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import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:quicklog/screens/home_screen.dart';
import 'package:shared_preferences/shared_preferences.dart';
void main() {
TestWidgetsFlutterBinding.ensureInitialized();
testWidgets('character counter updates as user types', (tester) async {
SharedPreferences.setMockInitialValues(<String, Object>{});
await tester.pumpWidget(const MaterialApp(home: HomeScreen()));
await tester.pumpAndSettle();
expect(find.text('0 chars'), findsOneWidget);
await tester.enterText(find.byType(TextField), 'hello');
await tester.pump();
expect(find.text('5 chars'), findsOneWidget);
});
testWidgets('Clear button empties the input', (tester) async {
SharedPreferences.setMockInitialValues(<String, Object>{});
await tester.pumpWidget(const MaterialApp(home: HomeScreen()));
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField), 'something');
await tester.pump();
expect(find.text('9 chars'), findsOneWidget);
await tester.tap(find.text('Clear'));
await tester.pump();
expect(find.text('0 chars'), findsOneWidget);
});
testWidgets('Log text button is rendered and enabled', (tester) async {
SharedPreferences.setMockInitialValues(<String, Object>{});
await tester.pumpWidget(const MaterialApp(home: HomeScreen()));
await tester.pumpAndSettle();
final btn = find.widgetWithText(FilledButton, 'Log text');
expect(btn, findsOneWidget);
expect(tester.widget<FilledButton>(btn).enabled, isTrue);
});
}
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