awesome-go/repo_test.go
Cássio Botaro 7ce254f152
Improve test (#2454)
* adjust regex to caught corner case

* fix wrong lines
2019-04-02 20:25:56 -03:00

152 lines
3.3 KiB
Go

package main
import (
"bytes"
"io/ioutil"
"os"
"regexp"
"sort"
"strings"
"testing"
"text/template"
"github.com/PuerkitoBio/goquery"
"github.com/russross/blackfriday"
gfm "github.com/shurcooL/github_flavored_markdown"
)
type content struct {
Body string
}
func TestAlpha(t *testing.T) {
query := startQuery()
query.Find("body > ul").Each(func(_ int, s *goquery.Selection) {
testList(t, s)
})
}
func TestDuplicatedLinks(t *testing.T) {
query := startQuery()
links := make(map[string]bool, 0)
query.Find("body li > a:first-child").Each(func(_ int, s *goquery.Selection) {
t.Run(s.Text(), func(t *testing.T) {
href, ok := s.Attr("href")
if !ok {
t.Error("expected to have href")
}
if links[href] {
t.Fatalf("duplicated link '%s'", href)
}
links[href] = true
})
})
}
var (
reContainsLink = regexp.MustCompile(`\* \[.*\]\(.*\)`)
reOnlyLink = regexp.MustCompile(`\* \[.*\]\([^()]*\)$`)
reLinkWithDescription = regexp.MustCompile(`\* \[.*\]\(.*\) - \S.*[\.\!]`)
)
// Test if an entry has description, it must be separated from link with ` - `
func TestSeparator(t *testing.T) {
var matched, containsLink, noDescription bool
input, err := ioutil.ReadFile("./README.md")
if err != nil {
panic(err)
}
lines := strings.Split(string(input), "\n")
for _, line := range lines {
line = strings.Trim(line, " ")
containsLink = reContainsLink.MatchString(line)
if containsLink {
noDescription = reOnlyLink.MatchString(line)
if noDescription {
continue
}
matched = reLinkWithDescription.MatchString(line)
if !matched {
t.Errorf("expected entry to be in form of `* [link] - description.`, got '%s'", line)
}
}
}
}
func TestGenerateHTML(t *testing.T) {
err := generateHTML()
if err != nil {
t.Errorf("html generate error '%s'", err.Error())
}
}
func testList(t *testing.T, list *goquery.Selection) {
list.Find("ul").Each(func(_ int, items *goquery.Selection) {
testList(t, items)
items.RemoveFiltered("ul")
})
category := list.Prev().Text()
t.Run(category, func(t *testing.T) {
checkAlphabeticOrder(t, list)
})
}
func readme() []byte {
input, err := ioutil.ReadFile("./README.md")
if err != nil {
panic(err)
}
html := append([]byte("<body>"), blackfriday.MarkdownCommon(input)...)
html = append(html, []byte("</body>")...)
return html
}
func startQuery() *goquery.Document {
buf := bytes.NewBuffer(readme())
query, err := goquery.NewDocumentFromReader(buf)
if err != nil {
panic(err)
}
return query
}
func checkAlphabeticOrder(t *testing.T, s *goquery.Selection) {
items := s.Find("li > a:first-child").Map(func(_ int, li *goquery.Selection) string {
return strings.ToLower(li.Text())
})
sorted := make([]string, len(items))
copy(sorted, items)
sort.Strings(sorted)
for k, item := range items {
if item != sorted[k] {
t.Errorf("expected '%s' but actual is '%s'", sorted[k], item)
}
}
if t.Failed() {
t.Logf("expected order is:\n%s", strings.Join(sorted, "\n"))
}
}
func generateHTML() (err error) {
// options
readmePath := "./README.md"
tplPath := "tmpl/tmpl.html"
idxPath := "tmpl/index.html"
input, _ := ioutil.ReadFile(readmePath)
body := string(gfm.Markdown(input))
c := &content{Body: body}
t := template.Must(template.ParseFiles(tplPath))
f, err := os.Create(idxPath)
t.Execute(f, c)
return
}