<?php

namespace Tests\Unit;

use App\Support\DownloadFile;
use Tests\TestCase;

class DownloadFileTest extends TestCase
{
    public function test_ascii_fallback_filename_keeps_extension(): void
    {
        $fallback = DownloadFile::asciiFallbackFilename('台灣尤塞氏症暨視聽弱協會章程V2.pdf');

        $this->assertSame('V2.pdf', $fallback);
    }

    public function test_content_disposition_contains_utf8_filename_star(): void
    {
        $filename = '台灣尤塞氏症暨視聽弱協會章程V2.pdf';
        $header = DownloadFile::contentDisposition($filename);

        $this->assertStringContainsString('attachment; filename="V2.pdf"', $header);
        $this->assertStringContainsString(
            "filename*=UTF-8''".rawurlencode($filename),
            $header
        );
    }
}