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gitea/modules/markup/html_test.go

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// Copyright 2017 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package markup_test
import (
"io"
"strings"
"testing"
"code.gitea.io/gitea/modules/emoji"
"code.gitea.io/gitea/modules/markup"
"code.gitea.io/gitea/modules/markup/markdown"
"code.gitea.io/gitea/modules/setting"
testModule "code.gitea.io/gitea/modules/test"
"code.gitea.io/gitea/modules/util"
"github.com/stretchr/testify/assert"
)
var (
testRepoOwnerName = "user13"
testRepoName = "repo11"
localMetas = map[string]string{"user": testRepoOwnerName, "repo": testRepoName}
)
func TestRender_Commits(t *testing.T) {
test := func(input, expected string) {
rctx := markup.NewTestRenderContext(markup.TestAppURL, localMetas).WithRelativePath("a.md")
buffer, err := markup.RenderString(rctx, input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(buffer))
}
sha := "65f1bf27bc3bf70f64657658635e66094edbcb4d"
repo := markup.TestAppURL + testRepoOwnerName + "/" + testRepoName + "/"
commit := util.URLJoin(repo, "commit", sha)
commitPath := "/user13/repo11/commit/" + sha
tree := util.URLJoin(repo, "tree", sha, "src")
file := util.URLJoin(repo, "commit", sha, "example.txt")
fileWithExtra := file + ":"
fileWithHash := file + "#L2"
fileWithHasExtra := file + "#L2:"
commitCompare := util.URLJoin(repo, "compare", sha+"..."+sha)
commitCompareWithHash := commitCompare + "#L2"
test(sha, `<p><a href="`+commitPath+`" rel="nofollow"><code>65f1bf27bc</code></a></p>`)
test(sha[:7], `<p><a href="`+commitPath[:len(commitPath)-(40-7)]+`" rel="nofollow"><code>65f1bf2</code></a></p>`)
test(sha[:39], `<p><a href="`+commitPath[:len(commitPath)-(40-39)]+`" rel="nofollow"><code>65f1bf27bc</code></a></p>`)
test(commit, `<p><a href="`+commit+`" rel="nofollow"><code>65f1bf27bc</code></a></p>`)
test(tree, `<p><a href="`+tree+`" rel="nofollow"><code>65f1bf27bc/src</code></a></p>`)
test(file, `<p><a href="`+file+`" rel="nofollow"><code>65f1bf27bc/example.txt</code></a></p>`)
test(fileWithExtra, `<p><a href="`+file+`" rel="nofollow"><code>65f1bf27bc/example.txt</code></a>:</p>`)
test(fileWithHash, `<p><a href="`+fileWithHash+`" rel="nofollow"><code>65f1bf27bc/example.txt (L2)</code></a></p>`)
test(fileWithHasExtra, `<p><a href="`+fileWithHash+`" rel="nofollow"><code>65f1bf27bc/example.txt (L2)</code></a>:</p>`)
test(commitCompare, `<p><a href="`+commitCompare+`" rel="nofollow"><code>65f1bf27bc...65f1bf27bc</code></a></p>`)
test(commitCompareWithHash, `<p><a href="`+commitCompareWithHash+`" rel="nofollow"><code>65f1bf27bc...65f1bf27bc (L2)</code></a></p>`)
test("commit "+sha, `<p>commit <a href="`+commitPath+`" rel="nofollow"><code>65f1bf27bc</code></a></p>`)
test("/home/gitea/"+sha, "<p>/home/gitea/"+sha+"</p>")
test("deadbeef", `<p>deadbeef</p>`)
test("d27ace93", `<p>d27ace93</p>`)
test(sha[:14]+".x", `<p>`+sha[:14]+`.x</p>`)
expected14 := `<a href="` + commitPath[:len(commitPath)-(40-14)] + `" rel="nofollow"><code>` + sha[:10] + `</code></a>`
test(sha[:14]+".", `<p>`+expected14+`.</p>`)
test(sha[:14]+",", `<p>`+expected14+`,</p>`)
test("["+sha[:14]+"]", `<p>[`+expected14+`]</p>`)
}
func TestRender_CrossReferences(t *testing.T) {
defer testModule.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
test := func(input, expected string) {
rctx := markup.NewTestRenderContext(markup.TestAppURL, localMetas).WithRelativePath("a.md")
buffer, err := markup.RenderString(rctx, input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(buffer))
}
test(
"test-owner/test-repo#12345",
`<p><a href="/test-owner/test-repo/issues/12345" class="ref-issue" rel="nofollow">test-owner/test-repo#12345</a></p>`)
test(
"go-gitea/gitea#12345",
`<p><a href="/go-gitea/gitea/issues/12345" class="ref-issue" rel="nofollow">go-gitea/gitea#12345</a></p>`)
test(
"/home/gitea/go-gitea/gitea#12345",
`<p>/home/gitea/go-gitea/gitea#12345</p>`)
test(
util.URLJoin(markup.TestAppURL, "gogitea", "gitea", "issues", "12345"),
`<p><a href="`+util.URLJoin(markup.TestAppURL, "gogitea", "gitea", "issues", "12345")+`" class="ref-issue" rel="nofollow">gogitea/gitea#12345</a></p>`)
test(
util.URLJoin(markup.TestAppURL, "go-gitea", "gitea", "issues", "12345"),
`<p><a href="`+util.URLJoin(markup.TestAppURL, "go-gitea", "gitea", "issues", "12345")+`" class="ref-issue" rel="nofollow">go-gitea/gitea#12345</a></p>`)
test(
util.URLJoin(markup.TestAppURL, "gogitea", "some-repo-name", "issues", "12345"),
`<p><a href="`+util.URLJoin(markup.TestAppURL, "gogitea", "some-repo-name", "issues", "12345")+`" class="ref-issue" rel="nofollow">gogitea/some-repo-name#12345</a></p>`)
inputURL := "https://host/a/b/commit/0123456789012345678901234567890123456789/foo.txt?a=b#L2-L3"
test(
inputURL,
`<p><a href="`+inputURL+`" rel="nofollow"><code>0123456789/foo.txt (L2-L3)</code></a></p>`)
}
func TestRender_links(t *testing.T) {
setting.AppURL = markup.TestAppURL
defer testModule.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
test := func(input, expected string) {
buffer, err := markup.RenderString(markup.NewTestRenderContext().WithRelativePath("a.md"), input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(buffer))
}
oldCustomURLSchemes := setting.Markdown.CustomURLSchemes
markup.ResetDefaultSanitizerForTesting()
defer func() {
setting.Markdown.CustomURLSchemes = oldCustomURLSchemes
markup.ResetDefaultSanitizerForTesting()
markup.CustomLinkURLSchemes(oldCustomURLSchemes)
}()
setting.Markdown.CustomURLSchemes = []string{"ftp", "magnet"}
markup.CustomLinkURLSchemes(setting.Markdown.CustomURLSchemes)
// Text that should be turned into URL
test(
"https://www.example.com",
`<p><a href="https://www.example.com" rel="nofollow">https://www.example.com</a></p>`)
test(
"http://www.example.com",
`<p><a href="http://www.example.com" rel="nofollow">http://www.example.com</a></p>`)
test(
"https://example.com",
`<p><a href="https://example.com" rel="nofollow">https://example.com</a></p>`)
test(
"http://example.com",
`<p><a href="http://example.com" rel="nofollow">http://example.com</a></p>`)
test(
"http://foo.com/blah_blah",
`<p><a href="http://foo.com/blah_blah" rel="nofollow">http://foo.com/blah_blah</a></p>`)
test(
"http://foo.com/blah_blah/",
`<p><a href="http://foo.com/blah_blah/" rel="nofollow">http://foo.com/blah_blah/</a></p>`)
test(
"http://www.example.com/wpstyle/?p=364",
`<p><a href="http://www.example.com/wpstyle/?p=364" rel="nofollow">http://www.example.com/wpstyle/?p=364</a></p>`)
test(
"https://www.example.com/foo/?bar=baz&inga=42&quux",
`<p><a href="https://www.example.com/foo/?bar=baz&amp;inga=42&amp;quux" rel="nofollow">https://www.example.com/foo/?bar=baz&amp;inga=42&amp;quux</a></p>`)
test(
"http://142.42.1.1/",
`<p><a href="http://142.42.1.1/" rel="nofollow">http://142.42.1.1/</a></p>`)
test(
"https://github.com/go-gitea/gitea/?p=aaa/bbb.html#ccc-ddd",
`<p><a href="https://github.com/go-gitea/gitea/?p=aaa/bbb.html#ccc-ddd" rel="nofollow">https://github.com/go-gitea/gitea/?p=aaa/bbb.html#ccc-ddd</a></p>`)
test(
"https://en.wikipedia.org/wiki/URL_(disambiguation)",
`<p><a href="https://en.wikipedia.org/wiki/URL_(disambiguation)" rel="nofollow">https://en.wikipedia.org/wiki/URL_(disambiguation)</a></p>`)
test(
"https://foo_bar.example.com/",
`<p><a href="https://foo_bar.example.com/" rel="nofollow">https://foo_bar.example.com/</a></p>`)
test(
"https://stackoverflow.com/questions/2896191/what-is-go-used-fore",
`<p><a href="https://stackoverflow.com/questions/2896191/what-is-go-used-fore" rel="nofollow">https://stackoverflow.com/questions/2896191/what-is-go-used-fore</a></p>`)
test(
"https://username:password@gitea.com",
`<p><a href="https://username:password@gitea.com" rel="nofollow">https://username:password@gitea.com</a></p>`)
test(
"ftp://gitea.com/file.txt",
`<p><a href="ftp://gitea.com/file.txt" rel="nofollow">ftp://gitea.com/file.txt</a></p>`)
test(
"magnet:?xt=urn:btih:5dee65101db281ac9c46344cd6b175cdcadabcde&dn=download",
`<p><a href="magnet:?xt=urn:btih:5dee65101db281ac9c46344cd6b175cdcadabcde&amp;dn=download" rel="nofollow">magnet:?xt=urn:btih:5dee65101db281ac9c46344cd6b175cdcadabcde&amp;dn=download</a></p>`)
test(
`[link](https://example.com)`,
`<p><a href="https://example.com" rel="nofollow">link</a></p>`)
test(
`[link](mailto:test@example.com)`,
`<p><a href="mailto:test@example.com" rel="nofollow">link</a></p>`)
test(
`[link](javascript:xss)`,
`<p>link</p>`)
// Test that should *not* be turned into URL
test(
"www.example.com",
`<p>www.example.com</p>`)
test(
"example.com",
`<p>example.com</p>`)
test(
"test.example.com",
`<p>test.example.com</p>`)
test(
"http://",
`<p>http://</p>`)
test(
"https://",
`<p>https://</p>`)
test(
"://",
`<p>://</p>`)
test(
"www",
`<p>www</p>`)
test(
"ftps://gitea.com",
`<p>ftps://gitea.com</p>`)
t.Run("LinkEllipsis", func(t *testing.T) {
input := util.EllipsisDisplayString("http://10.1.2.3", 12)
assert.Equal(t, "http://10…", input)
test(input, "<p>http://10…</p>")
input = util.EllipsisDisplayString("http://10.1.2.3", 13)
assert.Equal(t, "http://10.…", input)
test(input, "<p>http://10.…</p>")
})
}
func TestRender_email(t *testing.T) {
setting.AppURL = markup.TestAppURL
defer testModule.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
test := func(input, expected string) {
res, err := markup.RenderString(markup.NewTestRenderContext().WithRelativePath("a.md"), input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(res), "input: %s", input)
}
// Text that should be turned into email link
test(
"info@gitea.com",
`<p><a href="mailto:info@gitea.com" rel="nofollow">info@gitea.com</a></p>`)
test(
"(info@gitea.com)",
`<p>(<a href="mailto:info@gitea.com" rel="nofollow">info@gitea.com</a>)</p>`)
test(
"[info@gitea.com]",
`<p>[<a href="mailto:info@gitea.com" rel="nofollow">info@gitea.com</a>]</p>`)
test(
"info@gitea.com.",
`<p><a href="mailto:info@gitea.com" rel="nofollow">info@gitea.com</a>.</p>`)
test(
"firstname+lastname@gitea.com",
`<p><a href="mailto:firstname+lastname@gitea.com" rel="nofollow">firstname+lastname@gitea.com</a></p>`)
test(
"send email to info@gitea.co.uk.",
`<p>send email to <a href="mailto:info@gitea.co.uk" rel="nofollow">info@gitea.co.uk</a>.</p>`)
test(
`j.doe@example.com,
j.doe@example.com.
j.doe@example.com;
j.doe@example.com?
j.doe@example.com!`,
`<p><a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>,
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>.
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>;
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>?
<a href="mailto:j.doe@example.com" rel="nofollow">j.doe@example.com</a>!</p>`)
// match GitHub behavior
test("email@domain@domain.com", `<p>email@<a href="mailto:domain@domain.com" rel="nofollow">domain@domain.com</a></p>`)
// match GitHub behavior
test(`"info@gitea.com"`, `<p>&#34;<a href="mailto:info@gitea.com" rel="nofollow">info@gitea.com</a>&#34;</p>`)
// Test that should *not* be turned into email links
test(
"/home/gitea/mailstore/info@gitea/com",
`<p>/home/gitea/mailstore/info@gitea/com</p>`)
test(
"git@try.gitea.io:go-gitea/gitea.git",
`<p>git@try.gitea.io:go-gitea/gitea.git</p>`)
test(
"https://foo:bar@gitea.io",
`<p><a href="https://foo:bar@gitea.io" rel="nofollow">https://foo:bar@gitea.io</a></p>`)
test(
"gitea@3",
`<p>gitea@3</p>`)
test(
"gitea@gmail.c",
`<p>gitea@gmail.c</p>`)
test(
"email@domain..com",
`<p>email@domain..com</p>`)
cases := []struct {
input, expected string
}{
// match GitHub behavior
{"?a@d.zz", `<p>?<a href="mailto:a@d.zz" rel="nofollow">a@d.zz</a></p>`},
{"*a@d.zz", `<p>*<a href="mailto:a@d.zz" rel="nofollow">a@d.zz</a></p>`},
{"~a@d.zz", `<p>~<a href="mailto:a@d.zz" rel="nofollow">a@d.zz</a></p>`},
// the following cases don't match GitHub behavior, but they are valid email addresses ...
// maybe we should reduce the candidate characters for the "name" part in the future
{"a*a@d.zz", `<p><a href="mailto:a*a@d.zz" rel="nofollow">a*a@d.zz</a></p>`},
{"a~a@d.zz", `<p><a href="mailto:a~a@d.zz" rel="nofollow">a~a@d.zz</a></p>`},
}
for _, c := range cases {
test(c.input, c.expected)
}
}
func TestRender_emoji(t *testing.T) {
setting.AppURL = markup.TestAppURL
setting.StaticURLPrefix = markup.TestAppURL
test := func(input, expected string) {
expected = strings.ReplaceAll(expected, "&", "&amp;")
buffer, err := markup.RenderString(markup.NewTestRenderContext().WithRelativePath("a.md"), input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(buffer))
}
// Make sure we can successfully match every emoji in our dataset with regex
for i := range emoji.GemojiData {
test(
emoji.GemojiData[i].Emoji,
`<p><span class="emoji" aria-label="`+emoji.GemojiData[i].Description+`">`+emoji.GemojiData[i].Emoji+`</span></p>`)
}
for i := range emoji.GemojiData {
test(
":"+emoji.GemojiData[i].Aliases[0]+":",
`<p><span class="emoji" aria-label="`+emoji.GemojiData[i].Description+`">`+emoji.GemojiData[i].Emoji+`</span></p>`)
}
// Text that should be turned into or recognized as emoji
test(
":gitea:",
`<p><span class="emoji" aria-label="gitea"><img alt=":gitea:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/gitea.png"/></span></p>`)
test(
":custom-emoji:",
`<p>:custom-emoji:</p>`)
setting.UI.CustomEmojisMap["custom-emoji"] = ":custom-emoji:"
test(
":custom-emoji:",
`<p><span class="emoji" aria-label="custom-emoji"><img alt=":custom-emoji:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/custom-emoji.png"/></span></p>`)
test(
"这是字符:1::+1: some🐊 \U0001f44d:custom-emoji: :gitea:",
`<p>这是字符:1:<span class="emoji" aria-label="thumbs up">👍</span> some<span class="emoji" aria-label="crocodile">🐊</span> `+
`<span class="emoji" aria-label="thumbs up">👍</span><span class="emoji" aria-label="custom-emoji"><img alt=":custom-emoji:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/custom-emoji.png"/></span> `+
`<span class="emoji" aria-label="gitea"><img alt=":gitea:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/gitea.png"/></span></p>`)
test(
"Some text with 😄 in the middle",
`<p>Some text with <span class="emoji" aria-label="grinning face with smiling eyes">😄</span> in the middle</p>`)
test(
"Some text with :smile: in the middle",
`<p>Some text with <span class="emoji" aria-label="grinning face with smiling eyes">😄</span> in the middle</p>`)
test(
"Some text with 😄😄 2 emoji next to each other",
`<p>Some text with <span class="emoji" aria-label="grinning face with smiling eyes">😄</span><span class="emoji" aria-label="grinning face with smiling eyes">😄</span> 2 emoji next to each other</p>`)
test(
"😎🤪🔐🤑❓",
`<p><span class="emoji" aria-label="smiling face with sunglasses">😎</span><span class="emoji" aria-label="zany face">🤪</span><span class="emoji" aria-label="locked with key">🔐</span><span class="emoji" aria-label="money-mouth face">🤑</span><span class="emoji" aria-label="red question mark">❓</span></p>`)
// should match nothing
test(":100:200", `<p>:100:200</p>`)
test("std::thread::something", `<p>std::thread::something</p>`)
test(":not exist:", `<p>:not exist:</p>`)
}
func TestRender_ShortLinks(t *testing.T) {
setting.AppURL = markup.TestAppURL
tree := util.URLJoin(markup.TestRepoURL, "src", "master")
test := func(input, expected string) {
buffer, err := markdown.RenderString(markup.NewTestRenderContext(tree), input)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(string(buffer)))
}
url := util.URLJoin(tree, "Link")
otherURL := util.URLJoin(tree, "Other-Link")
encodedURL := util.URLJoin(tree, "Link%3F")
imgurl := util.URLJoin(tree, "Link.jpg")
otherImgurl := util.URLJoin(tree, "Link+Other.jpg")
encodedImgurl := util.URLJoin(tree, "Link+%23.jpg")
notencodedImgurl := util.URLJoin(tree, "some", "path", "Link+#.jpg")
renderableFileURL := util.URLJoin(tree, "markdown_file.md")
unrenderableFileURL := util.URLJoin(tree, "file.zip")
favicon := "http://google.com/favicon.ico"
test(
"[[Link]]",
`<p><a href="`+url+`" rel="nofollow">Link</a></p>`,
)
test(
"[[Link.-]]",
`<p><a href="http://localhost:3000/test-owner/test-repo/src/master/Link.-" rel="nofollow">Link.-</a></p>`,
)
test(
"[[Link.jpg]]",
`<p><a href="`+imgurl+`" rel="nofollow"><img src="`+imgurl+`" title="Link.jpg" alt="Link.jpg"/></a></p>`,
)
test(
"[["+favicon+"]]",
`<p><a href="`+favicon+`" rel="nofollow"><img src="`+favicon+`" title="favicon.ico" alt="`+favicon+`"/></a></p>`,
)
test(
"[[Name|Link]]",
`<p><a href="`+url+`" rel="nofollow">Name</a></p>`,
)
test(
"[[Name|Link.jpg]]",
`<p><a href="`+imgurl+`" rel="nofollow"><img src="`+imgurl+`" title="Name" alt="Name"/></a></p>`,
)
test(
"[[Name|Link.jpg|alt=AltName]]",
`<p><a href="`+imgurl+`" rel="nofollow"><img src="`+imgurl+`" title="AltName" alt="AltName"/></a></p>`,
)
test(
"[[Name|Link.jpg|title=Title]]",
`<p><a href="`+imgurl+`" rel="nofollow"><img src="`+imgurl+`" title="Title" alt="Title"/></a></p>`,
)
test(
"[[Name|Link.jpg|alt=AltName|title=Title]]",
`<p><a href="`+imgurl+`" rel="nofollow"><img src="`+imgurl+`" title="Title" alt="AltName"/></a></p>`,
)
test(
"[[Name|Link.jpg|alt=\"AltName\"|title='Title']]",
`<p><a href="`+imgurl+`" rel="nofollow"><img src="`+imgurl+`" title="Title" alt="AltName"/></a></p>`,
)
test(
"[[Name|Link Other.jpg|alt=\"AltName\"|title='Title']]",
`<p><a href="`+otherImgurl+`" rel="nofollow"><img src="`+otherImgurl+`" title="Title" alt="AltName"/></a></p>`,
)
test(
"[[Link]] [[Other Link]]",
`<p><a href="`+url+`" rel="nofollow">Link</a> <a href="`+otherURL+`" rel="nofollow">Other Link</a></p>`,
)
test(
"[[Link?]]",
`<p><a href="`+encodedURL+`" rel="nofollow">Link?</a></p>`,
)
test(
"[[Link]] [[Other Link]] [[Link?]]",
`<p><a href="`+url+`" rel="nofollow">Link</a> <a href="`+otherURL+`" rel="nofollow">Other Link</a> <a href="`+encodedURL+`" rel="nofollow">Link?</a></p>`,
)
test(
"[[markdown_file.md]]",
`<p><a href="`+renderableFileURL+`" rel="nofollow">markdown_file.md</a></p>`,
)
test(
"[[file.zip]]",
`<p><a href="`+unrenderableFileURL+`" rel="nofollow">file.zip</a></p>`,
)
test(
"[[Link #.jpg]]",
`<p><a href="`+encodedImgurl+`" rel="nofollow"><img src="`+encodedImgurl+`" title="Link #.jpg" alt="Link #.jpg"/></a></p>`,
)
test(
"[[Name|Link #.jpg|alt=\"AltName\"|title='Title']]",
`<p><a href="`+encodedImgurl+`" rel="nofollow"><img src="`+encodedImgurl+`" title="Title" alt="AltName"/></a></p>`,
)
test(
"[[some/path/Link #.jpg]]",
`<p><a href="`+notencodedImgurl+`" rel="nofollow"><img src="`+notencodedImgurl+`" title="Link #.jpg" alt="some/path/Link #.jpg"/></a></p>`,
)
test(
"<p><a href=\"https://example.org\">[[foobar]]</a></p>",
`<p><a href="https://example.org" rel="nofollow">[[foobar]]</a></p>`,
)
}
func Test_ParseClusterFuzz(t *testing.T) {
setting.AppURL = markup.TestAppURL
localMetas := map[string]string{"user": "go-gitea", "repo": "gitea"}
data := "<A><maTH><tr><MN><bodY ÿ><temPlate></template><tH><tr></A><tH><d<bodY "
var res strings.Builder
err := markup.PostProcessDefault(markup.NewTestRenderContext(localMetas), strings.NewReader(data), &res)
assert.NoError(t, err)
assert.NotContains(t, res.String(), "<html")
data = "<!DOCTYPE html>\n<A><maTH><tr><MN><bodY ÿ><temPlate></template><tH><tr></A><tH><d<bodY "
res.Reset()
err = markup.PostProcessDefault(markup.NewTestRenderContext(localMetas), strings.NewReader(data), &res)
assert.NoError(t, err)
assert.NotContains(t, res.String(), "<html")
}
func TestPostProcess(t *testing.T) {
setting.StaticURLPrefix = markup.TestAppURL // can't run standalone
defer testModule.MockVariableValue(&markup.RenderBehaviorForTesting.DisableAdditionalAttributes, true)()
test := func(input, expected string) {
var res strings.Builder
err := markup.PostProcessDefault(markup.NewTestRenderContext(markup.TestAppURL, map[string]string{"user": "go-gitea", "repo": "gitea"}), strings.NewReader(input), &res)
assert.NoError(t, err)
assert.Equal(t, strings.TrimSpace(expected), strings.TrimSpace(res.String()))
}
// Issue index shouldn't be post-processing in a document.
test(
"#1",
"#1")
// But cross-referenced issue index should work.
test(
"go-gitea/gitea#12345",
`<a href="/go-gitea/gitea/issues/12345" class="ref-issue">go-gitea/gitea#12345</a>`)
// Test that other post-processing still works.
test(
":gitea:",
`<span class="emoji" aria-label="gitea"><img alt=":gitea:" src="`+setting.StaticURLPrefix+`/assets/img/emoji/gitea.png"/></span>`)
test(
"Some text with 😄 in the middle",
`Some text with <span class="emoji" aria-label="grinning face with smiling eyes">😄</span> in the middle`)
test("http://localhost:3000/person/repo/issues/4#issuecomment-1234",
`<a href="http://localhost:3000/person/repo/issues/4#issuecomment-1234" class="ref-issue">person/repo#4 (comment)</a>`)
// special tags, GitHub's behavior, and for unclosed tags, output as text content as much as possible
test("<script>a", `&lt;script&gt;a`)
test("<script>a</script>", `&lt;script&gt;a&lt;/script&gt;`)
test("<STYLE>a", `&lt;STYLE&gt;a`)
test("<style>a</STYLE>", `&lt;style&gt;a&lt;/STYLE&gt;`)
// other special tags, our special behavior
test("<?php\nfoo", "&lt;?php\nfoo")
test("<%asp\nfoo", "&lt;%asp\nfoo")
}
func TestIssue16020(t *testing.T) {
setting.AppURL = markup.TestAppURL
localMetas := map[string]string{
"user": "go-gitea",
"repo": "gitea",
}
data := `<img src="data:image/png;base64,i//V"/>`
var res strings.Builder
err := markup.PostProcessDefault(markup.NewTestRenderContext(localMetas), strings.NewReader(data), &res)
assert.NoError(t, err)
assert.Equal(t, data, res.String())
}
func BenchmarkEmojiPostprocess(b *testing.B) {
data := "🥰 "
for len(data) < 1<<16 {
data += data
}
b.ResetTimer()
for b.Loop() {
var res strings.Builder
err := markup.PostProcessDefault(markup.NewTestRenderContext(localMetas), strings.NewReader(data), &res)
assert.NoError(b, err)
}
}
func TestFuzz(t *testing.T) {
s := "t/l/issues/8#/../../a"
renderContext := markup.NewTestRenderContext()
err := markup.PostProcessDefault(renderContext, strings.NewReader(s), io.Discard)
assert.NoError(t, err)
}
func TestIssue18471(t *testing.T) {
data := `http://domain/org/repo/compare/783b039...da951ce`
var res strings.Builder
err := markup.PostProcessDefault(markup.NewTestRenderContext(localMetas), strings.NewReader(data), &res)
assert.NoError(t, err)
assert.Equal(t, `<a href="http://domain/org/repo/compare/783b039...da951ce" class="compare"><code>783b039...da951ce</code></a>`, res.String())
}
func TestIsFullURL(t *testing.T) {
assert.True(t, markup.IsFullURLString("https://example.com"))
assert.True(t, markup.IsFullURLString("mailto:test@example.com"))
assert.True(t, markup.IsFullURLString("data:image/11111"))
assert.False(t, markup.IsFullURLString("/foo:bar"))
}