mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-07 20:30:36 -05:00
113 lines
4.2 KiB
Go
113 lines
4.2 KiB
Go
// Copyright 2018 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package pageparser
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import (
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"fmt"
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"reflect"
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"strings"
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"testing"
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)
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type lexerTest struct {
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name string
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input string
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items []Item
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}
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func nti(tp ItemType, val string) Item {
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return Item{tp, 0, []byte(val)}
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}
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var (
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tstJSON = `{ "a": { "b": "\"Hugo\"}" } }`
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tstFrontMatterTOML = nti(TypeFrontMatterTOML, "\nfoo = \"bar\"\n")
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tstFrontMatterYAML = nti(TypeFrontMatterYAML, "\nfoo: \"bar\"\n")
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tstFrontMatterYAMLCRLF = nti(TypeFrontMatterYAML, "\r\nfoo: \"bar\"\r\n")
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tstFrontMatterJSON = nti(TypeFrontMatterJSON, tstJSON+"\r\n")
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tstSomeText = nti(tText, "\nSome text.\n")
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tstSummaryDivider = nti(TypeLeadSummaryDivider, "<!--more-->")
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tstSummaryDividerOrg = nti(TypeSummaryDividerOrg, "# more")
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tstORG = `
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#+TITLE: T1
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#+AUTHOR: A1
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#+DESCRIPTION: D1
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`
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tstFrontMatterORG = nti(TypeFrontMatterORG, tstORG)
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)
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var crLfReplacer = strings.NewReplacer("\r", "#", "\n", "$")
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// TODO(bep) a way to toggle ORG mode vs the rest.
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var frontMatterTests = []lexerTest{
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{"empty", "", []Item{tstEOF}},
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{"Byte order mark", "\ufeff\nSome text.\n", []Item{nti(TypeIgnore, "\ufeff"), tstSomeText, tstEOF}},
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{"HTML Document", ` <html> `, []Item{nti(TypeHTMLDocument, " <html> "), tstEOF}},
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{"HTML Document 2", `<html><h1>Hugo Rocks</h1></html>`, []Item{nti(TypeHTMLDocument, "<html><h1>Hugo Rocks</h1></html>"), tstEOF}},
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{"No front matter", "\nSome text.\n", []Item{tstSomeText, tstEOF}},
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{"YAML front matter", "---\nfoo: \"bar\"\n---\n\nSome text.\n", []Item{tstFrontMatterYAML, tstSomeText, tstEOF}},
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{"YAML empty front matter", "---\n---\n\nSome text.\n", []Item{nti(TypeFrontMatterYAML, "\n"), tstSomeText, tstEOF}},
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{"YAML commented out front matter", "<!--\n---\nfoo: \"bar\"\n---\n-->\nSome text.\n", []Item{nti(TypeHTMLComment, "<!--\n---\nfoo: \"bar\"\n---\n-->"), tstSomeText, tstEOF}},
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// Note that we keep all bytes as they are, but we need to handle CRLF
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{"YAML front matter CRLF", "---\r\nfoo: \"bar\"\r\n---\n\nSome text.\n", []Item{tstFrontMatterYAMLCRLF, tstSomeText, tstEOF}},
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{"TOML front matter", "+++\nfoo = \"bar\"\n+++\n\nSome text.\n", []Item{tstFrontMatterTOML, tstSomeText, tstEOF}},
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{"JSON front matter", tstJSON + "\r\n\nSome text.\n", []Item{tstFrontMatterJSON, tstSomeText, tstEOF}},
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{"ORG front matter", tstORG + "\nSome text.\n", []Item{tstFrontMatterORG, tstSomeText, tstEOF}},
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{"Summary divider ORG", tstORG + "\nSome text.\n# more\nSome text.\n", []Item{tstFrontMatterORG, tstSomeText, tstSummaryDividerOrg, tstSomeText, tstEOF}},
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{"Summary divider", "+++\nfoo = \"bar\"\n+++\n\nSome text.\n<!--more-->\nSome text.\n", []Item{tstFrontMatterTOML, tstSomeText, tstSummaryDivider, tstSomeText, tstEOF}},
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}
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func TestFrontMatter(t *testing.T) {
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t.Parallel()
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for i, test := range frontMatterTests {
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items := collect([]byte(test.input), false, lexIntroSection)
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if !equal(items, test.items) {
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got := crLfReplacer.Replace(fmt.Sprint(items))
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expected := crLfReplacer.Replace(fmt.Sprint(test.items))
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t.Errorf("[%d] %s: got\n\t%v\nexpected\n\t%v", i, test.name, got, expected)
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}
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}
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}
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func collect(input []byte, skipFrontMatter bool, stateStart stateFunc) (items []Item) {
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l := newPageLexer(input, 0, stateStart)
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l.run()
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t := l.newIterator()
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for {
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item := t.Next()
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items = append(items, item)
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if item.Type == tEOF || item.Type == tError {
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break
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}
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}
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return
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}
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// no positional checking, for now ...
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func equal(i1, i2 []Item) bool {
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if len(i1) != len(i2) {
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return false
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}
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for k := range i1 {
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if i1[k].Type != i2[k].Type {
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return false
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}
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if !reflect.DeepEqual(i1[k].Val, i2[k].Val) {
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return false
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}
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}
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return true
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}
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