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// Copyright 2026 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markup_test
import (
"regexp"
"testing"
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/markup/markdown"
"code.gitea.io/gitea/modules/test"
"github.com/stretchr/testify/assert"
)
func TestToCWithHTML(t *testing.T) {
defer test.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
t1 := `tag <a href="link">link</a> and <b>Bold</b>`
t2 := "code block `<a>`"
t3 := "markdown **bold**"
input := `---
include_toc: true
---
# ` + t1 + `
## ` + t2 + `
#### ` + t3 + `
## last
`
renderCtx := markup.NewTestRenderContext().WithEnableHeadingIDGeneration(true)
resultHTML, err := markdown.RenderString(renderCtx, input)
assert.NoError(t, err)
result := string(resultHTML)
re := regexp.MustCompile(`(?s)<details class="frontmatter-content">.*?</details>`)
result = re.ReplaceAllString(result, "\n")
expected := `<details><summary>toc</summary>
<ul>
<li><a href="#user-content-tag-link-and-bold" rel="nofollow">tag link and Bold</a></li>
<ul>
<li><a href="#user-content-code-block-a" rel="nofollow">code block &lt;a&gt;</a></li>
<ul>
<ul>
<li><a href="#user-content-markdown-bold" rel="nofollow">markdown bold</a></li>
</ul>
</ul>
<li><a href="#user-content-last" rel="nofollow">last</a></li>
</ul>
</ul>
</details>
<h1 id="user-content-tag-link-and-bold">tag <a href="/link" rel="nofollow">link</a> and <b>Bold</b></h1>
<h2 id="user-content-code-block-a">code block <code>&lt;a&gt;</code></h2>
<h4 id="user-content-markdown-bold">markdown <strong>bold</strong></h4>
<h2 id="user-content-last">last</h2>
`
assert.Equal(t, expected, result)
}