Unit Testing with Mockito in Flutter
Why Stack Overflow recommends it
Stack Overflow users link it when asking or answering how to unit test Flutter code that depends on Firebase Auth, or when they want a general walkthrough of Flutter unit testing.
Recommended by 1 people across 1 different months, 2021 to 2022.
What it is
A 13-minute Flutter tutorial by Tadas Petra on unit testing with Mockito. It builds on an earlier intro to unit testing and shows how to mock Firebase Auth so the login functions of a todo app can be tested without a real Firebase backend.
What people said
Recommends Abbas · 2022-12 · Stack Overflow · on “FLUTTER / DART APP - widget_test.dart - appears to now have a problem”
when you create new flutter project, you can see sample code that have FloatingActionButton with Icons.add and when you press it, increasing counter variable. this test is write for that. so tester want to find FloatingActionButton by it's icon. it have a problem because tester can not find FloatingActionButton . if you want to know more about unit-testing I suggest watch this tutorial: [this video]
Cites Ben · 2021-06 · Stack Overflow · on “Unit Testing firebase in flutter throws Exception "No Firebase App '[DEFAULT]' has been created - call Firebase.initializeApp()"”
I need to unit test an application that uses firebase. My unit tests always says "Unhandled Exception: [core/no-app] No Firebase App '[DEFAULT]' has been created - call Firebase.initializeApp()". I absolutely understand why this problem occurs. But I still want to unit test my methods without really starting firebase. Even Mocking the firebase stuff did not help. Hopefully you can help me out? What am I misunderstanding? For Example I rewrote the code from this tutorial: [this video] This is my test class: ("Auth" Class in YT example is "Authentification" in my code) import 'package:firebase_auth/firebase_auth.dart'; import 'package:hrw_textscanner/firebase/Authentification.dart'; import 'package
Cites Willy Kim · 2022-03 · Stack Overflow · on “Flutter FirebaseAuth unit testing”
I'm trying to test my whole AuthManager class which use FirebaseAuth to signin, login. Here my file: class AuthManager extends ChangeNotifier { final FirebaseAuth auth; Stream<User?> get user => auth.authStateChanges(); static Future<FirebaseApp> initializeFirebase({ required BuildContext context, }) async { FirebaseApp firebaseApp = await Firebase.initializeApp(); return firebaseApp; } AuthManager({required this.auth}); Future<String> signup(String email, String password) async { try { final credential = await auth.createUserWithEmailAndPassword( email: email, password: password, ); return "Success"; } on FirebaseAuthException catch (e) { rethrow; } } Future<String> signInWithEmailAndPasswo