<?php
namespace Szurubooru\Tests\Helpers;
use Szurubooru\Helpers\MimeHelper;
use Szurubooru\Tests\AbstractTestCase;

final class MimeHelperTest extends AbstractTestCase
{
    public static function animatedGifProvider()
    {
        return
        [
            ['test_files/video.mp4', false],
            ['test_files/static.gif', false],
            ['test_files/animated.gif', true],
            ['test_files/animated2.gif', true],
            ['test_files/animated3.gif', true],
            ['test_files/animated4.gif', true],
        ];
    }

    public function testGettingMime()
    {
        $expected = 'image/jpeg';
        $actual = MimeHelper::getMimeTypeFromBuffer($this->getTestFile('image.jpg'));
        $this->assertEquals($expected, $actual);
    }

    public function testIsFlash()
    {
        $this->assertTrue(MimeHelper::isFlash('application/x-shockwave-flash'));
        $this->assertTrue(MimeHelper::isFlash('APPLICATION/X-SHOCKWAVE-FLASH'));
        $this->assertFalse(MimeHelper::isFlash('something else'));
    }

    public function testIsImage()
    {
        $this->assertTrue(MimeHelper::isImage('IMAGE/JPEG'));
        $this->assertTrue(MimeHelper::isImage('IMAGE/PNG'));
        $this->assertTrue(MimeHelper::isImage('IMAGE/GIF'));
        $this->assertTrue(MimeHelper::isImage('image/jpeg'));
        $this->assertTrue(MimeHelper::isImage('image/png'));
        $this->assertTrue(MimeHelper::isImage('image/gif'));
        $this->assertFalse(MimeHelper::isImage('something else'));
    }

    public function testIsVideo()
    {
        $this->assertTrue(MimeHelper::isVideo('VIDEO/MP4'));
        $this->assertTrue(MimeHelper::isVideo('video/mp4'));
        $this->assertTrue(MimeHelper::isVideo('APPLICATION/OGG'));
        $this->assertTrue(MimeHelper::isVideo('application/ogg'));
        $this->assertFalse(MimeHelper::isVideo('something else'));
    }

    /**
     * @dataProvider animatedGifProvider
     */
    public function testIsAnimatedGif($path, $expected)
    {
        $fullPath = __DIR__
            . DIRECTORY_SEPARATOR . '..'
            . DIRECTORY_SEPARATOR . $path;
        $actual = MimeHelper::isBufferAnimatedGif(file_get_contents($fullPath));
        $this->assertEquals($expected, $actual);
    }
}