Add unit tests

ashtanko · Aug 27, 2023 · 938e350 · 938e350
1 parent f8bf10f
commit 938e350
Show file tree

Hide file tree

Showing 2 changed files with 61 additions and 7 deletions.
diff --git a/lib/bloc/theme/theme_cubit.dart b/lib/bloc/theme/theme_cubit.dart
@@ -4,7 +4,8 @@ import 'package:flutter_bloc_app_template/bloc/theme/app_theme.dart';
 import 'package:flutter_bloc_app_template/index.dart';
 import 'package:flutter_bloc_app_template/repository/theme_repository.dart';
 
-final Map<AppTheme, ThemeData> _themeData = {
+final Map<AppTheme, ThemeData> themeData = {
+  AppTheme.system: Style.light,
   AppTheme.light: Style.light,
   AppTheme.dark: Style.dark,
   AppTheme.yellow: Style.yellow,
@@ -51,18 +52,18 @@ class ThemeCubit extends Cubit<AppTheme> {
   ThemeData getDefaultTheme() {
     switch (state) {
       case AppTheme.light:
-        return _themeData[AppTheme.light] ?? Style.light;
+        return themeData[AppTheme.light] ?? Style.light;
       case AppTheme.dark:
-        return _themeData[AppTheme.dark] ?? Style.dark;
+        return themeData[AppTheme.dark] ?? Style.dark;
       case AppTheme.yellow:
-        return _themeData[AppTheme.yellow] ?? Style.light;
+        return themeData[AppTheme.yellow] ?? Style.light;
       case AppTheme.system:
-        return _themeData[AppTheme.system] ?? Style.light;
+        return themeData[AppTheme.system] ?? Style.light;
       case AppTheme.experimental:
-        return _themeData[AppTheme.experimental] ?? Style.light;
+        return themeData[AppTheme.experimental] ?? Style.light;
     }
   }
 
   /// Default dark theme
-  ThemeData get darkTheme => _themeData[AppTheme.dark] ?? Style.dark;
+  ThemeData get darkTheme => themeData[AppTheme.dark] ?? Style.dark;
 }
diff --git a/test/bloc/theme/theme_cubit_test.dart b/test/bloc/theme/theme_cubit_test.dart
@@ -23,6 +23,59 @@ void main() {
       cubit = ThemeCubit(themeRepository);
     });
 
+    tearDown(() {
+      cubit.close();
+    });
+
+    test('Initial state is defaultTheme', () {
+      expect(cubit.state, ThemeCubit.defaultTheme);
+    });
+
+    test('loadTheme emits saved theme', () async {
+      await cubit.loadTheme();
+
+      expect(cubit.state, AppTheme.light);
+    });
+
+    test('themeMode returns appropriate ThemeMode', () {
+      cubit.updateTheme(AppTheme.light);
+      expect(cubit.themeMode, ThemeMode.light);
+      cubit.updateTheme(AppTheme.dark);
+      expect(cubit.themeMode, ThemeMode.dark);
+      cubit.updateTheme(AppTheme.system);
+      expect(cubit.themeMode, ThemeMode.system);
+      cubit.updateTheme(AppTheme.experimental);
+      expect(cubit.themeMode, ThemeMode.light);
+    });
+
+    test('getDefaultTheme returns correct ThemeData', () {
+      cubit.updateTheme(AppTheme.light);
+      expect(cubit.getDefaultTheme(), themeData[AppTheme.light]);
+
+      cubit.updateTheme(AppTheme.dark);
+      expect(cubit.getDefaultTheme(), themeData[AppTheme.dark]);
+
+      cubit.updateTheme(AppTheme.yellow);
+      expect(cubit.getDefaultTheme(), themeData[AppTheme.yellow]);
+
+      cubit.updateTheme(AppTheme.system);
+      expect(cubit.getDefaultTheme(), themeData[AppTheme.system]);
+
+      cubit.updateTheme(AppTheme.experimental);
+      expect(cubit.getDefaultTheme(), themeData[AppTheme.experimental]);
+    });
+
+    test('darkTheme returns correct ThemeData', () {
+      expect(cubit.darkTheme, themeData[AppTheme.dark]);
+    });
+
+    test('setTheme saves the theme and emits', () {
+      final newTheme = AppTheme.yellow;
+
+      cubit.setTheme = newTheme;
+      expect(cubit.state, newTheme);
+    });
+
     test('has initial value', () async {
       expect(cubit.state, AppTheme.system);
       expect(cubit.theme, AppTheme.system);