mirror of https://github.com/flutter/samples.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
59 lines
1.9 KiB
59 lines
1.9 KiB
// Copyright 2020 The Flutter team. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
import 'package:flutter/material.dart';
|
|
import 'package:flutter/widgets.dart';
|
|
import 'package:flutter_test/flutter_test.dart';
|
|
import 'package:provider/provider.dart';
|
|
import 'package:provider_shopper/models/cart.dart';
|
|
import 'package:provider_shopper/models/catalog.dart';
|
|
import 'package:provider_shopper/screens/catalog.dart';
|
|
|
|
Widget createCatalogScreen() => MultiProvider(
|
|
providers: [
|
|
Provider(create: (context) => CatalogModel()),
|
|
ChangeNotifierProxyProvider<CatalogModel, CartModel>(
|
|
create: (context) => CartModel(),
|
|
update: (context, catalog, cart) {
|
|
cart.catalog = catalog;
|
|
return cart;
|
|
},
|
|
),
|
|
],
|
|
child: MaterialApp(
|
|
home: MyCatalog(),
|
|
),
|
|
);
|
|
|
|
void main() {
|
|
final catalogListItems = CatalogModel.itemNames.sublist(0, 3);
|
|
|
|
group('CatalogScreen Widget Tests', () {
|
|
testWidgets('Testing item row counts and text', (tester) async {
|
|
await tester.pumpWidget(createCatalogScreen());
|
|
|
|
// Testing for the items on the screen after modifying
|
|
// the model for a fixed number of items.
|
|
for (var item in catalogListItems) {
|
|
expect(find.text(item), findsWidgets);
|
|
}
|
|
});
|
|
|
|
testWidgets('Testing the ADD buttons and check after clicking',
|
|
(tester) async {
|
|
await tester.pumpWidget(createCatalogScreen());
|
|
|
|
// Should find ADD buttons on the screen.
|
|
expect(find.text('ADD'), findsWidgets);
|
|
|
|
// Performing the click on the ADD button of the first item in the list.
|
|
await tester.tap(find.widgetWithText(FlatButton, 'ADD').first);
|
|
await tester.pumpAndSettle();
|
|
|
|
// Verifying if the tapped ADD button has changed to the check icon.
|
|
expect(find.byIcon(Icons.check), findsOneWidget);
|
|
});
|
|
});
|
|
}
|