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36 lines
1.3 KiB
Dart
36 lines
1.3 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:sample_catalog/tabbed_app_bar.dart' as tabbed_app_bar_sample;
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final int choiceCount = tabbed_app_bar_sample.choices.length;
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IconData iconAt(int index) => tabbed_app_bar_sample.choices[index].icon;
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Finder findChoiceCard(IconData icon) {
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return find.descendant(of: find.byType(Card), matching: find.byIcon(icon));
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}
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Finder findTab(IconData icon) {
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return find.descendant(of: find.byType(Tab), matching: find.byIcon(icon));
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}
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void main() {
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testWidgets('tabbed_app_bar sample smoke test', (WidgetTester tester) async {
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tabbed_app_bar_sample.main();
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await tester.pump();
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// Tap on each tab, verify that a Card with the expected icon appears.
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for (int i = 0; i < choiceCount; i += 1) {
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await tester.tap(findTab(iconAt(i)));
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await tester.pumpAndSettle();
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expect(findChoiceCard(iconAt(i)), findsOneWidget);
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// Scroll the tabBar by about one tab width
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await tester.drag(find.byType(TabBar), const Offset(-24.0, 0.0));
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await tester.pumpAndSettle();
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}
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});
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}
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