastRatio->getContrastRatio([0, 0, 0], [0, 0, 0]);

    expect($contrastRatio)->toBeLessThan(3);
});