// 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" "github.com/spf13/viper" "github.com/stretchr/testify/require" ) // 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) { assert := require.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, "", `(?s)^
\n?.*?\n?
\n?$`}, {false, "", `(?s)^.*?\n$`}, } 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) c, err := NewContentSpec(v) assert.NoError(err) result := c.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 = c.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, `

TODO:

END

`}, {`- [x] On1`, false, ` `}, {`* [ ] Off END`, true, `

END

`}, } { 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) } } }