feat: add test wrapper

+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+
+class Wrapper extends StatelessWidget {
+  final Widget child;
+  final Map<String, GetRoute> namedRoutes;
+  final String initialRoute;
+  final Transition defaultTransition;
+
+  const Wrapper({
+    Key key,
+    this.child,
+    this.namedRoutes,
+    this.initialRoute,
+    this.defaultTransition,
+  }) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return GetMaterialApp(
+      defaultTransition: defaultTransition,
+      initialRoute: initialRoute,
+      namedRoutes: namedRoutes,
+      home: Scaffold(
+        body: child,
+      ),
+    );
+  }
+}