fix and test MockFirebaseDatabase.instance.ref()

Author: sitatec

example/example.dart

@@ -8,13 +8,13 @@ class UserRepository {
 
   Future<String?> getUserName(String userId) async {
     final userNameReference =
-        firebaseDatabase.reference().child('users').child(userId).child('name');
+        firebaseDatabase.ref().child('users').child(userId).child('name');
     final databaseEvent = await userNameReference.once();
     return databaseEvent.snapshot.value as String?;
   }
 
   Future<Map<String, dynamic>?> getUser(String userId) async {
-    final userNode = firebaseDatabase.reference().child('users/$userId');
+    final userNode = firebaseDatabase.ref().child('users/$userId');
     final databaseEvent = await userNode.once();
     return databaseEvent.snapshot.value as Map<String, dynamic>?;
   }
@@ -40,7 +40,7 @@ void main() {
       }
     }
   };
-  MockFirebaseDatabase.instance.reference().set(fakeData);
+  MockFirebaseDatabase.instance.ref().set(fakeData);
   setUp(() {
     firebaseDatabase = MockFirebaseDatabase.instance;
     userRepository = UserRepository(firebaseDatabase);

lib/src/mock_firebase_database.dart

@@ -12,7 +12,7 @@ class MockFirebaseDatabase extends Mock implements FirebaseDatabase {
   @override
   DatabaseReference ref([String? path]) {
     if (path != null) {
-      return MockDatabaseReference()..child(path);
+      return MockDatabaseReference().child(path);
     }
     return MockDatabaseReference();
   }

test/exemples_test.dart

@@ -8,13 +8,13 @@ class UserRepository {
 
   Future<String?> getUserName(String userId) async {
     final userNameReference =
-        firebaseDatabase.reference().child('users').child(userId).child('name');
+        firebaseDatabase.ref().child('users').child(userId).child('name');
     final databaseEvent = await userNameReference.once();
     return databaseEvent.snapshot.value as String?;
   }
 
   Future<Map<String, dynamic>?> getUser(String userId) async {
-    final userNode = firebaseDatabase.reference().child('users/$userId');
+    final userNode = firebaseDatabase.ref().child('users/$userId');
     final databaseEvent = await userNode.once();
     return databaseEvent.snapshot.value as Map<String, dynamic>?;
   }
@@ -40,7 +40,7 @@ void main() {
       }
     }
   };
-  MockFirebaseDatabase.instance.reference().set(fakeData);
+  MockFirebaseDatabase.instance.ref().set(fakeData);
   setUp(() {
     firebaseDatabase = MockFirebaseDatabase.instance;
     userRepository = UserRepository(firebaseDatabase);

test/mock_database_reference_test.dart

@@ -11,6 +11,18 @@ void main() {
   });
 
   group('Node path handling : ', () {
+    test("Should get a reference with a initial path", () {
+      expect(
+        MockFirebaseDatabase.instance.ref("initialPath").path,
+        MockDatabaseReference().child("initialPath").path,
+      );
+    });
+    test("Should get reference using the deprecated reference() method", () {
+      expect(
+        MockFirebaseDatabase.instance.reference().child("deprecated").path,
+        MockDatabaseReference().child("deprecated").path,
+      );
+    });
     test('Should work with slash as prefix', () {
       expect(
         databaseReference.child('/test').path,