mirror of
https://github.com/gohugoio/hugo.git
synced 2024-07-04 16:21:57 +00:00
145 lines
4.4 KiB
Go
145 lines
4.4 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 livereloadinject
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import (
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"bytes"
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"io"
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"net/url"
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"strings"
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"testing"
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qt "github.com/frankban/quicktest"
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"github.com/gohugoio/hugo/transform"
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)
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func TestLiveReloadInject(t *testing.T) {
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c := qt.New(t)
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lrurl, err := url.Parse("http://localhost:1234/subpath")
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if err != nil {
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t.Errorf("Parsing test URL failed")
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return
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}
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expectBase := `<script src="/subpath/livereload.js?mindelay=10&v=2&port=1234&path=subpath/livereload" data-no-instant defer></script>`
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apply := func(s string) string {
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out := new(bytes.Buffer)
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in := strings.NewReader(s)
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tr := transform.New(New(*lrurl))
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tr.Apply(out, in)
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return out.String()
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}
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c.Run("Inject after head tag", func(c *qt.C) {
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c.Assert(apply("<!doctype html><html><head>after"), qt.Equals, "<!doctype html><html><head>"+expectBase+"after")
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})
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c.Run("Inject after head tag when doctype and html omitted", func(c *qt.C) {
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c.Assert(apply("<head>after"), qt.Equals, "<head>"+expectBase+"after")
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})
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c.Run("Inject after html when head omitted", func(c *qt.C) {
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c.Assert(apply("<html>after"), qt.Equals, "<html>"+expectBase+"after")
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})
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c.Run("Inject after doctype when head and html omitted", func(c *qt.C) {
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c.Assert(apply("<!doctype html>after"), qt.Equals, "<!doctype html>"+expectBase+"after")
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})
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c.Run("Inject before other elements if all else omitted", func(c *qt.C) {
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c.Assert(apply("<title>after</title>"), qt.Equals, expectBase+"<title>after</title>")
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})
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c.Run("Inject before text content if all else omitted", func(c *qt.C) {
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c.Assert(apply("after"), qt.Equals, expectBase+"after")
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})
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c.Run("Inject after HeAd tag MiXed CaSe", func(c *qt.C) {
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c.Assert(apply("<HeAd>AfTer"), qt.Equals, "<HeAd>"+expectBase+"AfTer")
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})
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c.Run("Inject after HtMl tag MiXed CaSe", func(c *qt.C) {
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c.Assert(apply("<HtMl>AfTer"), qt.Equals, "<HtMl>"+expectBase+"AfTer")
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})
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c.Run("Inject after doctype mixed case", func(c *qt.C) {
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c.Assert(apply("<!DocType HtMl>AfTer"), qt.Equals, "<!DocType HtMl>"+expectBase+"AfTer")
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})
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c.Run("Inject after html tag with attributes", func(c *qt.C) {
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c.Assert(apply(`<html lang="en">after`), qt.Equals, `<html lang="en">`+expectBase+"after")
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})
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c.Run("Inject after html tag with newline", func(c *qt.C) {
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c.Assert(apply("<html\n>after"), qt.Equals, "<html\n>"+expectBase+"after")
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})
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c.Run("Skip comments and whitespace", func(c *qt.C) {
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c.Assert(
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apply(" <!--x--> <!doctype html>\n<?xml instruction ?> <head>after"),
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qt.Equals,
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" <!--x--> <!doctype html>\n<?xml instruction ?> <head>"+expectBase+"after",
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)
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})
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c.Run("Do not search inside comment", func(c *qt.C) {
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c.Assert(apply("<html><!--<head>-->"), qt.Equals, "<html><!--<head>-->"+expectBase)
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})
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c.Run("Do not search inside scripts", func(c *qt.C) {
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c.Assert(apply("<html><script>`<head>`</script>"), qt.Equals, "<html>"+expectBase+"<script>`<head>`</script>")
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})
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c.Run("Do not search inside templates", func(c *qt.C) {
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c.Assert(apply("<html><template><head></template>"), qt.Not(qt.Equals), "<html><template><head>"+expectBase+"</template>")
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})
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c.Run("Search from the start of the input", func(c *qt.C) {
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c.Assert(apply("<head>after<head>"), qt.Equals, "<head>"+expectBase+"after<head>")
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})
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c.Run("Do not mistake header for head", func(c *qt.C) {
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c.Assert(apply("<html><header>"), qt.Equals, "<html>"+expectBase+"<header>")
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})
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c.Run("Do not mistake custom elements for head", func(c *qt.C) {
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c.Assert(apply("<html><head-custom>"), qt.Equals, "<html>"+expectBase+"<head-custom>")
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})
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}
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func BenchmarkLiveReloadInject(b *testing.B) {
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s := `
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<html>
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<head>
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</head>
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<body>
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</body>
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</html>
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`
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in := strings.NewReader(s)
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lrurl, err := url.Parse("http://localhost:1234/subpath")
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if err != nil {
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b.Fatalf("Parsing test URL failed")
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}
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tr := transform.New(New(*lrurl))
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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in.Seek(0, 0)
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tr.Apply(io.Discard, in)
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}
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}
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