mirror of
https://github.com/gohugoio/hugo.git
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244 lines
11 KiB
Go
244 lines
11 KiB
Go
// Copyright 2015 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 transform
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import (
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"bytes"
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"github.com/spf13/hugo/helpers"
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"github.com/stretchr/testify/assert"
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"path/filepath"
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"strings"
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"testing"
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)
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const H5_JS_CONTENT_DOUBLE_QUOTE = "<!DOCTYPE html><html><head><script src=\"foobar.js\"></script><script src=\"/barfoo.js\"></script></head><body><nav><h1>title</h1></nav><article>content <a href=\"foobar\">foobar</a>. <a href=\"/foobar\">Follow up</a></article></body></html>"
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const H5_JS_CONTENT_SINGLE_QUOTE = "<!DOCTYPE html><html><head><script src='foobar.js'></script><script src='/barfoo.js'></script></head><body><nav><h1>title</h1></nav><article>content <a href='foobar'>foobar</a>. <a href='/foobar'>Follow up</a></article></body></html>"
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const H5_JS_CONTENT_ABS_URL = "<!DOCTYPE html><html><head><script src=\"http://user@host:10234/foobar.js\"></script></head><body><nav><h1>title</h1></nav><article>content <a href=\"https://host/foobar\">foobar</a>. Follow up</article></body></html>"
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const H5_JS_CONTENT_ABS_URL_SCHEMALESS = "<!DOCTYPE html><html><head><script src=\"//host/foobar.js\"></script><script src='//host2/barfoo.js'></head><body><nav><h1>title</h1></nav><article>content <a href=\"//host/foobar\">foobar</a>. <a href='//host2/foobar'>Follow up</a></article></body></html>"
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const CORRECT_OUTPUT_SRC_HREF_DQ = "<!DOCTYPE html><html><head><script src=\"foobar.js\"></script><script src=\"http://base/barfoo.js\"></script></head><body><nav><h1>title</h1></nav><article>content <a href=\"foobar\">foobar</a>. <a href=\"http://base/foobar\">Follow up</a></article></body></html>"
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const CORRECT_OUTPUT_SRC_HREF_SQ = "<!DOCTYPE html><html><head><script src='foobar.js'></script><script src='http://base/barfoo.js'></script></head><body><nav><h1>title</h1></nav><article>content <a href='foobar'>foobar</a>. <a href='http://base/foobar'>Follow up</a></article></body></html>"
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const H5_XML_CONTENT_ABS_URL = "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?><feed xmlns=\"http://www.w3.org/2005/Atom\"><entry><content type=\"html\"><p><a href="/foobar">foobar</a></p> <p>A video: <iframe src='/foo'></iframe></p></content></entry></feed>"
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const CORRECT_OUTPUT_SRC_HREF_IN_XML = "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?><feed xmlns=\"http://www.w3.org/2005/Atom\"><entry><content type=\"html\"><p><a href="http://base/foobar">foobar</a></p> <p>A video: <iframe src='http://base/foo'></iframe></p></content></entry></feed>"
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const H5_XML_CONTENT_GUARDED = "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?><feed xmlns=\"http://www.w3.org/2005/Atom\"><entry><content type=\"html\"><p><a href="//foobar">foobar</a></p> <p>A video: <iframe src='//foo'></iframe></p></content></entry></feed>"
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// additional sanity tests for replacements testing
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const REPLACE_1 = "No replacements."
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const REPLACE_2 = "ᚠᛇᚻ ᛒᛦᚦ ᚠᚱᚩᚠᚢᚱ\nᚠᛁᚱᚪ ᚷᛖᚻᚹᛦᛚᚳᚢᛗ"
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// Issue: 816, schemaless links combined with others
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const REPLACE_SCHEMALESS_HTML = `Pre. src='//schemaless' src='/normal' <a href="//schemaless">Schemaless</a>. <a href="/normal">normal</a>. Post.`
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const REPLACE_SCHEMALESS_HTML_CORRECT = `Pre. src='//schemaless' src='http://base/normal' <a href="//schemaless">Schemaless</a>. <a href="http://base/normal">normal</a>. Post.`
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const REPLACE_SCHEMALESS_XML = `Pre. src='//schemaless' src='/normal' <a href='//schemaless'>Schemaless</a>. <a href='/normal'>normal</a>. Post.`
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const REPLACE_SCHEMALESS_XML_CORRECT = `Pre. src='//schemaless' src='http://base/normal' <a href='//schemaless'>Schemaless</a>. <a href='http://base/normal'>normal</a>. Post.`
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// srcset=
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const SRCSET_BASIC = `Pre. <img srcset="/img/small.jpg 200w, /img/medium.jpg 300w, /img/big.jpg 700w" alt="text" src="/img/foo.jpg">`
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const SRCSET_BASIC_CORRECT = `Pre. <img srcset="http://base/img/small.jpg 200w, http://base/img/medium.jpg 300w, http://base/img/big.jpg 700w" alt="text" src="http://base/img/foo.jpg">`
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const SRCSET_SINGLE_QUOTE = `Pre. <img srcset='/img/small.jpg 200w, /img/big.jpg 700w' alt="text" src="/img/foo.jpg"> POST.`
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const SRCSET_SINGLE_QUOTE_CORRECT = `Pre. <img srcset='http://base/img/small.jpg 200w, http://base/img/big.jpg 700w' alt="text" src="http://base/img/foo.jpg"> POST.`
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const SRCSET_XML_BASIC = `Pre. <img srcset="/img/small.jpg 200w, /img/big.jpg 700w" alt="text" src="/img/foo.jpg">`
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const SRCSET_XML_BASIC_CORRECT = `Pre. <img srcset="http://base/img/small.jpg 200w, http://base/img/big.jpg 700w" alt="text" src="http://base/img/foo.jpg">`
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const SRCSET_XML_SINGLE_QUOTE = `Pre. <img srcset="/img/small.jpg 200w, /img/big.jpg 700w" alt="text" src="/img/foo.jpg">`
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const SRCSET_XML_SINGLE_QUOTE_CORRECT = `Pre. <img srcset="http://base/img/small.jpg 200w, http://base/img/big.jpg 700w" alt="text" src="http://base/img/foo.jpg">`
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const SRCSET_VARIATIONS = `Pre.
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Missing start quote: <img srcset=/img/small.jpg 200w, /img/big.jpg 700w" alt="text"> src='/img/foo.jpg'> FOO.
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<img srcset='/img.jpg'>
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schemaless: <img srcset='//img.jpg' src='//basic.jpg'>
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schemaless2: <img srcset="//img.jpg" src="//basic.jpg2> POST
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`
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const SRCSET_VARIATIONS_CORRECT = `Pre.
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Missing start quote: <img srcset=/img/small.jpg 200w, /img/big.jpg 700w" alt="text"> src='http://base/img/foo.jpg'> FOO.
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<img srcset='http://base/img.jpg'>
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schemaless: <img srcset='//img.jpg' src='//basic.jpg'>
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schemaless2: <img srcset="//img.jpg" src="//basic.jpg2> POST
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`
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const SRCSET_XML_VARIATIONS = `Pre.
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Missing start quote: <img srcset=/img/small.jpg 200w /img/big.jpg 700w" alt="text"> src='/img/foo.jpg'> FOO.
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<img srcset='/img.jpg'>
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schemaless: <img srcset='//img.jpg' src='//basic.jpg'>
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schemaless2: <img srcset="//img.jpg" src="//basic.jpg2> POST
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`
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const SRCSET_XML_VARIATIONS_CORRECT = `Pre.
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Missing start quote: <img srcset=/img/small.jpg 200w /img/big.jpg 700w" alt="text"> src='http://base/img/foo.jpg'> FOO.
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<img srcset='http://base/img.jpg'>
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schemaless: <img srcset='//img.jpg' src='//basic.jpg'>
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schemaless2: <img srcset="//img.jpg" src="//basic.jpg2> POST
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`
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const REL_PATH_VARIATIONS = `PRE. a href="/img/small.jpg" POST.`
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const REL_PATH_VARIATIONS_CORRECT = `PRE. a href="../../img/small.jpg" POST.`
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const testBaseURL = "http://base/"
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var abs_url_bench_tests = []test{
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{H5_JS_CONTENT_DOUBLE_QUOTE, CORRECT_OUTPUT_SRC_HREF_DQ},
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{H5_JS_CONTENT_SINGLE_QUOTE, CORRECT_OUTPUT_SRC_HREF_SQ},
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{H5_JS_CONTENT_ABS_URL, H5_JS_CONTENT_ABS_URL},
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{H5_JS_CONTENT_ABS_URL_SCHEMALESS, H5_JS_CONTENT_ABS_URL_SCHEMALESS},
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}
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var xml_abs_url_bench_tests = []test{
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{H5_XML_CONTENT_ABS_URL, CORRECT_OUTPUT_SRC_HREF_IN_XML},
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{H5_XML_CONTENT_GUARDED, H5_XML_CONTENT_GUARDED},
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}
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var sanity_tests = []test{{REPLACE_1, REPLACE_1}, {REPLACE_2, REPLACE_2}}
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var extra_tests_html = []test{{REPLACE_SCHEMALESS_HTML, REPLACE_SCHEMALESS_HTML_CORRECT}}
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var abs_url_tests = append(abs_url_bench_tests, append(sanity_tests, extra_tests_html...)...)
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var extra_tests_xml = []test{{REPLACE_SCHEMALESS_XML, REPLACE_SCHEMALESS_XML_CORRECT}}
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var xml_abs_url_tests = append(xml_abs_url_bench_tests, append(sanity_tests, extra_tests_xml...)...)
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var srcset_tests = []test{{SRCSET_BASIC, SRCSET_BASIC_CORRECT}, {SRCSET_SINGLE_QUOTE, SRCSET_SINGLE_QUOTE_CORRECT}, {SRCSET_VARIATIONS, SRCSET_VARIATIONS_CORRECT}}
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var srcset_xml_tests = []test{
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{SRCSET_XML_BASIC, SRCSET_XML_BASIC_CORRECT},
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{SRCSET_XML_SINGLE_QUOTE, SRCSET_XML_SINGLE_QUOTE_CORRECT},
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{SRCSET_XML_VARIATIONS, SRCSET_XML_VARIATIONS_CORRECT}}
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var relurl_tests = []test{{REL_PATH_VARIATIONS, REL_PATH_VARIATIONS_CORRECT}}
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func TestChainZeroTransformers(t *testing.T) {
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tr := NewChain()
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in := new(bytes.Buffer)
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out := new(bytes.Buffer)
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if err := tr.Apply(in, out, []byte("")); err != nil {
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t.Errorf("A zero transformer chain returned an error.")
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}
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}
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func TestChaingMultipleTransformers(t *testing.T) {
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f1 := func(ct contentTransformer) {
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ct.Write(bytes.Replace(ct.Content(), []byte("f1"), []byte("f1r"), -1))
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}
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f2 := func(ct contentTransformer) {
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ct.Write(bytes.Replace(ct.Content(), []byte("f2"), []byte("f2r"), -1))
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}
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f3 := func(ct contentTransformer) {
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ct.Write(bytes.Replace(ct.Content(), []byte("f3"), []byte("f3r"), -1))
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}
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f4 := func(ct contentTransformer) {
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ct.Write(bytes.Replace(ct.Content(), []byte("f4"), []byte("f4r"), -1))
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}
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tr := NewChain(f1, f2, f3, f4)
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out := new(bytes.Buffer)
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if err := tr.Apply(out, helpers.StringToReader("Test: f4 f3 f1 f2 f1 The End."), []byte("")); err != nil {
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t.Errorf("Multi transformer chain returned an error: %s", err)
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}
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expected := "Test: f4r f3r f1r f2r f1r The End."
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if string(out.Bytes()) != expected {
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t.Errorf("Expected %s got %s", expected, string(out.Bytes()))
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}
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}
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func BenchmarkAbsURL(b *testing.B) {
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tr := NewChain(AbsURL)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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apply(b.Errorf, tr, abs_url_bench_tests)
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}
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}
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func BenchmarkAbsURLSrcset(b *testing.B) {
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tr := NewChain(AbsURL)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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apply(b.Errorf, tr, srcset_tests)
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}
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}
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func BenchmarkXMLAbsURLSrcset(b *testing.B) {
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tr := NewChain(AbsURLInXML)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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apply(b.Errorf, tr, srcset_xml_tests)
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}
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}
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func TestAbsURL(t *testing.T) {
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tr := NewChain(AbsURL)
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apply(t.Errorf, tr, abs_url_tests)
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}
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func TestRelativeURL(t *testing.T) {
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tr := NewChain(AbsURL)
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applyWithPath(t.Errorf, tr, relurl_tests, helpers.GetDottedRelativePath(filepath.FromSlash("/post/sub/")))
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}
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func TestAbsURLSrcSet(t *testing.T) {
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tr := NewChain(AbsURL)
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apply(t.Errorf, tr, srcset_tests)
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}
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func TestAbsXMLURLSrcSet(t *testing.T) {
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tr := NewChain(AbsURLInXML)
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apply(t.Errorf, tr, srcset_xml_tests)
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}
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func BenchmarkXMLAbsURL(b *testing.B) {
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tr := NewChain(AbsURLInXML)
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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apply(b.Errorf, tr, xml_abs_url_bench_tests)
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}
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}
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func TestXMLAbsURL(t *testing.T) {
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tr := NewChain(AbsURLInXML)
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apply(t.Errorf, tr, xml_abs_url_tests)
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}
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func TestNewEmptyTransforms(t *testing.T) {
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transforms := NewEmptyTransforms()
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assert.Equal(t, 20, cap(transforms))
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}
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type errorf func(string, ...interface{})
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func applyWithPath(ef errorf, tr chain, tests []test, path string) {
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for _, test := range tests {
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out := new(bytes.Buffer)
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var err error
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err = tr.Apply(out, strings.NewReader(test.content), []byte(path))
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if err != nil {
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ef("Unexpected error: %s", err)
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}
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if test.expected != string(out.Bytes()) {
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ef("Expected:\n%s\nGot:\n%s", test.expected, string(out.Bytes()))
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}
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}
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}
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func apply(ef errorf, tr chain, tests []test) {
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applyWithPath(ef, tr, tests, testBaseURL)
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}
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type test struct {
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content string
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expected string
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}
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