// NewHandler returns a new FastCGI handler
func NewHandler(root, network, address string) http.Handler {
h := gofast.NewHandler(network, address)
h.SetBeforeDo(func(req *gofast.Request, r *http.Request) (out *gofast.Request, err error) {
out = req
urlPath := r.URL.Path
if strings.HasSuffix(urlPath, "/") {
urlPath = path.Join(urlPath, "index.php") // directory index
}
out.Params["SCRIPT_FILENAME"] = path.Join(root, urlPath)
return
})
return h
}
func TestHandler(t *testing.T) {
// create temporary socket in the testing folder
dir, err := os.Getwd()
if err != nil {
t.Errorf("unexpected error: %#v", err.Error())
}
sock := dir + "/test.handler.sock"
// create temporary fcgi application server
// that listens to the socket
fn := func(w http.ResponseWriter, r *http.Request) {
t.Logf("accessing FastCGI process")
fmt.Fprintf(w, "hello world")
}
l, err := newApp("unix", sock, fn)
if err != nil {
t.Errorf("unexpected error: %#v", err.Error())
}
defer os.Remove(sock)
defer l.Close()
// deine a proxy that access the temp fcgi application server
p := gofast.NewHandler(l.Addr().Network(), l.Addr().String())
w := httptest.NewRecorder()
// request the application server
r, err := http.NewRequest("GET", "/add", nil)
if err != nil {
t.Errorf("unexpected error: %#v", err.Error())
}
p.ServeHTTP(w, r)
// examine the result
if want, have := "hello world", w.Body.String(); want != have {
t.Errorf("expected %#v, got %#v", want, have)
}
}