mirror of
https://github.com/go-gitea/gitea.git
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0f18046df4
Follow up recent render system refactoring PRs (split test code), and fine tune the math render (added some new cases)
476 lines
19 KiB
Go
476 lines
19 KiB
Go
// Copyright 2017 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package markdown_test
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import (
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"context"
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"html/template"
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"strings"
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"testing"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/markup"
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"code.gitea.io/gitea/modules/markup/markdown"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/test"
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"code.gitea.io/gitea/modules/util"
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"github.com/stretchr/testify/assert"
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)
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const (
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AppURL = "http://localhost:3000/"
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testRepoOwnerName = "user13"
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testRepoName = "repo11"
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FullURL = AppURL + testRepoOwnerName + "/" + testRepoName + "/"
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)
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// these values should match the const above
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var localMetas = map[string]string{
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"user": testRepoOwnerName,
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"repo": testRepoName,
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}
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func TestRender_StandardLinks(t *testing.T) {
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test := func(input, expected string) {
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buffer, err := markdown.RenderString(markup.NewTestRenderContext(), input)
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assert.NoError(t, err)
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assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(string(buffer)))
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}
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googleRendered := `<p><a href="https://google.com/" rel="nofollow">https://google.com/</a></p>`
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test("<https://google.com/>", googleRendered)
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test("[Link](Link)", `<p><a href="/Link" rel="nofollow">Link</a></p>`)
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}
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func TestRender_Images(t *testing.T) {
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setting.AppURL = AppURL
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test := func(input, expected string) {
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buffer, err := markdown.RenderString(markup.NewTestRenderContext(FullURL), input)
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assert.NoError(t, err)
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assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(string(buffer)))
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}
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url := "../../.images/src/02/train.jpg"
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title := "Train"
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href := "https://gitea.io"
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result := util.URLJoin(FullURL, url)
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// hint: With Markdown v2.5.2, there is a new syntax: [link](URL){:target="_blank"} , but we do not support it now
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test(
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"!["+title+"]("+url+")",
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`<p><a href="`+result+`" target="_blank" rel="nofollow noopener"><img src="`+result+`" alt="`+title+`"/></a></p>`)
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test(
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"[["+title+"|"+url+"]]",
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`<p><a href="`+result+`" rel="nofollow"><img src="`+result+`" title="`+title+`" alt="`+title+`"/></a></p>`)
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test(
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"[!["+title+"]("+url+")]("+href+")",
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`<p><a href="`+href+`" rel="nofollow"><img src="`+result+`" alt="`+title+`"/></a></p>`)
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test(
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"!["+title+"]("+url+")",
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`<p><a href="`+result+`" target="_blank" rel="nofollow noopener"><img src="`+result+`" alt="`+title+`"/></a></p>`)
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test(
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"[["+title+"|"+url+"]]",
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`<p><a href="`+result+`" rel="nofollow"><img src="`+result+`" title="`+title+`" alt="`+title+`"/></a></p>`)
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test(
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"[!["+title+"]("+url+")]("+href+")",
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`<p><a href="`+href+`" rel="nofollow"><img src="`+result+`" alt="`+title+`"/></a></p>`)
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}
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func TestTotal_RenderString(t *testing.T) {
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defer test.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
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// Test cases without ambiguous links (It is not right to copy a whole file here, instead it should clearly test what is being tested)
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sameCases := []string{
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// dear imgui wiki markdown extract: special wiki syntax
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`Wiki! Enjoy :)
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- [[Links, Language bindings, Engine bindings|Links]]
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- [[Tips]]
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See commit 65f1bf27bc
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Ideas and codes
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- Bezier widget (by @r-lyeh) ` + AppURL + `ocornut/imgui/issues/786
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- Bezier widget (by @r-lyeh) ` + FullURL + `issues/786
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- Node graph editors https://github.com/ocornut/imgui/issues/306
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- [[Memory Editor|memory_editor_example]]
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- [[Plot var helper|plot_var_example]]`,
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// wine-staging wiki home extract: tables, special wiki syntax, images
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`## What is Wine Staging?
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**Wine Staging** on website [wine-staging.com](http://wine-staging.com).
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## Quick Links
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Here are some links to the most important topics. You can find the full list of pages at the sidebar.
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| [[images/icon-install.png]] | [[Installation]] |
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|--------------------------------|----------------------------------------------------------|
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| [[images/icon-usage.png]] | [[Usage]] |
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`,
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// libgdx wiki page: inline images with special syntax
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`[Excelsior JET](http://www.excelsiorjet.com/) allows you to create native executables for Windows, Linux and Mac OS X.
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1. [Package your libGDX application](https://github.com/libgdx/libgdx/wiki/Gradle-on-the-Commandline#packaging-for-the-desktop)
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[[images/1.png]]
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2. Perform a test run by hitting the Run! button.
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[[images/2.png]]
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## More tests {#custom-id}
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(from https://www.markdownguide.org/extended-syntax/)
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### Checkboxes
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- [ ] unchecked
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- [x] checked
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- [ ] still unchecked
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### Definition list
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First Term
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: This is the definition of the first term.
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Second Term
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: This is one definition of the second term.
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: This is another definition of the second term.
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### Footnotes
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Here is a simple footnote,[^1] and here is a longer one.[^bignote]
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[^1]: This is the first footnote.
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[^bignote]: Here is one with multiple paragraphs and code.
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Indent paragraphs to include them in the footnote.
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` + "`{ my code }`" + `
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Add as many paragraphs as you like.
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`,
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`
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- [ ] <!-- rebase-check --> If you want to rebase/retry this PR, click this checkbox.
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---
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This PR has been generated by [Renovate Bot](https://github.com/renovatebot/renovate).
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<!-- test-comment -->`,
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}
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baseURL := ""
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testAnswers := []string{
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`<p>Wiki! Enjoy :)</p>
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<ul>
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<li><a href="` + baseURL + `/Links" rel="nofollow">Links, Language bindings, Engine bindings</a></li>
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<li><a href="` + baseURL + `/Tips" rel="nofollow">Tips</a></li>
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</ul>
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<p>See commit <a href="/` + testRepoOwnerName + `/` + testRepoName + `/commit/65f1bf27bc" rel="nofollow"><code>65f1bf27bc</code></a></p>
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<p>Ideas and codes</p>
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<ul>
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<li>Bezier widget (by <a href="/r-lyeh" rel="nofollow">@r-lyeh</a>) <a href="http://localhost:3000/ocornut/imgui/issues/786" class="ref-issue" rel="nofollow">ocornut/imgui#786</a></li>
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<li>Bezier widget (by <a href="/r-lyeh" rel="nofollow">@r-lyeh</a>) <a href="` + FullURL + `issues/786" class="ref-issue" rel="nofollow">#786</a></li>
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<li>Node graph editors <a href="https://github.com/ocornut/imgui/issues/306" rel="nofollow">https://github.com/ocornut/imgui/issues/306</a></li>
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<li><a href="` + baseURL + `/memory_editor_example" rel="nofollow">Memory Editor</a></li>
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<li><a href="` + baseURL + `/plot_var_example" rel="nofollow">Plot var helper</a></li>
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</ul>
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`,
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`<h2 id="user-content-what-is-wine-staging">What is Wine Staging?</h2>
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<p><strong>Wine Staging</strong> on website <a href="http://wine-staging.com" rel="nofollow">wine-staging.com</a>.</p>
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<h2 id="user-content-quick-links">Quick Links</h2>
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<p>Here are some links to the most important topics. You can find the full list of pages at the sidebar.</p>
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<table>
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<thead>
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<tr>
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<th><a href="` + baseURL + `/images/icon-install.png" rel="nofollow"><img src="` + baseURL + `/images/icon-install.png" title="icon-install.png" alt="images/icon-install.png"/></a></th>
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<th><a href="` + baseURL + `/Installation" rel="nofollow">Installation</a></th>
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</tr>
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</thead>
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<tbody>
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<tr>
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<td><a href="` + baseURL + `/images/icon-usage.png" rel="nofollow"><img src="` + baseURL + `/images/icon-usage.png" title="icon-usage.png" alt="images/icon-usage.png"/></a></td>
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<td><a href="` + baseURL + `/Usage" rel="nofollow">Usage</a></td>
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</tr>
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</tbody>
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</table>
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`,
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`<p><a href="http://www.excelsiorjet.com/" rel="nofollow">Excelsior JET</a> allows you to create native executables for Windows, Linux and Mac OS X.</p>
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<ol>
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<li><a href="https://github.com/libgdx/libgdx/wiki/Gradle-on-the-Commandline#packaging-for-the-desktop" rel="nofollow">Package your libGDX application</a>
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<a href="` + baseURL + `/images/1.png" rel="nofollow"><img src="` + baseURL + `/images/1.png" title="1.png" alt="images/1.png"/></a></li>
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<li>Perform a test run by hitting the Run! button.
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<a href="` + baseURL + `/images/2.png" rel="nofollow"><img src="` + baseURL + `/images/2.png" title="2.png" alt="images/2.png"/></a></li>
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</ol>
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<h2 id="user-content-custom-id">More tests</h2>
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<p>(from <a href="https://www.markdownguide.org/extended-syntax/" rel="nofollow">https://www.markdownguide.org/extended-syntax/</a>)</p>
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<h3 id="user-content-checkboxes">Checkboxes</h3>
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<ul>
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<li class="task-list-item"><input type="checkbox" disabled="" data-source-position="434"/>unchecked</li>
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<li class="task-list-item"><input type="checkbox" disabled="" data-source-position="450" checked=""/>checked</li>
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<li class="task-list-item"><input type="checkbox" disabled="" data-source-position="464"/>still unchecked</li>
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</ul>
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<h3 id="user-content-definition-list">Definition list</h3>
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<dl>
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<dt>First Term</dt>
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<dd>This is the definition of the first term.</dd>
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<dt>Second Term</dt>
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<dd>This is one definition of the second term.</dd>
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<dd>This is another definition of the second term.</dd>
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</dl>
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<h3 id="user-content-footnotes">Footnotes</h3>
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<p>Here is a simple footnote,<sup id="fnref:user-content-1"><a href="#fn:user-content-1" rel="nofollow">1</a></sup> and here is a longer one.<sup id="fnref:user-content-bignote"><a href="#fn:user-content-bignote" rel="nofollow">2</a></sup></p>
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<div>
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<hr/>
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<ol>
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<li id="fn:user-content-1">
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<p>This is the first footnote. <a href="#fnref:user-content-1" rel="nofollow">↩︎</a></p>
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</li>
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<li id="fn:user-content-bignote">
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<p>Here is one with multiple paragraphs and code.</p>
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<p>Indent paragraphs to include them in the footnote.</p>
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<p><code>{ my code }</code></p>
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<p>Add as many paragraphs as you like. <a href="#fnref:user-content-bignote" rel="nofollow">↩︎</a></p>
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</li>
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</ol>
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</div>
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`,
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`<ul>
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<li class="task-list-item"><input type="checkbox" disabled="" data-source-position="3"/> If you want to rebase/retry this PR, click this checkbox.</li>
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</ul>
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<hr/>
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<p>This PR has been generated by <a href="https://github.com/renovatebot/renovate" rel="nofollow">Renovate Bot</a>.</p>
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`,
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}
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markup.Init(&markup.RenderHelperFuncs{
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IsUsernameMentionable: func(ctx context.Context, username string) bool {
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return username == "r-lyeh"
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},
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})
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for i := 0; i < len(sameCases); i++ {
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line, err := markdown.RenderString(markup.NewTestRenderContext(localMetas), sameCases[i])
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assert.NoError(t, err)
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assert.Equal(t, testAnswers[i], string(line))
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}
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}
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func TestRender_RenderParagraphs(t *testing.T) {
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test := func(t *testing.T, str string, cnt int) {
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res, err := markdown.RenderRawString(markup.NewTestRenderContext(), str)
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assert.NoError(t, err)
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assert.Equal(t, cnt, strings.Count(res, "<p"), "Rendered result for unix should have %d paragraph(s) but has %d:\n%s\n", cnt, strings.Count(res, "<p"), res)
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mac := strings.ReplaceAll(str, "\n", "\r")
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res, err = markdown.RenderRawString(markup.NewTestRenderContext(), mac)
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assert.NoError(t, err)
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assert.Equal(t, cnt, strings.Count(res, "<p"), "Rendered result for mac should have %d paragraph(s) but has %d:\n%s\n", cnt, strings.Count(res, "<p"), res)
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dos := strings.ReplaceAll(str, "\n", "\r\n")
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res, err = markdown.RenderRawString(markup.NewTestRenderContext(), dos)
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assert.NoError(t, err)
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assert.Equal(t, cnt, strings.Count(res, "<p"), "Rendered result for windows should have %d paragraph(s) but has %d:\n%s\n", cnt, strings.Count(res, "<p"), res)
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}
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test(t, "\nOne\nTwo\nThree", 1)
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test(t, "\n\nOne\nTwo\nThree", 1)
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test(t, "\n\nOne\nTwo\nThree\n\n\n", 1)
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test(t, "A\n\nB\nC\n", 2)
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test(t, "A\n\n\nB\nC\n", 2)
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}
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func TestMarkdownRenderRaw(t *testing.T) {
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testcases := [][]byte{
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{ // clusterfuzz_testcase_minimized_fuzz_markdown_render_raw_6267570554535936
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0x2a, 0x20, 0x2d, 0x0a, 0x09, 0x20, 0x60, 0x5b, 0x0a, 0x09, 0x20, 0x60,
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0x5b,
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},
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{ // clusterfuzz_testcase_minimized_fuzz_markdown_render_raw_6278827345051648
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0x2d, 0x20, 0x2d, 0x0d, 0x09, 0x60, 0x0d, 0x09, 0x60,
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},
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{ // clusterfuzz_testcase_minimized_fuzz_markdown_render_raw_6016973788020736[] = {
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0x7b, 0x63, 0x6c, 0x61, 0x73, 0x73, 0x3d, 0x35, 0x7d, 0x0a, 0x3d,
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},
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}
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for _, testcase := range testcases {
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log.Info("Test markdown render error with fuzzy data: %x, the following errors can be recovered", testcase)
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_, err := markdown.RenderRawString(markup.NewTestRenderContext(), string(testcase))
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assert.NoError(t, err)
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}
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}
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func TestRenderSiblingImages_Issue12925(t *testing.T) {
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testcase := `
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`
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expected := `<p><a href="/image1" target="_blank" rel="nofollow noopener"><img src="/image1" alt="image1"></a>
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<a href="/image2" target="_blank" rel="nofollow noopener"><img src="/image2" alt="image2"></a></p>
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`
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res, err := markdown.RenderRawString(markup.NewTestRenderContext(), testcase)
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assert.NoError(t, err)
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assert.Equal(t, expected, res)
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}
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func TestRenderEmojiInLinks_Issue12331(t *testing.T) {
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testcase := `[Link with emoji :moon: in text](https://gitea.io)`
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expected := `<p><a href="https://gitea.io" rel="nofollow">Link with emoji <span class="emoji" aria-label="waxing gibbous moon">🌔</span> in text</a></p>
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`
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res, err := markdown.RenderString(markup.NewTestRenderContext(), testcase)
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assert.NoError(t, err)
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assert.Equal(t, template.HTML(expected), res)
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}
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func TestColorPreview(t *testing.T) {
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const nl = "\n"
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positiveTests := []struct {
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testcase string
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expected string
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}{
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{ // do not render color names
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"The CSS class `red` is there",
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"<p>The CSS class <code>red</code> is there</p>\n",
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},
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{ // hex
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"`#FF0000`",
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`<p><code>#FF0000<span class="color-preview" style="background-color: #FF0000"></span></code></p>` + nl,
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},
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{ // rgb
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"`rgb(16, 32, 64)`",
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`<p><code>rgb(16, 32, 64)<span class="color-preview" style="background-color: rgb(16, 32, 64)"></span></code></p>` + nl,
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},
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{ // short hex
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"This is the color white `#0a0`",
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`<p>This is the color white <code>#0a0<span class="color-preview" style="background-color: #0a0"></span></code></p>` + nl,
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},
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{ // hsl
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"HSL stands for hue, saturation, and lightness. An example: `hsl(0, 100%, 50%)`.",
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`<p>HSL stands for hue, saturation, and lightness. An example: <code>hsl(0, 100%, 50%)<span class="color-preview" style="background-color: hsl(0, 100%, 50%)"></span></code>.</p>` + nl,
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},
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{ // uppercase hsl
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"HSL stands for hue, saturation, and lightness. An example: `HSL(0, 100%, 50%)`.",
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`<p>HSL stands for hue, saturation, and lightness. An example: <code>HSL(0, 100%, 50%)<span class="color-preview" style="background-color: HSL(0, 100%, 50%)"></span></code>.</p>` + nl,
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},
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}
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for _, test := range positiveTests {
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res, err := markdown.RenderString(markup.NewTestRenderContext(), test.testcase)
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assert.NoError(t, err, "Unexpected error in testcase: %q", test.testcase)
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assert.Equal(t, template.HTML(test.expected), res, "Unexpected result in testcase %q", test.testcase)
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}
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negativeTests := []string{
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// not a color code
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"`FF0000`",
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// inside a code block
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"```javascript" + nl + `const red = "#FF0000";` + nl + "```",
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// no backticks
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"rgb(166, 32, 64)",
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// typo
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"`hsI(0, 100%, 50%)`",
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// looks like a color but not really
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"`hsl(40, 60, 80)`",
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}
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for _, test := range negativeTests {
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res, err := markdown.RenderString(markup.NewTestRenderContext(), test)
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assert.NoError(t, err, "Unexpected error in testcase: %q", test)
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assert.NotContains(t, res, `<span class="color-preview" style="background-color: `, "Unexpected result in testcase %q", test)
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}
|
||
}
|
||
|
||
func TestTaskList(t *testing.T) {
|
||
testcases := []struct {
|
||
testcase string
|
||
expected string
|
||
}{
|
||
{
|
||
// data-source-position should take into account YAML frontmatter.
|
||
`---
|
||
foo: bar
|
||
---
|
||
- [ ] task 1`,
|
||
`<details><summary><i class="icon table"></i></summary><table>
|
||
<thead>
|
||
<tr>
|
||
<th>foo</th>
|
||
</tr>
|
||
</thead>
|
||
<tbody>
|
||
<tr>
|
||
<td>bar</td>
|
||
</tr>
|
||
</tbody>
|
||
</table>
|
||
</details><ul>
|
||
<li class="task-list-item"><input type="checkbox" disabled="" data-source-position="19"/>task 1</li>
|
||
</ul>
|
||
`,
|
||
},
|
||
}
|
||
|
||
for _, test := range testcases {
|
||
res, err := markdown.RenderString(markup.NewTestRenderContext(), test.testcase)
|
||
assert.NoError(t, err, "Unexpected error in testcase: %q", test.testcase)
|
||
assert.Equal(t, template.HTML(test.expected), res, "Unexpected result in testcase %q", test.testcase)
|
||
}
|
||
}
|
||
|
||
func TestRenderLinks(t *testing.T) {
|
||
input := ` space @mention-user${SPACE}${SPACE}
|
||
/just/a/path.bin
|
||
https://example.com/file.bin
|
||
[local link](file.bin)
|
||
[remote link](https://example.com)
|
||
[[local link|file.bin]]
|
||
[[remote link|https://example.com]]
|
||
|
||
|
||
|
||
|
||
[[local image|image.jpg]]
|
||
[[remote link|https://example.com/image.jpg]]
|
||
https://example.com/user/repo/compare/88fc37a3c0a4dda553bdcfc80c178a58247f42fb...12fc37a3c0a4dda553bdcfc80c178a58247f42fb#hash
|
||
com 88fc37a3c0a4dda553bdcfc80c178a58247f42fb...12fc37a3c0a4dda553bdcfc80c178a58247f42fb pare
|
||
https://example.com/user/repo/commit/88fc37a3c0a4dda553bdcfc80c178a58247f42fb
|
||
com 88fc37a3c0a4dda553bdcfc80c178a58247f42fb mit
|
||
:+1:
|
||
mail@domain.com
|
||
@mention-user test
|
||
#123
|
||
space${SPACE}${SPACE}
|
||
`
|
||
input = strings.ReplaceAll(input, "${SPACE}", " ") // replace ${SPACE} with " ", to avoid some editor's auto-trimming
|
||
expected := `<p>space @mention-user<br/>
|
||
/just/a/path.bin
|
||
<a href="https://example.com/file.bin" rel="nofollow">https://example.com/file.bin</a>
|
||
<a href="/file.bin" rel="nofollow">local link</a>
|
||
<a href="https://example.com" rel="nofollow">remote link</a>
|
||
<a href="/file.bin" rel="nofollow">local link</a>
|
||
<a href="https://example.com" rel="nofollow">remote link</a>
|
||
<a href="/image.jpg" target="_blank" rel="nofollow noopener"><img src="/image.jpg" alt="local image"/></a>
|
||
<a href="/path/file" target="_blank" rel="nofollow noopener"><img src="/path/file" alt="local image"/></a>
|
||
<a href="/path/file" target="_blank" rel="nofollow noopener"><img src="/path/file" alt="local image"/></a>
|
||
<a href="https://example.com/image.jpg" target="_blank" rel="nofollow noopener"><img src="https://example.com/image.jpg" alt="remote image"/></a>
|
||
<a href="/image.jpg" rel="nofollow"><img src="/image.jpg" title="local image" alt="local image"/></a>
|
||
<a href="https://example.com/image.jpg" rel="nofollow"><img src="https://example.com/image.jpg" title="remote link" alt="remote link"/></a>
|
||
<a href="https://example.com/user/repo/compare/88fc37a3c0a4dda553bdcfc80c178a58247f42fb...12fc37a3c0a4dda553bdcfc80c178a58247f42fb#hash" rel="nofollow"><code>88fc37a3c0...12fc37a3c0 (hash)</code></a>
|
||
com 88fc37a3c0a4dda553bdcfc80c178a58247f42fb...12fc37a3c0a4dda553bdcfc80c178a58247f42fb pare
|
||
<a href="https://example.com/user/repo/commit/88fc37a3c0a4dda553bdcfc80c178a58247f42fb" rel="nofollow"><code>88fc37a3c0</code></a>
|
||
com 88fc37a3c0a4dda553bdcfc80c178a58247f42fb mit
|
||
<span class="emoji" aria-label="thumbs up">👍</span>
|
||
<a href="mailto:mail@domain.com" rel="nofollow">mail@domain.com</a>
|
||
@mention-user test
|
||
#123
|
||
space</p>
|
||
`
|
||
defer test.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
|
||
result, err := markdown.RenderString(markup.NewTestRenderContext(localMetas), input)
|
||
assert.NoError(t, err)
|
||
assert.Equal(t, expected, string(result))
|
||
}
|