blob: 8b9624ef80c4732d045e2f9d070c8306b6198988 [file] [log] [blame]
// Copyright 2016 The Chromium 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_gallery/gallery/app.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
final TestWidgetsFlutterBinding binding = TestWidgetsFlutterBinding.ensureInitialized();
if (binding is LiveTestWidgetsFlutterBinding)
binding.framePolicy = LiveTestWidgetsFlutterBindingFramePolicy.fullyLive;
testWidgets('Flutter gallery button example code displays', (WidgetTester tester) async {
// Regression test for https://github.com/flutter/flutter/issues/6147
await tester.pumpWidget(const GalleryApp());
await tester.pump(); // see https://github.com/flutter/flutter/issues/1865
await tester.pump(); // triggers a frame
// Scroll the Buttons demo into view so that a tap will succeed
final Offset allDemosOrigin = tester.getTopRight(find.text('Vignettes'));
final Finder button = find.text('Buttons');
while (button.evaluate().isEmpty) {
await tester.dragFrom(allDemosOrigin, const Offset(0.0, -200.0));
await tester.pumpAndSettle();
}
// Launch the buttons demo and then prove that showing the example
// code dialog does not crash.
await tester.tap(find.text('Buttons'));
await tester.pump(); // start animation
await tester.pump(const Duration(seconds: 1)); // end animation
await tester.tap(find.text('RAISED'));
await tester.pump(); // start animation
await tester.pump(const Duration(seconds: 1)); // end animation
await tester.tap(find.byTooltip('Show example code'));
await tester.pump(); // start animation
await tester.pump(const Duration(seconds: 1)); // end animation
expect(find.text('Example code'), findsOneWidget);
});
}