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lego/providers/dns/dyn/internal/client_test.go

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2023-05-05 09:49:38 +02:00
package internal
import (
"context"
"fmt"
"io"
"net/http"
"net/http/httptest"
"net/url"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/require"
)
func setupTest(t *testing.T, pattern string, handlerFunc http.HandlerFunc) *Client {
t.Helper()
mux := http.NewServeMux()
server := httptest.NewServer(mux)
t.Cleanup(server.Close)
mux.HandleFunc(pattern, handlerFunc)
client := NewClient("bob", "user", "secret")
client.HTTPClient = server.Client()
client.baseURL, _ = url.Parse(server.URL)
return client
}
func authenticatedHandler(method string, status int, file string) http.HandlerFunc {
return func(rw http.ResponseWriter, req *http.Request) {
if req.Method != method {
http.Error(rw, fmt.Sprintf("unsupported method: %s", req.Method), http.StatusBadRequest)
return
}
token := req.Header.Get(authTokenHeader)
if token != "tok" {
http.Error(rw, fmt.Sprintf("invalid credentials: %q", token), http.StatusUnauthorized)
return
}
if file == "" {
rw.WriteHeader(status)
return
}
open, err := os.Open(filepath.Join("fixtures", file))
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
defer func() { _ = open.Close() }()
rw.WriteHeader(status)
_, err = io.Copy(rw, open)
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
}
}
func unauthenticatedHandler(method string, status int, file string) http.HandlerFunc {
return func(rw http.ResponseWriter, req *http.Request) {
if req.Method != method {
http.Error(rw, fmt.Sprintf("unsupported method: %s", req.Method), http.StatusBadRequest)
return
}
token := req.Header.Get(authTokenHeader)
if token != "" {
http.Error(rw, fmt.Sprintf("invalid credentials: %q", token), http.StatusUnauthorized)
return
}
if file == "" {
rw.WriteHeader(status)
return
}
open, err := os.Open(filepath.Join("fixtures", file))
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
defer func() { _ = open.Close() }()
rw.WriteHeader(status)
_, err = io.Copy(rw, open)
if err != nil {
http.Error(rw, err.Error(), http.StatusInternalServerError)
return
}
}
}
func TestClient_Publish(t *testing.T) {
client := setupTest(t, "/Zone/example.com", unauthenticatedHandler(http.MethodPut, http.StatusOK, "publish.json"))
err := client.Publish(context.Background(), "example.com", "my message")
require.NoError(t, err)
}
func TestClient_AddTXTRecord(t *testing.T) {
client := setupTest(t, "/TXTRecord/example.com/example.com.", unauthenticatedHandler(http.MethodPost, http.StatusCreated, "create-txt-record.json"))
err := client.AddTXTRecord(context.Background(), "example.com", "example.com.", "txt", 120)
require.NoError(t, err)
}
func TestClient_RemoveTXTRecord(t *testing.T) {
client := setupTest(t, "/TXTRecord/example.com/example.com.", unauthenticatedHandler(http.MethodDelete, http.StatusOK, ""))
err := client.RemoveTXTRecord(context.Background(), "example.com", "example.com.")
require.NoError(t, err)
}