Added test for login page

lib/di_test_mocks.dart

@@ -0,0 +1,69 @@
+import 'package:encrypted_shared_preferences/encrypted_shared_preferences.dart';
+import 'package:flutter_cache_manager/flutter_cache_manager.dart';
+import 'package:injectable/injectable.dart';
+import 'package:local_auth/local_auth.dart';
+import 'package:mockito/annotations.dart';
+
+@GenerateNiceMocks([
+  MockSpec<PaperlessDocumentsApi>(),
+  MockSpec<PaperlessLabelsApi>(),
+  MockSpec<PaperlessSavedViewsApi>(),
+  MockSpec<PaperlessAuthenticationApi>(),
+  MockSpec<PaperlessServerStatsApi>(),
+  MockSpec<LocalVault>(),
+  MockSpec<EncryptedSharedPreferences>(),
+  MockSpec<ConnectivityStatusService>(),
+  MockSpec<LocalAuthentication>(),
+])
+import 'package:paperless_api/paperless_api.dart';
+import 'package:paperless_mobile/core/service/connectivity_status.service.dart';
+import 'package:paperless_mobile/core/store/local_vault.dart';
+import 'di_test_mocks.mocks.dart';
+
+@module
+abstract class DiMocksModule {
+  // All fields must be singleton in order to verify behavior in tests.
+  @singleton
+  @test
+  CacheManager get testCacheManager => CacheManager(Config('testKey'));
+
+  @singleton
+  @test
+  PaperlessDocumentsApi get mockDocumentsApi => MockPaperlessDocumentsApi();
+
+  @singleton
+  @test
+  PaperlessLabelsApi get mockLabelsApi => MockPaperlessLabelsApi();
+
+  @singleton
+  @test
+  PaperlessSavedViewsApi get mockSavedViewsApi => MockPaperlessSavedViewsApi();
+
+  @singleton
+  @test
+  PaperlessAuthenticationApi get mockAuthenticationApi =>
+      MockPaperlessAuthenticationApi();
+
+  @singleton
+  @test
+  PaperlessServerStatsApi get mockServerStatsApi =>
+      MockPaperlessServerStatsApi();
+
+  @singleton
+  @test
+  LocalVault get mockLocalVault => MockLocalVault();
+
+  @singleton
+  @test
+  EncryptedSharedPreferences get mockSharedPreferences =>
+      MockEncryptedSharedPreferences();
+
+  @singleton
+  @test
+  ConnectivityStatusService get mockConnectivityStatusService =>
+      MockConnectivityStatusService();
+
+  @singleton
+  @test
+  LocalAuthentication get localAuthentication => MockLocalAuthentication();
+}