// Copyright 2015 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 (
"html/template"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
const tstHTMLContent = "content foobar. Follow up
This is some text. And some more.
"
func TestStripHTML(t *testing.T) {
type test struct {
input, expected string
}
data := []test{
{"
strip h1 tag
", "strip h1 tag "},
{"
strip p tag
", " strip p tag \n"},
{" strip br ", " strip br\n"},
{" strip br2 ", " strip br2\n"},
{"This is a\nnewline", "This is a newline"},
}
for i, d := range data {
output := StripHTML(d.input)
if d.expected != output {
t.Errorf("Test %d failed. Expected %q got %q", i, d.expected, output)
}
}
}
func BenchmarkStripHTML(b *testing.B) {
b.ResetTimer()
for i := 0; i < b.N; i++ {
StripHTML(tstHTMLContent)
}
}
func TestStripEmptyNav(t *testing.T) {
cleaned := StripEmptyNav([]byte("do\n\nbedobedo"))
assert.Equal(t, []byte("dobedobedo"), cleaned)
}
func TestBytesToHTML(t *testing.T) {
assert.Equal(t, template.HTML("dobedobedo"), BytesToHTML([]byte("dobedobedo")))
}
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\n ", "This is not a", 4, true},
}
for i, d := range data {
output, truncated := TruncateWordsToWholeSentence(strings.Fields(d.input), d.max)
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 {
output, truncated := TruncateWordsByRune(strings.Fields(d.input), d.max)
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)
}
}
}