ref: 36d749f4ea2adb0fdcad2c411f3ca97c7a165e04
dir: /helpers/content_renderer_test.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 helpers
import (
"bytes"
"regexp"
"testing"
qt "github.com/frankban/quicktest"
"github.com/spf13/viper"
)
// Renders a codeblock using Blackfriday
func (c ContentSpec) render(input string) string {
ctx := &RenderingContext{Cfg: c.Cfg, Config: c.BlackFriday}
render := c.getHTMLRenderer(0, ctx)
buf := &bytes.Buffer{}
render.BlockCode(buf, []byte(input), "html")
return buf.String()
}
// Renders a codeblock using Mmark
func (c ContentSpec) renderWithMmark(input string) string {
ctx := &RenderingContext{Cfg: c.Cfg, Config: c.BlackFriday}
render := c.getMmarkHTMLRenderer(0, ctx)
buf := &bytes.Buffer{}
render.BlockCode(buf, []byte(input), "html", []byte(""), false, false)
return buf.String()
}
func TestCodeFence(t *testing.T) {
c := qt.New(t)
type test struct {
enabled bool
input, expected string
}
// Pygments 2.0 and 2.1 have slightly different outputs so only do partial matching
data := []test{
{true, "<html></html>", `(?s)^<div class="highlight">\n?<pre.*><code class="language-html" data-lang="html">.*?</code></pre>\n?</div>\n?$`},
{false, "<html></html>", `(?s)^<pre.*><code class="language-html">.*?</code></pre>\n$`},
}
for _, useClassic := range []bool{false, true} {
for i, d := range data {
v := viper.New()
v.Set("pygmentsStyle", "monokai")
v.Set("pygmentsUseClasses", true)
v.Set("pygmentsCodeFences", d.enabled)
v.Set("pygmentsUseClassic", useClassic)
cs, err := NewContentSpec(v)
c.Assert(err, qt.IsNil)
result := cs.render(d.input)
expectedRe, err := regexp.Compile(d.expected)
if err != nil {
t.Fatal("Invalid regexp", err)
}
matched := expectedRe.MatchString(result)
if !matched {
t.Errorf("Test %d failed. BlackFriday enabled:%t, Expected:\n%q got:\n%q", i, d.enabled, d.expected, result)
}
result = cs.renderWithMmark(d.input)
matched = expectedRe.MatchString(result)
if !matched {
t.Errorf("Test %d failed. Mmark enabled:%t, Expected:\n%q got:\n%q", i, d.enabled, d.expected, result)
}
}
}
}
func TestBlackfridayTaskList(t *testing.T) {
c := newTestContentSpec()
for i, this := range []struct {
markdown string
taskListEnabled bool
expect string
}{
{`
TODO:
- [x] On1
- [X] On2
- [ ] Off
END
`, true, `<p>TODO:</p>
<ul class="task-list">
<li><label><input type="checkbox" checked disabled class="task-list-item"> On1</label></li>
<li><label><input type="checkbox" checked disabled class="task-list-item"> On2</label></li>
<li><label><input type="checkbox" disabled class="task-list-item"> Off</label></li>
</ul>
<p>END</p>
`},
{`- [x] On1`, false, `<ul>
<li>[x] On1</li>
</ul>
`},
{`* [ ] Off
END`, true, `<ul class="task-list">
<li><label><input type="checkbox" disabled class="task-list-item"> Off</label></li>
</ul>
<p>END</p>
`},
} {
blackFridayConfig := c.BlackFriday
blackFridayConfig.TaskLists = this.taskListEnabled
ctx := &RenderingContext{Content: []byte(this.markdown), PageFmt: "markdown", Config: blackFridayConfig}
result := string(c.RenderBytes(ctx))
if result != this.expect {
t.Errorf("[%d] got \n%v but expected \n%v", i, result, this.expect)
}
}
}