Реализация, фаза 1: добавление данных в qbittorrent

internal/qbt/qbt_test.go

@@ -0,0 +1,118 @@
+package qbt
+
+import (
+	"context"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+)
+
+// fakeQBittorrent — минимальный стенд WebUI API: требует cookie SID, выдаёт
+// его на /auth/login. Так проверяется и ленивый логин по 403.
+func fakeQBittorrent(t *testing.T, info string) *httptest.Server {
+	t.Helper()
+	mux := http.NewServeMux()
+
+	mux.HandleFunc("/api/v2/auth/login", func(w http.ResponseWriter, r *http.Request) {
+		_ = r.ParseForm()
+		if r.PostForm.Get("username") != "admin" || r.PostForm.Get("password") != "secret" {
+			w.WriteHeader(http.StatusForbidden)
+			return
+		}
+		http.SetCookie(w, &http.Cookie{Name: "SID", Value: "token", Path: "/"})
+		_, _ = w.Write([]byte("Ok."))
+	})
+
+	authed := func(next http.HandlerFunc) http.HandlerFunc {
+		return func(w http.ResponseWriter, r *http.Request) {
+			if c, err := r.Cookie("SID"); err != nil || c.Value != "token" {
+				w.WriteHeader(http.StatusForbidden)
+				return
+			}
+			next(w, r)
+		}
+	}
+
+	mux.HandleFunc("/api/v2/torrents/add", authed(func(w http.ResponseWriter, r *http.Request) {
+		if err := r.ParseMultipartForm(1 << 20); err != nil {
+			http.Error(w, err.Error(), http.StatusBadRequest)
+			return
+		}
+		if r.FormValue("category") != "jellybit" || !strings.Contains(r.FormValue("urls"), "magnet:") {
+			w.WriteHeader(http.StatusBadRequest)
+			return
+		}
+		_, _ = w.Write([]byte("Ok."))
+	}))
+
+	mux.HandleFunc("/api/v2/torrents/info", authed(func(w http.ResponseWriter, r *http.Request) {
+		if r.URL.Query().Get("category") != "jellybit" {
+			w.WriteHeader(http.StatusBadRequest)
+			return
+		}
+		w.Header().Set("Content-Type", "application/json")
+		_, _ = w.Write([]byte(info))
+	}))
+
+	srv := httptest.NewServer(mux)
+	t.Cleanup(srv.Close)
+	return srv
+}
+
+func newClient(t *testing.T, url string) *Client {
+	t.Helper()
+	c, err := New(Config{URL: url, Username: "admin", Password: "secret"})
+	if err != nil {
+		t.Fatalf("New: %v", err)
+	}
+	return c
+}
+
+func TestAddPerformsLazyLogin(t *testing.T) {
+	srv := fakeQBittorrent(t, "[]")
+	c := newClient(t, srv.URL)
+
+	// Первый вызов без cookie → сервер вернёт 403 → клиент логинится и повторяет.
+	err := c.Add(context.Background(), AddRequest{
+		URLs:     []string{"magnet:?xt=urn:btih:541adcff3b6dd5dba7088ea83317d9d6fac331d6"},
+		Category: "jellybit",
+		SavePath: "/srv/media/downloads",
+	})
+	if err != nil {
+		t.Fatalf("Add: %v", err)
+	}
+}
+
+func TestTorrents(t *testing.T) {
+	const body = `[{"hash":"541adcff3b6dd5dba7088ea83317d9d6fac331d6","name":"Dune","state":"uploading","save_path":"/srv/media/downloads","content_path":"/srv/media/downloads/Dune","progress":1.0,"amount_left":0}]`
+	srv := fakeQBittorrent(t, body)
+	c := newClient(t, srv.URL)
+
+	ts, err := c.Torrents(context.Background(), "jellybit")
+	if err != nil {
+		t.Fatalf("Torrents: %v", err)
+	}
+	if len(ts) != 1 {
+		t.Fatalf("torrents = %d, want 1", len(ts))
+	}
+	got := ts[0]
+	if got.Hash != "541adcff3b6dd5dba7088ea83317d9d6fac331d6" || got.State != "uploading" {
+		t.Errorf("torrent = %+v", got)
+	}
+	if got.ContentPath != "/srv/media/downloads/Dune" {
+		t.Errorf("content_path = %q", got.ContentPath)
+	}
+}
+
+func TestLoginFailure(t *testing.T) {
+	srv := fakeQBittorrent(t, "[]")
+	c, err := New(Config{URL: srv.URL, Username: "admin", Password: "wrong"})
+	if err != nil {
+		t.Fatal(err)
+	}
+	// 403 → попытка логина с неверным паролем → снова 403 → ошибка.
+	if _, err := c.Torrents(context.Background(), "jellybit"); err == nil {
+		t.Error("ожидалась ошибка логина")
+	}
+}