test(i18n): system locale

RPMTW · Jul 27, 2023 · b41a6eb · b41a6eb
1 parent 447de71
commit b41a6eb
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Showing 7 changed files with 448 additions and 26 deletions.
diff --git a/app/lib/main.dart b/app/lib/main.dart
@@ -94,7 +94,7 @@ class _AppHomeState extends State<_AppHome> {
   Future<void> load() async {
     if (mounted) {
       final i18n = context.i18n;
-      i18n.setLocale(I18nLocale.getFromSystemLocale());
+      i18n.setLocale(I18nLocale.getFromSystemLocale(WidgetsBinding.instance.platformDispatcher));
       await i18n.load();
       setState(() {
         isLoaded = true;

diff --git a/app/lib/pages/main_page.dart b/app/lib/pages/main_page.dart
@@ -17,14 +17,16 @@ class _MainPageState extends State<MainPage> {
     WidgetsBinding.instance.addPostFrameCallback((_) {
       if (mounted) {
         showEraDialog(
-            context: context,
-            barrierDismissible: true,
-            dialog: const InteractiveDialog(
-              title: '歡迎使用',
-              description:
-                  '歡迎你來到 Era Connect！\n開始使用啟動器之前，讓我們協助你進行快速設定，就可以盡情地暢玩遊戲啦。',
-              logoBoxText: '01',
-            ));
+          context: context,
+          barrierDismissible: true,
+          dialog: const InteractiveDialog(
+            title: '歡迎使用',
+            description:
+                '歡迎你來到 Era Connect！\n開始使用啟動器之前，讓我們協助你進行快速設定，就可以盡情地暢玩遊戲啦。',
+            logoBoxText: '01',
+            child: Placeholder(),
+          ),
+        );
       }
     });
   }

diff --git a/packages/era_connect_i18n/lib/i18n_locale.dart b/packages/era_connect_i18n/lib/i18n_locale.dart
@@ -1,4 +1,4 @@
-import 'package:flutter/widgets.dart';
+import 'dart:ui' as ui;
 
 /// An enum that represents the supported locales for the app.
 enum I18nLocale {
@@ -10,8 +10,9 @@ enum I18nLocale {
 
   const I18nLocale(this.code);
 
-  static I18nLocale getFromSystemLocale() {
-    final systemLocale = WidgetsBinding.instance.platformDispatcher.locale;
+  static I18nLocale getFromSystemLocale(
+      ui.PlatformDispatcher platformDispatcher) {
+    final systemLocale = platformDispatcher.locale;
     final languageTag = systemLocale.toLanguageTag();
 
     return I18nLocale.values.firstWhere(

diff --git a/packages/era_connect_i18n/pubspec.yaml b/packages/era_connect_i18n/pubspec.yaml
@@ -16,6 +16,8 @@ dev_dependencies:
   flutter_test:
     sdk: flutter
   flutter_lints: ^2.0.0
+  mockito: ^5.4.2
+  build_runner: ^2.4.6
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec

diff --git a/packages/era_connect_i18n/test/i18n_locale_test.dart b/packages/era_connect_i18n/test/i18n_locale_test.dart
@@ -0,0 +1,37 @@
+import 'package:era_connect_i18n/i18n_locale.dart';
+import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:mockito/annotations.dart';
+import 'package:mockito/mockito.dart';
+import 'dart:ui' as ui;
+
+import 'i18n_locale_test.mocks.dart';
+
+@GenerateMocks([ui.PlatformDispatcher])
+void main() {
+  group('I18nLocale', () {
+    setUp(() => WidgetsFlutterBinding.ensureInitialized());
+
+    test(
+        'getFromSystemLocale returns americanEnglish when system locale is not supported',
+        () {
+      final mockPlatformDispatcher = MockPlatformDispatcher();
+      when(mockPlatformDispatcher.locale).thenReturn(Locale('fr', 'FR'));
+
+      final result = I18nLocale.getFromSystemLocale(mockPlatformDispatcher);
+
+      expect(result, I18nLocale.americanEnglish);
+    });
+
+    test(
+        'getFromSystemLocale returns the correct locale when system locale is supported',
+        () {
+      final mockPlatformDispatcher = MockPlatformDispatcher();
+      when(mockPlatformDispatcher.locale).thenReturn(Locale('zh', 'TW'));
+
+      final result = I18nLocale.getFromSystemLocale(mockPlatformDispatcher);
+
+      expect(result, I18nLocale.traditionalChineseTW);
+    });
+  });
+}