hugo/markup/blackfriday/convert_test.go
2020-01-05 11:56:05 +01:00

223 lines
6.2 KiB
Go

// Copyright 2019 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package blackfriday
import (
"testing"
"github.com/spf13/viper"
"github.com/gohugoio/hugo/markup/converter"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/markup/blackfriday/blackfriday_config"
"github.com/russross/blackfriday"
)
func TestGetMarkdownExtensionsMasksAreRemovedFromExtensions(t *testing.T) {
b := blackfriday_config.Default
b.Extensions = []string{"headerId"}
b.ExtensionsMask = []string{"noIntraEmphasis"}
actualFlags := getMarkdownExtensions(b)
if actualFlags&blackfriday.EXTENSION_NO_INTRA_EMPHASIS == blackfriday.EXTENSION_NO_INTRA_EMPHASIS {
t.Errorf("Masked out flag {%v} found amongst returned extensions.", blackfriday.EXTENSION_NO_INTRA_EMPHASIS)
}
}
func TestGetMarkdownExtensionsByDefaultAllExtensionsAreEnabled(t *testing.T) {
type data struct {
testFlag int
}
b := blackfriday_config.Default
b.Extensions = []string{""}
b.ExtensionsMask = []string{""}
allExtensions := []data{
{blackfriday.EXTENSION_NO_INTRA_EMPHASIS},
{blackfriday.EXTENSION_TABLES},
{blackfriday.EXTENSION_FENCED_CODE},
{blackfriday.EXTENSION_AUTOLINK},
{blackfriday.EXTENSION_STRIKETHROUGH},
// {blackfriday.EXTENSION_LAX_HTML_BLOCKS},
{blackfriday.EXTENSION_SPACE_HEADERS},
// {blackfriday.EXTENSION_HARD_LINE_BREAK},
// {blackfriday.EXTENSION_TAB_SIZE_EIGHT},
{blackfriday.EXTENSION_FOOTNOTES},
// {blackfriday.EXTENSION_NO_EMPTY_LINE_BEFORE_BLOCK},
{blackfriday.EXTENSION_HEADER_IDS},
// {blackfriday.EXTENSION_TITLEBLOCK},
{blackfriday.EXTENSION_AUTO_HEADER_IDS},
{blackfriday.EXTENSION_BACKSLASH_LINE_BREAK},
{blackfriday.EXTENSION_DEFINITION_LISTS},
}
actualFlags := getMarkdownExtensions(b)
for _, e := range allExtensions {
if actualFlags&e.testFlag != e.testFlag {
t.Errorf("Flag %v was not found in the list of extensions.", e)
}
}
}
func TestGetMarkdownExtensionsAddingFlagsThroughRenderingContext(t *testing.T) {
b := blackfriday_config.Default
b.Extensions = []string{"definitionLists"}
b.ExtensionsMask = []string{""}
actualFlags := getMarkdownExtensions(b)
if actualFlags&blackfriday.EXTENSION_DEFINITION_LISTS != blackfriday.EXTENSION_DEFINITION_LISTS {
t.Errorf("Masked out flag {%v} found amongst returned extensions.", blackfriday.EXTENSION_DEFINITION_LISTS)
}
}
func TestGetFlags(t *testing.T) {
b := blackfriday_config.Default
flags := getFlags(false, b)
if flags&blackfriday.HTML_USE_XHTML != blackfriday.HTML_USE_XHTML {
t.Errorf("Test flag: %d was not found amongs set flags:%d; Result: %d", blackfriday.HTML_USE_XHTML, flags, flags&blackfriday.HTML_USE_XHTML)
}
}
func TestGetAllFlags(t *testing.T) {
c := qt.New(t)
b := blackfriday_config.Default
type data struct {
testFlag int
}
allFlags := []data{
{blackfriday.HTML_USE_XHTML},
{blackfriday.HTML_FOOTNOTE_RETURN_LINKS},
{blackfriday.HTML_USE_SMARTYPANTS},
{blackfriday.HTML_SMARTYPANTS_QUOTES_NBSP},
{blackfriday.HTML_SMARTYPANTS_ANGLED_QUOTES},
{blackfriday.HTML_SMARTYPANTS_FRACTIONS},
{blackfriday.HTML_HREF_TARGET_BLANK},
{blackfriday.HTML_NOFOLLOW_LINKS},
{blackfriday.HTML_NOREFERRER_LINKS},
{blackfriday.HTML_SMARTYPANTS_DASHES},
{blackfriday.HTML_SMARTYPANTS_LATEX_DASHES},
}
b.AngledQuotes = true
b.Fractions = true
b.HrefTargetBlank = true
b.NofollowLinks = true
b.NoreferrerLinks = true
b.LatexDashes = true
b.PlainIDAnchors = true
b.SmartDashes = true
b.Smartypants = true
b.SmartypantsQuotesNBSP = true
actualFlags := getFlags(false, b)
var expectedFlags int
//OR-ing flags together...
for _, d := range allFlags {
expectedFlags |= d.testFlag
}
c.Assert(actualFlags, qt.Equals, expectedFlags)
}
func TestConvert(t *testing.T) {
c := qt.New(t)
p, err := Provider.New(converter.ProviderConfig{
Cfg: viper.New(),
})
c.Assert(err, qt.IsNil)
conv, err := p.New(converter.DocumentContext{})
c.Assert(err, qt.IsNil)
b, err := conv.Convert(converter.RenderContext{Src: []byte("testContent")})
c.Assert(err, qt.IsNil)
c.Assert(string(b.Bytes()), qt.Equals, "<p>testContent</p>\n")
}
func TestGetHTMLRendererAnchors(t *testing.T) {
c := qt.New(t)
p, err := Provider.New(converter.ProviderConfig{
Cfg: viper.New(),
})
c.Assert(err, qt.IsNil)
conv, err := p.New(converter.DocumentContext{
DocumentID: "testid",
ConfigOverrides: map[string]interface{}{
"plainIDAnchors": false,
"footnotes": true,
},
})
c.Assert(err, qt.IsNil)
b, err := conv.Convert(converter.RenderContext{Src: []byte(`# Header
This is a footnote.[^1] And then some.
[^1]: Footnote text.
`)})
c.Assert(err, qt.IsNil)
s := string(b.Bytes())
c.Assert(s, qt.Contains, "<h1 id=\"header:testid\">Header</h1>")
c.Assert(s, qt.Contains, "This is a footnote.<sup class=\"footnote-ref\" id=\"fnref:testid:1\"><a href=\"#fn:testid:1\">1</a></sup>")
c.Assert(s, qt.Contains, "<a class=\"footnote-return\" href=\"#fnref:testid:1\"><sup>[return]</sup></a>")
}
// Tests borrowed from https://github.com/russross/blackfriday/blob/a925a152c144ea7de0f451eaf2f7db9e52fa005a/block_test.go#L1817
func TestSanitizedAnchorName(t *testing.T) {
tests := []struct {
text string
want string
}{
{
text: "This is a header",
want: "this-is-a-header",
},
{
text: "This is also a header",
want: "this-is-also-a-header",
},
{
text: "main.go",
want: "main-go",
},
{
text: "Article 123",
want: "article-123",
},
{
text: "<- Let's try this, shall we?",
want: "let-s-try-this-shall-we",
},
{
text: " ",
want: "",
},
{
text: "Hello, 世界",
want: "hello-世界",
},
}
for _, test := range tests {
if got := SanitizedAnchorName(test.text); got != test.want {
t.Errorf("SanitizedAnchorName(%q):\ngot %q\nwant %q", test.text, got, test.want)
}
}
}