/start command

api/gateway/tgsettle/internal/service/treasury/bot/router_test.go

@@ -156,3 +156,65 @@ func TestRouterEmptyAllowedChats_UnauthorizedUserGetsDenied(t *testing.T) {
 		t.Fatalf("unexpected message: %q", sent[0])
 	}
 }
+
+func TestRouterStartAuthorizedShowsWelcome(t *testing.T) {
+	var sent []string
+	router := NewRouter(
+		mloggerfactory.NewLogger(false),
+		fakeService{},
+		func(_ context.Context, _ string, text string) error {
+			sent = append(sent, text)
+			return nil
+		},
+		nil,
+		nil,
+		map[string]string{"123": "acct-1"},
+	)
+	handled := router.HandleUpdate(context.Background(), &model.TelegramWebhookUpdate{
+		Message: &model.TelegramMessage{
+			ChatID:     "777",
+			FromUserID: "123",
+			Text:       "/start",
+		},
+	})
+	if !handled {
+		t.Fatalf("expected update to be handled")
+	}
+	if len(sent) != 1 {
+		t.Fatalf("expected one message, got %d", len(sent))
+	}
+	if sent[0] != welcomeMessage {
+		t.Fatalf("unexpected message: %q", sent[0])
+	}
+}
+
+func TestRouterStartUnauthorizedGetsDenied(t *testing.T) {
+	var sent []string
+	router := NewRouter(
+		mloggerfactory.NewLogger(false),
+		fakeService{},
+		func(_ context.Context, _ string, text string) error {
+			sent = append(sent, text)
+			return nil
+		},
+		nil,
+		nil,
+		map[string]string{"123": "acct-1"},
+	)
+	handled := router.HandleUpdate(context.Background(), &model.TelegramWebhookUpdate{
+		Message: &model.TelegramMessage{
+			ChatID:     "777",
+			FromUserID: "999",
+			Text:       "/start",
+		},
+	})
+	if !handled {
+		t.Fatalf("expected update to be handled")
+	}
+	if len(sent) != 1 {
+		t.Fatalf("expected one message, got %d", len(sent))
+	}
+	if sent[0] != unauthorizedMessage {
+		t.Fatalf("unexpected message: %q", sent[0])
+	}
+}