math_cms/tests/Unit/AsyncMarkdownSplitterTest.php

<?php

namespace Tests\Unit;

use App\Services\AsyncMarkdownSplitter;
use PHPUnit\Framework\TestCase;

class AsyncMarkdownSplitterTest extends TestCase
{
    /** @test */
    public function it_splits_markdown_by_question_number_and_keeps_indexes(): void
    {
        $markdown = <<<MD
一、选择题
1. 已知集合 A = {1,2}，则 ...
A. 1
B. 2

2、计算：2+3=？

3) 解方程：x+1=2
MD;

        $splitter = new AsyncMarkdownSplitter();
        $blocks = $splitter->split($markdown);

        $this->assertCount(3, $blocks);
        $this->assertSame(1, $blocks[0]['index']);
        $this->assertSame(2, $blocks[1]['index']);
        $this->assertSame(3, $blocks[2]['index']);

        $this->assertStringContainsString('1.', $blocks[0]['raw_markdown']);
        $this->assertStringContainsString('2、', $blocks[1]['raw_markdown']);
        $this->assertStringContainsString('3)', $blocks[2]['raw_markdown']);
    }
}