intervention_image/tests/Unit/Drivers/Imagick/Encoders/GifEncoderTest.php

<?php

declare(strict_types=1);

namespace Intervention\Image\Tests\Unit\Drivers\Imagick\Encoders;

use Intervention\Gif\Decoder;
use Intervention\Image\Drivers\Imagick\Encoders\GifEncoder;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\RequiresPhpExtension;
use Intervention\Image\Tests\ImagickTestCase;

#[RequiresPhpExtension('imagick')]
#[CoversClass(GifEncoder::class)]
final class GifEncoderTest extends ImagickTestCase
{
    public function testEncode(): void
    {
        $image = $this->createTestImage(3, 2);
        $encoder = new GifEncoder();
        $result = $encoder->encode($image);
        $this->assertMediaType('image/gif', $result);
        $this->assertEquals('image/gif', $result->mimetype());
        $this->assertFalse(
            Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
        );
    }

    public function testEncodeInterlaced(): void
    {
        $image = $this->createTestImage(3, 2);
        $encoder = new GifEncoder(interlaced: true);
        $result = $encoder->encode($image);
        $this->assertMediaType('image/gif', $result);
        $this->assertEquals('image/gif', $result->mimetype());
        $this->assertTrue(
            Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
        );
    }

    public function testEncodeInterlacedAnimation(): void
    {
        $image = $this->createTestAnimation();
        $encoder = new GifEncoder(interlaced: true);
        $result = $encoder->encode($image);
        $this->assertMediaType('image/gif', $result);
        $this->assertEquals('image/gif', $result->mimetype());
        $this->assertTrue(
            Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
        );
    }
}