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zeekayandHanzo Dev
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Source files keep their SPDX-License-Identifier and Hanzo copyright line; the Gitea, Gogs and LFS Test Server copyrights they used to repeat now live once in NOTICE, alongside LICENSE. The header lint accepts any copyright line above the SPDX line, so it no longer demands an upstream one. Co-authored-by: Hanzo Dev <[email protected]>
319 lines
6.0 KiB
Go
319 lines
6.0 KiB
Go
// Copyright 2026 Hanzo AI, Inc. All rights reserved.
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// SPDX-License-Identifier: MIT
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package markdown
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import (
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"strings"
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"testing"
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"github.com/hanzoai/git/modules/markup"
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"github.com/hanzoai/git/modules/setting"
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"github.com/hanzoai/git/modules/test"
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"github.com/stretchr/testify/assert"
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)
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const nl = "\n"
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func TestMathRender(t *testing.T) {
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setting.Markdown.MathCodeBlockOptions = setting.MarkdownMathCodeBlockOptions{ParseInlineDollar: true, ParseInlineParentheses: true}
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testcases := []struct {
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testcase string
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expected string
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}{
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{
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"$a$",
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`<p><code class="language-math">a</code></p>` + nl,
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},
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{
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"$ a $",
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`<p><code class="language-math">a</code></p>` + nl,
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},
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{
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"$a$$b$",
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`<p><code class="language-math">a</code><code class="language-math">b</code></p>` + nl,
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},
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{
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"$a$ $b$",
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`<p><code class="language-math">a</code> <code class="language-math">b</code></p>` + nl,
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},
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{
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`\(a\) \(b\)`,
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`<p><code class="language-math">a</code> <code class="language-math">b</code></p>` + nl,
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},
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{
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`$a$.`,
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`<p><code class="language-math">a</code>.</p>` + nl,
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},
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{
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`.$a$`,
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`<p>.$a$</p>` + nl,
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},
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{
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`$a a$b b$`,
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`<p>$a a$b b$</p>` + nl,
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},
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{
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`a a$b b`,
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`<p>a a$b b</p>` + nl,
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},
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{
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`a$b $a a$b b$`,
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`<p>a$b $a a$b b$</p>` + nl,
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},
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{
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"a$x$", // Pattern: "word$other$" The real world example is: "Price is between US$1 and US$2.", so don't parse this.
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`<p>a$x$</p>` + nl,
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},
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{
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"$x$a",
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`<p>$x$a</p>` + nl,
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},
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{
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"$a$ ($b$) [$c$] {$d$}",
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`<p><code class="language-math">a</code> (<code class="language-math">b</code>) [$c$] {$d$}</p>` + nl,
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},
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{
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"[$a$](link)",
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`<p><a href="/link" rel="nofollow"><code class="language-math">a</code></a></p>` + nl,
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},
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{
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"$$a$$",
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`<p><code class="language-math">a</code></p>` + nl,
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},
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{
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"$$a$$ test",
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`<p><code class="language-math">a</code> test</p>` + nl,
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},
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{
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"test $$a$$",
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`<p>test <code class="language-math">a</code></p>` + nl,
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},
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{
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`foo $x=\$$ bar`,
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`<p>foo <code class="language-math">x=\$</code> bar</p>` + nl,
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},
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{
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`$\text{$b$}$`,
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`<p><code class="language-math">\text{$b$}</code></p>` + nl,
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},
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{
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"a$`b`$c",
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`<p>a<code class="language-math">b</code>c</p>` + nl,
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},
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{
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"a $`b`$ c",
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`<p>a <code class="language-math">b</code> c</p>` + nl,
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},
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{
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"a$``b``$c x$```y```$z",
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`<p>a<code class="language-math">b</code>c x<code class="language-math">y</code>z</p>` + nl,
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},
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}
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for _, test := range testcases {
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t.Run(test.testcase, func(t *testing.T) {
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res, err := RenderString(markup.NewTestRenderContext(), test.testcase)
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assert.NoError(t, err)
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assert.Equal(t, test.expected, string(res))
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})
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}
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}
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func TestMathRenderBlockIndent(t *testing.T) {
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setting.Markdown.MathCodeBlockOptions = setting.MarkdownMathCodeBlockOptions{ParseBlockDollar: true, ParseBlockSquareBrackets: true}
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testcases := []struct {
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name string
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testcase string
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expected string
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}{
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{
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"indent-0",
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`
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\[
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\alpha
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\]
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`,
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`<pre class="code-block is-loading"><code class="language-math display">
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\alpha
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</code></pre>
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`,
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},
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{
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"indent-1",
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`
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\[
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\alpha
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\]
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`,
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`<pre class="code-block is-loading"><code class="language-math display">
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\alpha
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</code></pre>
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`,
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},
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{
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"indent-2-mismatch",
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`
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\[
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a
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b
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c
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d
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\]
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`,
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`<pre class="code-block is-loading"><code class="language-math display">
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a
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b
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c
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d
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</code></pre>
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`,
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},
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{
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"indent-2",
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`
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\[
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a
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b
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c
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\]
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`,
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`<pre class="code-block is-loading"><code class="language-math display">
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a
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b
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c
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</code></pre>
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`,
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},
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{
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"indent-0-oneline",
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`$$ x $$
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foo`,
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`<code class="language-math display"> x </code>
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<p>foo</p>
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`,
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},
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{
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"indent-3-oneline",
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` $$ x $$<SPACE>
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foo`,
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`<code class="language-math display"> x </code>
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<p>foo</p>
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`,
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},
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{
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"quote-block",
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`
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> \[
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> a
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> \]
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> \[
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> b
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> \]
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`,
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`<blockquote>
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<pre class="code-block is-loading"><code class="language-math display">
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a
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</code></pre>
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<pre class="code-block is-loading"><code class="language-math display">
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b
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</code></pre>
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</blockquote>
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`,
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},
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{
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"list-block",
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`
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1. a
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\[
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x
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\]
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2. b`,
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`<ol>
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<li>a
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<pre class="code-block is-loading"><code class="language-math display">
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x
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</code></pre>
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</li>
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<li>b</li>
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</ol>
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`,
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},
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{
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"inline-non-math",
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`\[x]`,
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`<p>[x]</p>` + nl,
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},
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}
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for _, test := range testcases {
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t.Run(test.name, func(t *testing.T) {
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res, err := RenderString(markup.NewTestRenderContext(), strings.ReplaceAll(test.testcase, "<SPACE>", " "))
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assert.NoError(t, err)
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assert.Equal(t, test.expected, string(res), "unexpected result for test case:\n%s", test.testcase)
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})
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}
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}
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func TestMathRenderOptions(t *testing.T) {
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setting.Markdown.MathCodeBlockOptions = setting.MarkdownMathCodeBlockOptions{}
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defer test.MockVariableValue(&setting.Markdown.MathCodeBlockOptions)
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test := func(t *testing.T, expected, input string) {
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res, err := 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(res)), "input: %s", input)
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}
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// default (non-conflict) inline syntax
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test(t, `<p><code class="language-math">a</code></p>`, "$`a`$")
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// ParseInlineDollar
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test(t, `<p>$a$</p>`, `$a$`)
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setting.Markdown.MathCodeBlockOptions.ParseInlineDollar = true
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test(t, `<p><code class="language-math">a</code></p>`, `$a$`)
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// ParseInlineParentheses
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test(t, `<p>(a)</p>`, `\(a\)`)
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setting.Markdown.MathCodeBlockOptions.ParseInlineParentheses = true
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test(t, `<p><code class="language-math">a</code></p>`, `\(a\)`)
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// ParseBlockDollar
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test(t, `<p>$$
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a
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$$</p>
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`, `
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$$
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a
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$$
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`)
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setting.Markdown.MathCodeBlockOptions.ParseBlockDollar = true
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test(t, `<pre class="code-block is-loading"><code class="language-math display">
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a
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</code></pre>
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`, `
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$$
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a
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$$
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`)
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// ParseBlockSquareBrackets
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test(t, `<p>[
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a
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]</p>
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`, `
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\[
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a
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\]
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`)
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setting.Markdown.MathCodeBlockOptions.ParseBlockSquareBrackets = true
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test(t, `<pre class="code-block is-loading"><code class="language-math display">
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a
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</code></pre>
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`, `
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\[
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a
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\]
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`)
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}
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