<?php

declare(strict_types=1);

namespace Intervention\Image\Tests\Unit\Drivers\Gd\Modifiers;

use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\RequiresPhpExtension;
use Intervention\Image\Modifiers\PadModifier;
use Intervention\Image\Tests\GdTestCase;

#[RequiresPhpExtension('gd')]
#[CoversClass(\Intervention\Image\Modifiers\PadModifier::class)]
#[CoversClass(\Intervention\Image\Drivers\Gd\Modifiers\PadModifier::class)]
final class PadModifierTest extends GdTestCase
{
    public function testModify(): void
    {
        $image = $this->readTestImage('blue.gif');
        $this->assertEquals(16, $image->width());
        $this->assertEquals(16, $image->height());
        $image->modify(new PadModifier(30, 20, 'f00'));
        $this->assertEquals(30, $image->width());
        $this->assertEquals(20, $image->height());
        $this->assertColor(255, 0, 0, 255, $image->pickColor(0, 0));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(0, 19));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(29, 0));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(29, 19));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(6, 2));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(7, 1));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(6, 17));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(7, 18));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(23, 1));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(23, 2));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(23, 17));
        $this->assertColor(255, 0, 0, 255, $image->pickColor(23, 18));
        $this->assertColor(100, 100, 255, 255, $image->pickColor(7, 2));
        $this->assertColor(100, 100, 255, 255, $image->pickColor(22, 2));
        $this->assertColor(100, 100, 255, 255, $image->pickColor(7, 17));
        $this->assertColor(100, 100, 255, 255, $image->pickColor(22, 17));
    }
}