feat(channels/telegram): Telegram 渠道插件（Bot API 长轮询/Webhook + file_id 媒体 + 主动推送强）

plugins/channels/telegram/helpers_test.go

@@ -0,0 +1,61 @@
+package telegram
+
+import (
+	"encoding/json"
+	"io"
+	"log/slog"
+	"net/http"
+	"net/http/httptest"
+	"strings"
+	"testing"
+
+	"git.yeij.top/AskaEth/Cyrene_v2/internal/logger"
+)
+
+// discardLogger returns a silent, source-tagged logger for tests.
+func discardLogger() *slog.Logger {
+	return logger.WithSource(logger.New(logger.Options{Out: io.Discard}), "plugins/channels/telegram")
+}
+
+// newTestAdapter wires a Telegram adapter to an httptest server whose handler
+// answers the Bot API methods. The server is closed on test cleanup.
+func newTestAdapter(t *testing.T, h http.Handler) (*Adapter, *httptest.Server) {
+	t.Helper()
+	srv := httptest.NewServer(h)
+	t.Cleanup(srv.Close)
+	a := New(
+		Config{BotToken: "123456:TESTTOKEN"},
+		WithBaseURL(srv.URL),
+		WithHTTPClient(srv.Client()),
+		WithLogger(discardLogger()),
+	)
+	return a, srv
+}
+
+// methodOf extracts the Bot API method name from the request path, which takes
+// the form /bot<token>/<method>.
+func methodOf(r *http.Request) string {
+	parts := strings.Split(r.URL.Path, "/")
+	return parts[len(parts)-1]
+}
+
+// decodeBody unmarshals an incoming JSON request body into a map for assertions.
+func decodeBody(r *http.Request) map[string]any {
+	var m map[string]any
+	if err := json.NewDecoder(r.Body).Decode(&m); err != nil {
+		return nil
+	}
+	return m
+}
+
+// okResponse writes a generic Bot API success envelope with the given result.
+func okResponse(w http.ResponseWriter, result any) {
+	body := map[string]any{"ok": true, "result": result}
+	_ = json.NewEncoder(w).Encode(body)
+}
+
+// failResponse writes a Bot API error envelope.
+func failResponse(w http.ResponseWriter, desc string, code int) {
+	body := map[string]any{"ok": false, "description": desc, "error_code": code}
+	_ = json.NewEncoder(w).Encode(body)
+}