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[shared_preferences] Add test to enforce mutable lists #7369

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Aug 27, 2024
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[shared_preferences] Add test to enforce mutable lists #7369

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9 changes: 9 additions & 0 deletions ...ared_preferences/shared_preferences/example/integration_test/shared_preferences_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -218,6 +218,15 @@ void main() {
expect(await preferences.getStringList(listKey), testList);
});

testWidgets('getStringList returns mutable list', (WidgetTester _) async {
final SharedPreferencesAsync preferences = await getPreferences();

await preferences.setStringList(listKey, testList);
final List<String>? list = await preferences.getStringList(listKey);
list?.add('value');
expect(list?.length, testList.length + 1);
});

testWidgets('getAll', (WidgetTester _) async {
final SharedPreferencesAsync preferences = await getPreferences();
await Future.wait(<Future<void>>[
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