1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
// Copyright 2023 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_test
import (
"bytes"
"html/template"
"strings"
"testing"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/config"
"github.com/gohugoio/hugo/helpers"
)
const tstHTMLContent = "<!DOCTYPE html><html><head><script src=\"http://two/foobar.js\"></script></head><body><nav><ul><li hugo-nav=\"section_0\"></li><li hugo-nav=\"section_1\"></li></ul></nav><article>content <a href=\"http://two/foobar\">foobar</a>. Follow up</article><p>This is some text.<br>And some more.</p></body></html>"
func TestTrimShortHTML(t *testing.T) {
tests := []struct {
input, output []byte
}{
{[]byte(""), []byte("")},
{[]byte("Plain text"), []byte("Plain text")},
{[]byte(" \t\n Whitespace text\n\n"), []byte("Whitespace text")},
{[]byte("<p>Simple paragraph</p>"), []byte("Simple paragraph")},
{[]byte("\n \n \t <p> \t Whitespace\nHTML \n\t </p>\n\t"), []byte("Whitespace\nHTML")},
{[]byte("<p>Multiple</p><p>paragraphs</p>"), []byte("<p>Multiple</p><p>paragraphs</p>")},
{[]byte("<p>Nested<p>paragraphs</p></p>"), []byte("<p>Nested<p>paragraphs</p></p>")},
{[]byte("<p>Hello</p>\n<ul>\n<li>list1</li>\n<li>list2</li>\n</ul>"), []byte("<p>Hello</p>\n<ul>\n<li>list1</li>\n<li>list2</li>\n</ul>")},
}
c := newTestContentSpec(nil)
for i, test := range tests {
output := c.TrimShortHTML(test.input)
if !bytes.Equal(test.output, output) {
t.Errorf("Test %d failed. Expected %q got %q", i, test.output, output)
}
}
}
func TestBytesToHTML(t *testing.T) {
c := qt.New(t)
c.Assert(helpers.BytesToHTML([]byte("dobedobedo")), qt.Equals, template.HTML("dobedobedo"))
}
var benchmarkTruncateString = strings.Repeat("This is a sentence about nothing.", 20)
func BenchmarkTestTruncateWordsToWholeSentence(b *testing.B) {
c := newTestContentSpec(nil)
b.ResetTimer()
for i := 0; i < b.N; i++ {
c.TruncateWordsToWholeSentence(benchmarkTruncateString)
}
}
func TestTruncateWordsToWholeSentence(t *testing.T) {
type test struct {
input, expected string
max int
truncated bool
}
data := []test{
{"a b c", "a b c", 12, false},
{"a b c", "a b c", 3, false},
{"a", "a", 1, false},
{"This is a sentence.", "This is a sentence.", 5, false},
{"This is also a sentence!", "This is also a sentence!", 1, false},
{"To be. Or not to be. That's the question.", "To be.", 1, true},
{" \nThis is not a sentence\nAnd this is another", "This is not a sentence", 4, true},
{"", "", 10, false},
{"This... is a more difficult test?", "This... is a more difficult test?", 1, false},
}
for i, d := range data {
cfg := config.New()
cfg.Set("summaryLength", d.max)
c := newTestContentSpec(cfg)
output, truncated := c.TruncateWordsToWholeSentence(d.input)
if d.expected != output {
t.Errorf("Test %d failed. Expected %q got %q", i, d.expected, output)
}
if d.truncated != truncated {
t.Errorf("Test %d failed. Expected truncated=%t got %t", i, d.truncated, truncated)
}
}
}
func TestTruncateWordsByRune(t *testing.T) {
type test struct {
input, expected string
max int
truncated bool
}
data := []test{
{"", "", 1, false},
{"a b c", "a b c", 12, false},
{"a b c", "a b c", 3, false},
{"a", "a", 1, false},
{"Hello 中国", "", 0, true},
{"这是中文,全中文。", "这是中文,", 5, true},
{"Hello 中国", "Hello 中", 2, true},
{"Hello 中国", "Hello 中国", 3, false},
{"Hello中国 Good 好的", "Hello中国 Good 好", 9, true},
{"This is a sentence.", "This is", 2, true},
{"This is also a sentence!", "This", 1, true},
{"To be. Or not to be. That's the question.", "To be. Or not", 4, true},
{" \nThis is not a sentence\n ", "This is not", 3, true},
}
for i, d := range data {
cfg := config.New()
cfg.Set("summaryLength", d.max)
c := newTestContentSpec(cfg)
output, truncated := c.TruncateWordsByRune(strings.Fields(d.input))
if d.expected != output {
t.Errorf("Test %d failed. Expected %q got %q", i, d.expected, output)
}
if d.truncated != truncated {
t.Errorf("Test %d failed. Expected truncated=%t got %t", i, d.truncated, truncated)
}
}
}
func TestExtractTOCNormalContent(t *testing.T) {
content := []byte("<nav>\n<ul>\nTOC<li><a href=\"#")
actualTocLessContent, actualToc := helpers.ExtractTOC(content)
expectedTocLess := []byte("TOC<li><a href=\"#")
expectedToc := []byte("<nav id=\"TableOfContents\">\n<ul>\n")
if !bytes.Equal(actualTocLessContent, expectedTocLess) {
t.Errorf("Actual tocless (%s) did not equal expected (%s) tocless content", actualTocLessContent, expectedTocLess)
}
if !bytes.Equal(actualToc, expectedToc) {
t.Errorf("Actual toc (%s) did not equal expected (%s) toc content", actualToc, expectedToc)
}
}
func TestExtractTOCGreaterThanSeventy(t *testing.T) {
content := []byte("<nav>\n<ul>\nTOC This is a very long content which will definitely be greater than seventy, I promise you that.<li><a href=\"#")
actualTocLessContent, actualToc := helpers.ExtractTOC(content)
// Because the start of Toc is greater than 70+startpoint of <li> content and empty TOC will be returned
expectedToc := []byte("")
if !bytes.Equal(actualTocLessContent, content) {
t.Errorf("Actual tocless (%s) did not equal expected (%s) tocless content", actualTocLessContent, content)
}
if !bytes.Equal(actualToc, expectedToc) {
t.Errorf("Actual toc (%s) did not equal expected (%s) toc content", actualToc, expectedToc)
}
}
func TestExtractNoTOC(t *testing.T) {
content := []byte("TOC")
actualTocLessContent, actualToc := helpers.ExtractTOC(content)
expectedToc := []byte("")
if !bytes.Equal(actualTocLessContent, content) {
t.Errorf("Actual tocless (%s) did not equal expected (%s) tocless content", actualTocLessContent, content)
}
if !bytes.Equal(actualToc, expectedToc) {
t.Errorf("Actual toc (%s) did not equal expected (%s) toc con
|