livereloadinject_test.go (1853B)
1 // Copyright 2018 The Hugo Authors. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13
14 package livereloadinject
15
16 import (
17 "bytes"
18 "net/url"
19 "strings"
20 "testing"
21
22 qt "github.com/frankban/quicktest"
23 "github.com/gohugoio/hugo/transform"
24 )
25
26 func TestLiveReloadInject(t *testing.T) {
27 c := qt.New(t)
28
29 lrurl, err := url.Parse("http://localhost:1234/subpath")
30 if err != nil {
31 t.Errorf("Parsing test URL failed")
32 return
33 }
34 expectBase := `<script src="/subpath/livereload.js?mindelay=10&v=2&port=1234&path=subpath/livereload" data-no-instant defer></script>`
35 apply := func(s string) string {
36 out := new(bytes.Buffer)
37 in := strings.NewReader(s)
38
39 tr := transform.New(New(*lrurl))
40 tr.Apply(out, in)
41
42 return out.String()
43 }
44
45 c.Run("Head lower", func(c *qt.C) {
46 c.Assert(apply("<html><head>foo"), qt.Equals, "<html><head>"+expectBase+"foo")
47 })
48
49 c.Run("Head upper", func(c *qt.C) {
50 c.Assert(apply("<html><HEAD>foo"), qt.Equals, "<html><HEAD>"+expectBase+"foo")
51 })
52
53 c.Run("Body lower", func(c *qt.C) {
54 c.Assert(apply("foo</body>"), qt.Equals, "foo"+expectBase+"</body>")
55 })
56
57 c.Run("Body upper", func(c *qt.C) {
58 c.Assert(apply("foo</BODY>"), qt.Equals, "foo"+expectBase+"</BODY>")
59 })
60
61 c.Run("No match", func(c *qt.C) {
62 c.Assert(apply("<h1>No match</h1>"), qt.Equals, "<h1>No match</h1>")
63 })
64 }