TF-3583 E2E Mailbox create and hide sub folder

integration_test/robots/mailbox_menu_robot.dart

@@ -1,7 +1,13 @@
 
+import 'package:core/presentation/resources/image_paths.dart';
+import 'package:core/presentation/views/button/tmail_button_widget.dart';
+import 'package:core/presentation/views/text/text_field_builder.dart';
+import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:tmail_ui_user/features/mailbox/presentation/widgets/label_mailbox_item_widget.dart';
 import 'package:tmail_ui_user/features/mailbox/presentation/widgets/mailbox_item_widget.dart';
+import 'package:tmail_ui_user/features/mailbox_creator/presentation/mailbox_creator_view.dart';
+import 'package:tmail_ui_user/main/localizations/app_localizations.dart';
 
 import '../base/core_robot.dart';
 
@@ -22,4 +28,50 @@ class MailboxMenuRobot extends CoreRobot {
   Future<void> openSetting() async {
     await $(#user_avatar).tap();
   }
+
+  Future<void> longPressMailboxWithName(String name) async {
+    await $(name).longPress();
+    await $.pumpAndSettle();
+  }
+
+  Future<void> tapCreateNewSubFolder() async {
+    await $(AppLocalizations().newSubfolder).tap();
+  }
+
+  Future<void> enterNewSubFolderName(String name) async {
+    await $(MailboxCreatorView)
+      .$(TextFieldBuilder)
+      .enterText(name);
+  }
+
+  Future<void> confirmCreateNewSubFolder() async {
+    await $(MailboxCreatorView)
+      .$(AppLocalizations().done)
+      .tap();
+  }
+
+  Future<void> expandMailboxWithName(String name) async {
+    await $(MailboxItemWidget)
+      .which<MailboxItemWidget>((widget) {
+        return widget.mailboxNode.item.name?.name.toLowerCase() ==
+          name.toLowerCase();
+      })
+      .$(TMailButtonWidget)
+      .which<TMailButtonWidget>((widget) {
+        return widget.icon == ImagePaths().icArrowRight;
+      })
+      .tap();
+  }
+
+  Future<void> tapHideMailbox() async {
+    await $(AppLocalizations().hideFolder).tap();
+  }
+
+  Future<void> closeMenu() async {
+    await $(IconButton)
+      .which<IconButton>((widget) {
+        return widget.tooltip == AppLocalizations().close;
+      })
+      .tap();
+  }
 }