Unittest for custom_view_modal.dart

lib/view_model/widgets_view_models/custom_drawer_view_model.dart

@@ -75,7 +75,8 @@ class CustomDrawerViewModel extends BaseModel {
   ///   None
   void switchOrg(OrgInfo switchToOrg) {
     // if `selectedOrg` is equal to `switchOrg` and `switchToOrg` present or not.
-    if (selectedOrg == switchToOrg && isPresentinSwitchableOrg(switchToOrg)) {
+    if ((selectedOrg == switchToOrg) &&
+        (isPresentinSwitchableOrg(switchToOrg))) {
       // _navigationService.pop();
       navigationService.showTalawaErrorSnackBar(
         '${switchToOrg.name} already selected',

test/view_model_tests/custom_drawer_view_model_test.dart

@@ -1,25 +1,38 @@
-// ignore_for_file: talawa_api_doc
-// ignore_for_file: talawa_good_doc_comments
-
 import 'package:flutter/material.dart';
 import 'package:flutter_test/flutter_test.dart';
 import 'package:mockito/mockito.dart';
+import 'package:talawa/enums/enums.dart';
 import 'package:talawa/models/organization/org_info.dart';
 import 'package:talawa/models/user/user_info.dart';
 import 'package:talawa/services/graphql_config.dart';
+import 'package:talawa/services/navigation_service.dart';
 import 'package:talawa/services/size_config.dart';
 import 'package:talawa/view_model/main_screen_view_model.dart';
 import 'package:talawa/view_model/widgets_view_models/custom_drawer_view_model.dart';
+import 'package:tutorial_coach_mark/tutorial_coach_mark.dart';
+
 import '../helpers/test_helpers.dart';
 import '../helpers/test_locator.dart';
 
+/// Mocked context.
+///
+/// more_info_if_required
 class MockBuildContext extends Mock implements BuildContext {}
 
+/// Main.
+///
+/// more_info_if_required
+///
+/// **params**:
+///   None
+///
+/// **returns**:
+///   None
 void main() {
-  int testCount = 0;
   testSetupLocator();
   locator<GraphqlConfig>().test();
   locator<SizeConfig>().test();
+  locator<NavigationService>();
 
   setUp(() {
     registerServices();
@@ -29,21 +42,103 @@ void main() {
   tearDown(() {
     unregisterServices();
   });
+  group('CustomDrawerViewModel Tests', () {
+    test('switchAbleOrg should correctly get and set value', () {
+      final model = CustomDrawerViewModel();
+      final orgList = [
+        OrgInfo(name: 'Test Org 1'),
+        OrgInfo(name: 'Test Org 2'),
+      ];
+
+      model.switchAbleOrg = orgList;
+
+      expect(model.switchAbleOrg, equals(orgList));
+    });
+    test("initialize should setup the model with user's joined organizations",
+        () {
+      final homeModel = MainScreenViewModel();
+      final MockBuildContext mockContext = MockBuildContext();
+      final model = CustomDrawerViewModel();
+      final user = User(joinedOrganizations: [OrgInfo(name: 'Test Org')]);
+
+      when(userConfig.currentOrgInfoStream)
+          .thenAnswer((_) => Stream.value(OrgInfo()));
+      when(userConfig.currentUser).thenReturn(user);
+      when(userConfig.currentOrg).thenReturn(OrgInfo());
+
+      model.initialize(homeModel, mockContext);
+
+      expect(model.switchAbleOrg, equals(user.joinedOrganizations));
+    });
+
+    test('switchOrg should show info message if different organization', () {
+      final model = CustomDrawerViewModel();
+      final orgInfo = OrgInfo(name: 'Test Org');
+
+      when(userConfig.currentOrg).thenReturn(OrgInfo(name: 'Current Org'));
+      model.switchAbleOrg = [orgInfo];
+
+      model.switchOrg(orgInfo);
+
+      verify(
+        navigationService.showTalawaErrorSnackBar(
+          'Switched to ${orgInfo.name}',
+          MessageType.info,
+        ),
+      );
+    });
+
+    test('switchOrg should pop navigation after switching or showing error',
+        () {
+      final model = CustomDrawerViewModel();
+      final orgInfo = OrgInfo(name: 'Test Org');
+
+      when(userConfig.currentOrg).thenReturn(OrgInfo(name: 'Current Org'));
+      model.switchAbleOrg = [orgInfo];
+
+      model.switchOrg(orgInfo);
+
+      verify(navigationService.pop());
+    });
+
+    test('initialize should setup the model with userConfig values', () {
+      final homeModel = MainScreenViewModel();
+      final MockBuildContext mockContext = MockBuildContext();
+      final model = CustomDrawerViewModel();
+      final user = User(joinedOrganizations: [OrgInfo(name: 'Test Org')]);
+
+      when(userConfig.currentOrgInfoStream)
+          .thenAnswer((_) => Stream.value(OrgInfo()));
+      when(userConfig.currentUser).thenReturn(user);
+      when(userConfig.currentOrg).thenReturn(OrgInfo());
+
+      model.initialize(homeModel, mockContext);
+
+      expect(model.switchAbleOrg, equals(user.joinedOrganizations));
+      expect(model.selectedOrg, equals(userConfig.currentOrg));
+    });
+    test(
+        'switchOrg should save new organization in userConfig if different organization',
+        () {
+      final model = CustomDrawerViewModel();
+      final orgInfo = OrgInfo(name: 'Test Org');
 
-  group('Custom Drawer Model testing -', () {
-    //final mockConnectivity = getAndRegisterConnectivityService();
-    final mainscreenModel = MainScreenViewModel();
-    final model = CustomDrawerViewModel();
-    final MockBuildContext mockBuildContext = MockBuildContext();
-    //final UserConfig mockus
-    tearDown(() {
-      if (testCount == 5) {
-        model.dispose();
-      }
+      when(userConfig.currentOrg).thenReturn(OrgInfo(name: 'Current Org'));
+      model.switchAbleOrg = [orgInfo];
+
+      model.switchOrg(orgInfo);
+
+      verify(userConfig.saveCurrentOrgInHive(orgInfo));
+      verify(
+        navigationService.showTalawaErrorSnackBar(
+          'Switched to ${orgInfo.name}',
+          MessageType.info,
+        ),
+      );
     });
 
     test('check if switchOrg is working with zero switchable orgs', () {
-      print("1");
+      final model = CustomDrawerViewModel();
       model.setSelectedOrganizationName(userConfig.currentOrg);
 
       //No switchable org are present in the model
@@ -55,12 +150,11 @@ void main() {
 
       //check if selected org is mocked joined org .Expectation-false.
       expect(model.selectedOrg, isNot(mockJoinedOrg));
-      testCount++;
     });
 
     test('check if switchOrg is working with wrong switchable org being passed',
         () {
-      print("2");
+      final model = CustomDrawerViewModel();
       model.setSelectedOrganizationName(userConfig.currentOrg);
 
       //Mock switchable org are present in the model
@@ -83,13 +177,14 @@ void main() {
       expect(isPresent, false);
       //check if selected org is changed or not. Expected-Not changing
       expect(model.selectedOrg, isNot(fakeOrg));
-      testCount++;
     });
 
     test('check if switchOrg is working with mock joined orgs', () async {
-      print("3");
+      final model = CustomDrawerViewModel();
+      final homeModel = MainScreenViewModel();
+      final MockBuildContext mockContext = MockBuildContext();
       //Intializing a mock model with mockBuildContext
-      model.initialize(mainscreenModel, mockBuildContext);
+      model.initialize(homeModel, mockContext);
       //Storing the first switchable org in mockOrgInfo
       final OrgInfo mockChangeOrgTo = model.switchAbleOrg.first;
 
@@ -98,35 +193,92 @@ void main() {
 
       //expecting the selected org will be equal to the mockChangeOrgto returns true
       expect(model.selectedOrg, mockChangeOrgTo);
-      testCount++;
-    });
-
-    // test('check if switchOrg is working with already joined mock orgs',
-    //     () async {
-    //   print("4");
-    //   //Intializing a mock model with mockBuildContext
-    //   // model.initialize(mainscreenModel, mockBuildContext);
-    //   //Storing the first switchable org in mockOrgInfo
-    //   final OrgInfo mockChangeOrgTo = model.switchAbleOrg.first;
-    //   //Calling the switchOrg function
-    //   model.switchOrg(mockChangeOrgTo);
-    //   model.switchOrg(mockChangeOrgTo);
-
-    //   //expecting the selected org will be equal to the mockChangeOrgto returns true
-    //   expect(model.selectedOrg, mockChangeOrgTo);
-    //   testCount++;
-    // });
-
-    // test('check if switchOrg is working with switching joined mock orgs',
-    //     () async {
-    //   print("5");
-    //   // model.initialize(mainscreenModel, mockBuildContext);
-    //   final OrgInfo mockChangeOrgTo = model.switchAbleOrg.first;
-    //   final OrgInfo mockChangeOrgToLast = model.switchAbleOrg.last;
-    //   model.switchOrg(mockChangeOrgTo);
-    //   model.switchOrg(mockChangeOrgToLast);
-    //   expect(model.selectedOrg, mockChangeOrgToLast);
-    //   testCount++;
-    // });
+    });
+
+    test('setSelectedOrganizationName should update selectedOrg if different',
+        () {
+      final model = CustomDrawerViewModel();
+      final orgInfo = OrgInfo(name: 'Test Org');
+
+      model.setSelectedOrganizationName(orgInfo);
+
+      expect(model.selectedOrg, equals(orgInfo));
+    });
+
+    test('Check if OrgInfo is present in switchAbleOrg', () {
+      final model = CustomDrawerViewModel();
+      model.switchAbleOrg = [
+        OrgInfo(id: '1'),
+        OrgInfo(id: '2'),
+        OrgInfo(id: '3'),
+      ];
+      final switchToOrg = OrgInfo(id: '2');
+
+      final result = model.isPresentinSwitchableOrg(switchToOrg);
+
+      expect(result, true);
+    });
+
+    test('Check if OrgInfo is not present in switchAbleOrg', () {
+      final model = CustomDrawerViewModel();
+      model.switchAbleOrg = [
+        OrgInfo(id: '1'),
+        OrgInfo(id: '2'),
+        OrgInfo(id: '3'),
+      ];
+      final switchToOrg = OrgInfo(id: '4');
+
+      final result = model.isPresentinSwitchableOrg(switchToOrg);
+
+      expect(result, false);
+    });
+
+    test(
+        'setSelectedOrganizationName should show error snackbar if org is same as selected',
+        () {
+      final homeModel = MainScreenViewModel();
+      final MockBuildContext mockContext = MockBuildContext();
+      final model = CustomDrawerViewModel();
+      final user =
+          User(joinedOrganizations: [OrgInfo(id: '1', name: 'Test Org1')]);
+
+      when(userConfig.currentOrgInfoStream)
+          .thenAnswer((_) => Stream.value(OrgInfo(id: '1', name: 'Test Org1')));
+      when(userConfig.currentUser).thenReturn(user);
+      when(userConfig.currentOrg)
+          .thenReturn(OrgInfo(id: '1', name: 'Test Org1'));
+      model.initialize(homeModel, mockContext);
+      final switchToOrg = OrgInfo(id: '1', name: 'Test Org1');
+      model.setSelectedOrganizationName(switchToOrg);
+      final result1 = model.isPresentinSwitchableOrg(switchToOrg);
+
+      expect(result1, true);
+      // expect(model.selectedOrg, equals(userConfig.currentOrg));
+      model.switchOrg(switchToOrg);
+      final result = model.isPresentinSwitchableOrg(switchToOrg);
+
+      expect(result, true);
+      expect(model.selectedOrg, equals(switchToOrg));
+      verify(
+        navigationService.showTalawaErrorSnackBar(
+          '${switchToOrg.name} already selected',
+          MessageType.warning,
+        ),
+      ).called(1);
+    });
+    test('controller should return ScrollController instance', () {
+      final model = CustomDrawerViewModel();
+      expect(model.controller, isA<ScrollController>());
+    });
+
+    test('targets should return List<TargetFocus> instance', () {
+      final model = CustomDrawerViewModel();
+      expect(model.targets, isA<List<TargetFocus>>());
+    });
+
+    test('selectedOrg should be initially null', () {
+      final model = CustomDrawerViewModel();
+      expect(model.selectedOrg, isNull);
+    });
   });
 }