package markdown
import (
"bufio"
"log"
"net/http"
"net/http/httptest"
"os"
"strings"
"sync"
"testing"
"time"
"github.com/mholt/caddy/middleware"
"github.com/russross/blackfriday"
)
func TestMarkdown(t *testing.T) {
templates := make(map[string]string)
templates[DefaultTemplate] = "testdata/markdown_tpl.html"
md := Markdown{
Root: "./testdata",
FileSys: http.Dir("./testdata"),
Configs: []Config{
Config{
Renderer: blackfriday.HtmlRenderer(0, "", ""),
PathScope: "/blog",
Extensions: []string{".md"},
Styles: []string{},
Scripts: []string{},
Templates: templates,
StaticDir: DefaultStaticDir,
StaticFiles: make(map[string]string),
},
Config{
Renderer: blackfriday.HtmlRenderer(0, "", ""),
PathScope: "/log",
Extensions: []string{".md"},
Styles: []string{"/resources/css/log.css", "/resources/css/default.css"},
Scripts: []string{"/resources/js/log.js", "/resources/js/default.js"},
Templates: make(map[string]string),
StaticDir: DefaultStaticDir,
StaticFiles: make(map[string]string),
},
Config{
Renderer: blackfriday.HtmlRenderer(0, "", ""),
PathScope: "/og",
Extensions: []string{".md"},
Styles: []string{},
Scripts: []string{},
Templates: templates,
StaticDir: "testdata/og_static",
StaticFiles: map[string]string{"/og/first.md": "testdata/og_static/og/first.md/index.html"},
Links: []PageLink{
PageLink{
Title: "first",
Summary: "",
Date: time.Now(),
URL: "/og/first.md",
},
},
},
},
IndexFiles: []string{"index.html"},
Next: middleware.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
t.Fatalf("Next shouldn't be called")
return 0, nil
}),
}
req, err := http.NewRequest("GET", "/blog/test.md", nil)
if err != nil {
t.Fatalf("Could not create HTTP request: %v", err)
}
rec := httptest.NewRecorder()
md.ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("Wrong status, expected: %d and got %d", http.StatusOK, rec.Code)
}
respBody := rec.Body.String()
expectedBody := `
Markdown test
Header
Welcome to A Caddy website!
Welcome on the blog
Body
go
func getTrue() bool {
return true
}
`
if !equalStrings(respBody, expectedBody) {
t.Fatalf("Expected body: %v got: %v", expectedBody, respBody)
}
req, err = http.NewRequest("GET", "/log/test.md", nil)
if err != nil {
t.Fatalf("Could not create HTTP request: %v", err)
}
rec = httptest.NewRecorder()
md.ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("Wrong status, expected: %d and got %d", http.StatusOK, rec.Code)
}
respBody = rec.Body.String()
expectedBody = `
Markdown test
Welcome on the blog
Body
go
func getTrue() bool {
return true
}
`
if !equalStrings(respBody, expectedBody) {
t.Fatalf("Expected body: %v got: %v", expectedBody, respBody)
}
req, err = http.NewRequest("GET", "/og/first.md", nil)
if err != nil {
t.Fatalf("Could not create HTTP request: %v", err)
}
rec = httptest.NewRecorder()
currenttime := time.Now().Local().Add(-time.Second)
err = os.Chtimes("testdata/og/first.md", currenttime, currenttime)
currenttime = time.Now().Local()
err = os.Chtimes("testdata/og_static/og/first.md/index.html", currenttime, currenttime)
md.ServeHTTP(rec, req)
if rec.Code != http.StatusOK {
t.Fatalf("Wrong status, expected: %d and got %d", http.StatusOK, rec.Code)
}
respBody = rec.Body.String()
expectedBody = `
first_post
Header title
Test h1
`
if !equalStrings(respBody, expectedBody) {
t.Fatalf("Expected body: %v got: %v", expectedBody, respBody)
}
expectedLinks := []string{
"/blog/test.md",
"/log/test.md",
}
for i := range md.Configs {
c := &md.Configs[i]
if err := GenerateLinks(md, c); err != nil {
t.Fatalf("Error: %v", err)
}
}
for i, c := range md.Configs[:2] {
log.Printf("Test number: %d, configuration links: %v, config: %v", i, c.Links, c)
if c.Links[0].URL != expectedLinks[i] {
t.Fatalf("Expected %v got %v", expectedLinks[i], c.Links[0].URL)
}
}
// attempt to trigger race condition
var w sync.WaitGroup
f := func() {
req, err := http.NewRequest("GET", "/log/test.md", nil)
if err != nil {
t.Fatalf("Could not create HTTP request: %v", err)
}
rec := httptest.NewRecorder()
md.ServeHTTP(rec, req)
w.Done()
}
for i := 0; i < 5; i++ {
w.Add(1)
go f()
}
w.Wait()
if err = os.RemoveAll(DefaultStaticDir); err != nil {
t.Errorf("Error while removing the generated static files: %v", err)
}
}
func equalStrings(s1, s2 string) bool {
s1 = strings.TrimSpace(s1)
s2 = strings.TrimSpace(s2)
in := bufio.NewScanner(strings.NewReader(s1))
for in.Scan() {
txt := strings.TrimSpace(in.Text())
if !strings.HasPrefix(strings.TrimSpace(s2), txt) {
return false
}
s2 = strings.Replace(s2, txt, "", 1)
}
return true
}