add tests

Author: sitatec

exemples/lib/main.dart

@@ -7,8 +7,14 @@ class UserRepository {
   FirebaseDatabase firebaseDatabase;
 
   Future<String> getUserName(String userId) async {
-    final userNode =
-        firebaseDatabase.reference().child('users').child('$userId/name');
+    final userNameReference =
+        firebaseDatabase.reference().child('users').child(userId).child('name');
+    final dataSnapshot = await userNameReference.once();
+    return dataSnapshot.value;
+  }
+
+  Future<Map<String, dynamic>> getUser(String userId) async {
+    final userNode = firebaseDatabase.reference().child('users/$userId');
     final dataSnapshot = await userNode.once();
     return dataSnapshot.value;
   }
@@ -20,18 +26,39 @@ void main() {
   // Put fake data
   const userId = 'userId';
   const userName = 'Elon musk';
-  MockFirebaseDatabase.instance
-      .reference()
-      .child('users')
-      .child(userId)
-      .child('name')
-      .set(userName);
+  const fakeData = {
+    'users': {
+      userId: {
+        'name': userName,
+        'email': '[email protected]',
+        'photoUrl': 'url-to-photo.jpg',
+      },
+      'otherUserId': {
+        'name': 'userName',
+        'email': '[email protected]',
+        'photoUrl': 'other_url-to-photo.jpg',
+      }
+    }
+  };
+  MockFirebaseDatabase.instance.reference().set(fakeData);
   setUp(() {
     firebaseDatabase = MockFirebaseDatabase.instance;
     userRepository = UserRepository(firebaseDatabase);
   });
-  test('Should contain value', () async {
-    final userNameFromFakeDatabase = userRepository.getUserName(userId);
+  test('Should get userName ...', () async {
+    final userNameFromFakeDatabase = await userRepository.getUserName(userId);
     expect(userNameFromFakeDatabase, equals(userName));
   });
+
+  test('Should get user ...', () async {
+    final userNameFromFakeDatabase = await userRepository.getUser(userId);
+    expect(
+      userNameFromFakeDatabase,
+      equals({
+        'name': userName,
+        'email': '[email protected]',
+        'photoUrl': 'url-to-photo.jpg',
+      }),
+    );
+  });
 }

test/mock_database_reference_test.dart

@@ -138,11 +138,11 @@ void main() {
             'nkey2': {'otheNkey': 'nestedValue'}
           }));
 
-      //   expect((await databaseReference.child('tes/key/nkey1').once()).value,
-      //       equals('value1'));
+      expect((await databaseReference.child('tes/key/nkey1').once()).value,
+          equals('value1'));
 
-      //   expect((await databaseReference.child('tes/key/nkey2').once()).value,
-      //       equals({'otheNkey': 'nestedValue'}));
+      expect((await databaseReference.child('tes/key/nkey2').once()).value,
+          equals({'otheNkey': 'nestedValue'}));
     });
   });