Test link format and duplicated content

Author: victorshinya

glide.lock

@@ -2,3 +2,8 @@ package: github.com/victorshinya/awesome-ibmcloud
 import:
 - package: github.com/gorilla/mux
 - package: github.com/shurcooL/github_flavored_markdown
+- package: github.com/gomarkdown/markdown
+- package: github.com/PuerkitoBio/goquery
+  version: v1.5.1
+- package: github.com/andybalholm/cascadia
+  version: ~1.2.0

glide.yaml

@@ -0,0 +1,72 @@
+package main
+
+import (
+	"bytes"
+	"io"
+	"io/ioutil"
+	"regexp"
+	"strings"
+	"testing"
+
+	"github.com/PuerkitoBio/goquery"
+	"github.com/gomarkdown/markdown"
+	"github.com/gomarkdown/markdown/parser"
+)
+
+var (
+	regexContainLink     = regexp.MustCompile(`\* \[.*\]\(.*\)`)
+	regexWithDescription = regexp.MustCompile(`\* \[.*\]\(.*\) - \S.*[\.\!\?]`)
+)
+
+func TestDuplicatedContent(t *testing.T) {
+	html := readMarkdown()
+	doc, err := goquery.NewDocumentFromReader(html)
+	if err != nil {
+		panic(err)
+	}
+	list := make(map[string]bool, 0)
+	doc.Find("ul>li a").Each(func(i int, s *goquery.Selection) {
+		t.Run(s.Text(), func(t *testing.T) {
+			href, exist := s.Attr("href")
+			if !exist {
+				t.Error("Expected to have a href")
+			}
+			if list[href] {
+				t.Fatalf("Duplicated link %s", href)
+			}
+			list[href] = true
+		})
+	})
+}
+
+func TestLinkFormat(t *testing.T) {
+	content, err := ioutil.ReadFile("README.md")
+	if err != nil {
+		panic(err)
+	}
+	list := strings.Split(string(content), "\n")
+	for _, item := range list {
+		containLink := regexContainLink.MatchString(item)
+		if containLink {
+			isCorrect := regexWithDescription.MatchString(item)
+			if !isCorrect {
+				t.Errorf("Expected the correct usage for new links (`* [repo name](repo url) - repo description`) on %s", item)
+			}
+		}
+	}
+}
+
+func readMarkdown() io.Reader {
+	content, err := ioutil.ReadFile("README.md")
+	if err != nil {
+		panic(err)
+	}
+
+	extensions := parser.CommonExtensions | parser.AutoHeadingIDs
+	parser := parser.NewWithExtensions(extensions)
+
+	md := []byte(content)
+	html := markdown.ToHTML(md, parser, nil)
+	r := bytes.NewReader(html)
+	return r
+}