// Copyright 2014 The Flutter Authors. 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_test/flutter_test.dart'; import 'package:sample_catalog/basic_app_bar.dart' as basic_app_bar_sample; int choiceCount = basic_app_bar_sample.choices.length; IconData iconAt(int index) => basic_app_bar_sample.choices[index].icon; String titleAt(int index) => basic_app_bar_sample.choices[index].title; Finder findAppBarIcon(IconData icon) { return find.descendant(of: find.byType(AppBar), matching: find.byIcon(icon)); } Finder findChoiceCard(IconData icon) { return find.descendant(of: find.byType(Card), matching: find.byIcon(icon)); } void main() { testWidgets('basic_app_bar sample smoke test', (WidgetTester tester) async { basic_app_bar_sample.main(); await tester.pump(); // Tap on the two action buttons and all of the overflow menu items. // Verify that a Card with the expected icon appears. await tester.tap(findAppBarIcon(iconAt(0))); await tester.pumpAndSettle(); expect(findChoiceCard(iconAt(0)), findsOneWidget); await tester.tap(findAppBarIcon(iconAt(1))); await tester.pumpAndSettle(); expect(findChoiceCard(iconAt(1)), findsOneWidget); for (int i = 2; i < choiceCount; i += 1) { await tester.tap(findAppBarIcon(Icons.more_vert)); await tester.pumpAndSettle(); await tester.tap(find.text(titleAt(i))); await tester.pumpAndSettle(); expect(findChoiceCard(iconAt(i)), findsOneWidget); } }); }