void main() {
IntegrationTestWidgetsFlutterBinding.ensureInitialized();
group('APP TEST:', () {
// group: organizes related tests together for better structure and readability.
testWidgets('Full App Test', (WidgetTester tester) async {
app.main();
await tester.pumpAndSettle();
// LOGIN TEST
debugPrint('LOGIN TEST');
expect(find.text('LOG IN'), findsWidgets);
// TEST-1 : Username validation error
await tester.enterText(find.byType(TextField).at(0), 'user');
await Future.delayed(const Duration(seconds: 2));
await tester.enterText(find.byType(TextField).at(1), 'pass1234');
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.byType(ElevatedButton));
await tester.pumpAndSettle();
expect(find.text('cannot be smaller than 8 characters!'), findsOneWidget);
expect(
find.text(
'minimum 8 characters, at least one letter and one number.'),
findsNothing);
debugPrint('Test 1 Passed! : Username Validation Error');
// TEST-2 : Password Validation Error
await tester.enterText(find.byType(TextField).at(0), '');
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField).at(0), 'username');
await tester.pumpAndSettle();
await Future.delayed(const Duration(seconds: 2));
await tester.enterText(find.byType(TextField).at(1), '');
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField).at(1), 'password');
await tester.pumpAndSettle();
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.byType(ElevatedButton));
await tester.pump();
expect(
find.text(
'minimum 8 characters, at least one letter and one number.'),
findsOneWidget);
expect(find.text('cannot be smaller than 8 characters!'), findsNothing);
debugPrint('Test 2 Passed! : Password Validation Error');
// TEST-3 : Invalid Username or Password
await tester.enterText(find.byType(TextField).at(0), '');
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField).at(0), 'username');
await tester.pumpAndSettle();
await Future.delayed(const Duration(seconds: 2));
await tester.enterText(find.byType(TextField).at(1), '');
await tester.pumpAndSettle();
await tester.enterText(find.byType(TextField).at(1), 'pass12345');
await tester.pumpAndSettle();
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.byType(ElevatedButton));
await tester.pump();
expect(find.text('Invalid username or password'), findsOneWidget);
await Future.delayed(const Duration(seconds: 3));
await tester.pump();
expect(find.text('Invalid username or password'), findsNothing);
debugPrint('Test 3 Passed! : Wrong Password or Username');
// TEST-4: Successful Login
await tester.enterText(find.byType(TextField).at(0), 'username');
await Future.delayed(const Duration(seconds: 2));
await tester.enterText(find.byType(TextField).at(1), 'pass1234');
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.byType(ElevatedButton));
await tester.pumpAndSettle();
// Home Page
expect(find.text('Laptop'), findsOneWidget);
expect(find.text('1152.0${String.fromCharCode(36)}'), findsOneWidget);
expect(find.text('Table'), findsOneWidget);
expect(find.text('Earphone'), findsOneWidget);
debugPrint('Test 4 Passed! : Login with username & pass1234');
debugPrint('LOGIN - All Tests Passed!\n');
debugPrint('Successfully open Home Page\n');
// CART TEST
debugPrint('CART TEST');
await tester.tap(find.byIcon(Icons.shopping_cart));
await tester.pumpAndSettle();
expect(find.text('Cart is Empty.'), findsOneWidget);
await Future.delayed(const Duration(seconds: 2));
await tester.tap(find.byIcon(Icons.arrow_back));
await tester.pumpAndSettle();
// TEST-1 : Add to Cart
await Future.delayed(const Duration(seconds: 2));
await tester.tap(find.widgetWithIcon(IconButton, Icons.add_circle).at(0));
await tester.pumpAndSettle();
expect(find.text('Laptop added to cart'), findsOneWidget);
expect(find.text('1'), findsOneWidget);
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.widgetWithIcon(IconButton, Icons.add_circle).at(0));
await tester.pumpAndSettle();
expect(find.text('Laptop added to cart'), findsOneWidget);
expect(find.text('2'), findsOneWidget);
expect(find.text('1'), findsNothing);
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.widgetWithIcon(IconButton, Icons.add_circle).at(1));
await tester.pumpAndSettle();
expect(find.text('Monitor added to cart'), findsOneWidget);
expect(find.text('3'), findsOneWidget);
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.widgetWithIcon(IconButton, Icons.add_circle).at(2));
await tester.pumpAndSettle();
expect(find.text('Table added to cart'), findsOneWidget);
expect(find.text('4'), findsOneWidget);
await Future.delayed(const Duration(seconds: 3));
await tester.tap(find.widgetWithIcon(IconButton, Icons.add_circle).at(4));
await tester.pumpAndSettle();
expect(find.text('Mouse added to cart'), findsOneWidget);
expect(find.text('5'), findsOneWidget);
debugPrint('Test 1 Passed! : Add To Cart');
// TEST-2 : SHOW CART
await Future.delayed(const Duration(seconds: 5));
await tester.tap(find.byIcon(Icons.shopping_cart));
await tester.pumpAndSettle();
expect(find.text('Cart'), findsOneWidget);
expect(find.text('Laptop'), findsOneWidget);
expect(find.text('amount:2'), findsOneWidget);
expect(find.text('amount:1'), findsWidgets);
expect(find.text('2304.0${String.fromCharCode(36)}'), findsOneWidget);
expect(find.text('Monitor'), findsOneWidget);
expect(find.text('Table'), findsOneWidget);
expect(find.text('Mouse'), findsOneWidget);
expect(find.text('TOTAL : 2542.0${String.fromCharCode(36)}'),
findsOneWidget);
await tester.tap(find.byType(ElevatedButton));
await tester.pumpAndSettle();
// Snackbar'ın çıktığını kontrol edin
expect(find.text('Payment Successful'), findsOneWidget);
debugPrint('Test 2 Passed! : Cart Informations');
debugPrint('CART - All Tests Passed!');
});
});
}